<p><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">সপ্তম অধ্যায়</span></span></span></span></p> <p><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">নগ্নবীজী ও আবৃতবীজী উদ্ভিদ</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><strong><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">বহু নির্বাচনী প্রশ্ন</span></span></strong></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১।        বাংলাদেশে কত প্রজাতির নগ্নবীজী উদ্ভিদ<br /> প্রাকৃতিকভাবে জন্মে? </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) ৪০০০ প্রজাতি   খ) ৫ প্রজাতি </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) ৮৩ প্রজাতি     ঘ) ৭২১ প্রজাতি </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">২।        জীবন্ত জীবাশ্ম (</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Living fossil</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">) হলো</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">—</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Cycas sp    </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  খ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Semibarbula sp</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Pinus sp    </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ঘ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Funaria sp</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">৩।        কোন নগ্নবীজী উদ্ভিদে দ্বিনিষেক ঘটে? </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Ephedra</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> খ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Pinus</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Gnetum</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ঘ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Cycas</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">৪।        কোনটি নগ্নবীজী উদ্ভিদের বৈশিষ্ট্য? </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) দ্বিনিষেক ঘটে </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  খ) জাইলেম টিস্যুতে সত্যিকার ভেসেল থাকে </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) অসম আকৃতির জনুক্রম বিদ্যমান </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ঘ) ফ্লোয়েম টিস্যুতে সঙ্গীকোষ থাকে </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">৫।        নগ্নজীবী উদ্ভিদে নিচের কোনটি অনুপস্থিত? </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) স্পোরেফিল     খ) গর্ভাশয় </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) ডিম্বক ঘ) সস্য </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">৬।        নগ্নজীবী উদ্ভিদে- </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. আর্কিগোনিয়াম উপস্থিত </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. সস্য ট্রিপ্লয়েড </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. বীজ উৎপন্ন হয় </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  <strong>নিচের কোনটি সঠিক? </strong></span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">          ক) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">    খ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">   ঘ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i, ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">৭।        নগ্নবীজী উদ্ভিদের জননাঙ্গ নেই- </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. গর্ভদণ্ড </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. ডিম্বক </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. গর্ভাশয় </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  <strong>নিচের কোনটি সঠিক? </strong></span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">          ক) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">    খ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">   ঘ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i, ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">৮।        নগ্নবীজী উদ্ভিদে নেই</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">—</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. জাইলেম ভেসেল </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. ফ্লোয়েম সঙ্গীকোষ </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. দ্বিনিষেক </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  <strong>নিচের কোনটি সঠিক? </strong></span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">          ক) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">    খ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">   ঘ</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">) i, ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">৯।        </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Cycas</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> উদ্ভিদের</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">—</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. আর্কিগোনিয়া উপস্থিত    </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. জাইলেম ভেসেল থাকে </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. শুক্রাণু ফ্ল্যাজেলাযুক্ত </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  <strong>নিচের কোনটি সঠিক? </strong></span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">          ক) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">    খ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">   ঘ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i, ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১০।  কোনটি সাইকাসের আদি বৈশিষ্ট্য? </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) হ্যাপ্লয়েড সস্য   </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  খ) গর্ভাশয়বিহীন </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) আর্কিগোনিয়াম   </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ঘ) ভেসেল অনুপস্থিত </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১১।  সাইকাসের এন্ডোস্পার্ম হলো</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">—</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">/ </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Cycas</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> এর সস্য কোন ধরনের?</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) হ্যাপ্লয়েড </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  খ) ডিপ্লয়েড </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) ট্রিপ্লয়েড   </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ঘ) টেট্রাপ্লয়েড </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১২। </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Cycas</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> এর সস্যে ক্রোমোজোম সেট সংখ্যা হলো</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">—</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) ১    খ) ২ </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) ৩    ঘ) ৪</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১৩।  </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Cycas</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> উদ্ভিদ প্রাকৃতিকভাবে জন্মে</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">—</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) দিনাজপুরে </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  খ) পটুয়াখালীর কুয়াকাটা </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) চট্রগ্রামের পাহাড়ি অঞ্চলে </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ঘ) শ্রীমঙ্গল বনে </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১৪। পামফার্ন বলা হয় নিম্নে কোন উদ্ভিদকে? </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Gnetum</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  খ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Pinus</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Cycas</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ঘ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Podocarpus</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১৫।  </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Cycas</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> এর বৈশিষ্ট্য হলো</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">—</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i.</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ট্রান্সফিউশন টিস্যুর উপস্থিতি </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. হ্যাপ্লয়েড সস্যের সৃষ্টি </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. সমরেণুপ্রসূত </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><strong><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  নিচের কোনটি সঠিক? </span></span></strong></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">          ক) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">    খ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">   ঘ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i, ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১৬।  </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Cycas</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> এর ক্ষেত্রে প্রযোজ্য</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">—</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i.</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ট্রান্সফিউশন টিস্যুর উপস্থিতি </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii.</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> হ্যাপ্লয়েড সস্যের সৃষ্টি </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. কোরালয়েড মূলের উপস্থিতি</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><strong><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  নিচের কোনটি সঠিক? </span></span></strong></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">          ক) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">    খ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">   ঘ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i, ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১৭।  </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Cycas</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> এর প্রধান মূল নষ্ট হওয়ার পর- </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i.</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> অস্থানিক মূল সৃষ্টি হয় </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. মূল ব্যাকটেরিয়া দ্বারা আক্রান্ত হয় </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii.</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> দ্ব্যগ্র শাখান্বিত মূল সৃষ্টি হয় </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><strong><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  নিচের কোনটি সঠিক? </span></span></strong></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">          ক) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">    খ)</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif""> i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif""> iii</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">   ঘ</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">) i, ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১৮।  সাইকাসের প্রধান মূল নষ্ট হওয়ার ফলে</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">—</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. অস্থানিক মূল সৃষ্টি হয় </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. অহধনধবহধ দ্বারা আক্রান্ত হয় </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. এর আকৃতি সামুদ্রিক প্রবালের মতো হয়</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  <strong>নিচের কোনটি সঠিক? </strong></span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">   ক) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">   খ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">   ঘ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i, ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১৯। </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Cycas</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> এর মূলে বসবাস করে</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">—</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. ব্যাকটেরিয়া</span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif"">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii. Nos toc </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">     iii. Anabaena </span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  <strong>নিচের কোনটি সঠিক? </strong></span></span></span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">          ক) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">    খ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span> </span></span></p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">   ঘ) </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i, ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ও </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">iii</span></span></span></span></p> <p style="margin-left:24px"> </p> <p style="margin-left:24px"><span style="font-size:11pt"><span style="font-family:"Calibri","sans-serif""><strong><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  উত্তর : </span></span></strong><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১. ঘ</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ২. ক ৩. ক ৪. গ ৫. খ ৬. খ ৭. খ ৮. ঘ ৯. খ ১০. গ ১১. ক ১২. ক ১৩. গ ১৪. গ ১৫. ক ১৬. ঘ ১৭. ঘ ১৮. ঘ ১৯. ঘ।</span></span></span></span></p>