<p style="text-align:left"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">প্রথম অধ্যায়</span></span></p> <p style="text-align:left"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">প্রাণীর বিভিন্নতা ও শ্রেণিবিন্যাস</span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><strong><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">বহু নির্বাচনী প্রশ্ন</span></span></strong></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১।        প্রাণিজগতের ভিন্নতার কারণ কী? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) প্রজাতিগত বৈচিত্র্য </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  খ) আচরণগত বৈচিত্র্য</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) খাদ্যাভ্যাসগত বৈচিত্র্য   </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ঘ) চলাচলগত বৈচিত্র্য</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">২। প্রাণিবিদ্যার জনক কে?</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) লিনিয়াস খ) থিওফ্রাস্টাস</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) অ্যারিস্টটল ঘ) ডারউইন</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">৩। অরীয় ক্লিভেজ দেখা যায় কোন পর্বে?</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Annelida</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"">Arthropda</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Mollusca</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"">Chordata</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">৪। দ্বিপার্শীয় ক্লিভেজ/প্রতিসম্যতা দেখা যায় কোন পর্বে? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Annelida</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"">Arthropda</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Mollusca</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"">Chordata</span></span>  </span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">৫। সর্পিল ক্লিভেজ দেখা যায় কোন পর্বে? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i. Annelida</span></span> <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">ii. Mollusca</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">     iii. Chordata</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><strong><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  নিচের কোনটি সঠিক?</span></span></strong></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">৬। প্রাণিদেহের বিভিন্ন অঙ্গ-প্রত্যঙ্গ সৃষ্টি হয় কোথা থেকে? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) সিলোম খ) ভ্রূণস্তর </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) খন্ডক  ঘ) নটোকর্ড</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">৭। নিচের কোন প্রাণীটি দ্বিস্তরী? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) তারামাছ   খ) ঘাসফড়িং</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) জোঁক  ঘ) হাইড্রা</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">৮। প্রতিসাম্যতা হলো</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">—</span></span> </span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) তিনটি ভ্রূণস্তরবিশিষ্ট দশা</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  খ) যেকোনো তলের ভিত্তিতে প্রাণীর অঙ্গীকার অবস্থান</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) একই ধরনের খণ্ডাংশবিশিষ্ট অবস্থা </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ঘ) প্রাণীতে কয়েকটি অঞ্চলে বিভাজনের পদ্ধতি</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Volvox</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">-এ কোন ধরনের প্রতিসাম্য দেখা যায়? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) গোলীয় খ) অরীয়</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) দ্বিপার্শ্বীয় ঘ) অপ্রতিসাম্য</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১০।  নিচের কোনটিতে অরীয় প্রতিসাম্যতা দেখা যায়? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) জেলিফিস খ) শামুক</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) মানুষ  ঘ) প্রজাপতি</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১০।  অরীয় প্রতিসাম্যের উদাহরণ হলো</span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">—</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black">  <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">i. Hydra  ii. Taenia   iii. As tropecten</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  <strong>নিচের কোনটি সঠিক?</strong></span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১১। কোন প্রাণীটি দ্বি-অরীয় প্রতিসম? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Metridium</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"">Cliona</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Cealoplana</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"">Aurdia</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১২। সমুদ্র তারা-এর প্রতিসাম্যতা কোন ধরনের? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) দ্বিপার্শ্বীয় খ) গোলীয়</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) পঞ্চ অরীয় ঘ) দ্ব-অরীয়</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১৩। কোন প্রাণীটি দ্বিপার্শ্বীয় প্রতিসম? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) ব্যাঙ  খ) হাইড্রা</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) তারামাছ ঘ) জোঁক</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১৪। অপ্রতিসাম্যতার উদাহরণ কোনটি? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Volvox</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"">Pila</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Hydra</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"">Julus</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১৫। সমখণ্ডকায়ন বিশিষ্ট ভ্রূণী কোনটি? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) জোঁক  খ) তারামাছ</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) হাইড্রা ঘ) কেঁচো</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১৬। অঞ্চলায়ন কোন পর্বের শ্রেণিবিন্যাসের জন্য গুরুত্বপূর্ণ?</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Mollusca</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"">Arthropda</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Annelida</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"">Echinodermata</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১৭। কোন পর্যায়ে সিলোমবিহীন?/নিচের কোন প্রাণী অ্যাসিলোমেট? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Cnidaria</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"">Mollusca</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Arthropoda</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"">Echinodermata</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১৮। নিচের কোন প্রাণীতে স্যুডোসিলোম দেখা যায়? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Fasciala</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"">Taenia</span></span> <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">sotium</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Ascaris</span></span> <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">lumbricoides</span></span>  </span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Metaphire</span></span> <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">pos</span></span> <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">thuma</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">১৯। প্রকৃতি সিলোমযুক্ত প্রাণী কোনটি? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Taenia</span></span> <span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">sotium</span></span>  </span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Ascaris lumbricoides</span></span>  </span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Metaphire pos thuma</span></span> </span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Fasciala hepatica</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">২০। সিলোমযুক্ত প্রাণী কোনটি? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) স্পঞ্জ  খ) জেলিফিশ</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) চ্যাপ্টাকৃমি  ঘ) তেলাপোকা</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">২১। শ্রেণিবিন্যাসে ব্যবহৃত প্রতিটি একককে বলে? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) পর্ব   খ) শ্রেণি</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) ট্যাক্সন ঘ) গোত্র</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">২২। শ্রেণিবিন্যাসের সবচেয়ে বড় একক কোনটি?</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Phylum</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"">Class</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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"">Order</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"">Family</span></span> </span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">২৩। শ্রেণিবিন্যাসের মূল বা ভিত্তি একক কোনটি? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) পর্ব   খ) শ্রেণি</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) বর্গ   ঘ) প্রজাতি </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">২৪। ত্রিপদ নামকরণের প্রবক্তা কোন বিজ্ঞানী? </span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  ক) লিনিয়াস খ) স্লেজেল</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">  গ) ল্যামার্ক ঘ) হ্যাক্সলে</span></span></span></span></span></p> <p style="margin-left:24px; text-align:left"> </p> <p style="margin-left:24px; text-align:left"><span style="font-size:10pt"><span style="font-family:Kantho"><span style="color:black"><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. ক</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> ২. গ ৩. খ ৪. ঘ ৫. ক ৬. ঘ ৭. খ ৮. ক ৯. ক ১০. খ ১১. গ ১২. গ ১৩. ক ১৪. খ ১৫. ঘ ১৬.  খ ১৭. ক ১৮. গ ১৯. গ ২০. ঘ ২১. গ ২২. ক ২৩. ঘ ২৪. খ।</span></span></span></span></span></p>