<p style="text-align:left"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">দ্বিতীয় অধ্যায়</span></span></p> <p style="text-align:left"><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">প্রাণীর পরিচিতি : </span></span><span style="font-size:14.0pt"><span style="font-family:"Times New Roman","serif"">Hydra</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। দ্বিস্তরী বা ডিপ্লোব্লাস্টিক পর্ব 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</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. নিডারিয়া   </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">. টিনোফোরা  </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</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. মলাস্কা</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">২। নিচের কোনটি দ্বিভ্রূণস্তরী প্রাণী?</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"">Hydra</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></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"">Fasciola</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"">Hirud</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। কোন বিজ্ঞানী সর্বপ্রথম </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">-এর পুনরুৎপত্তির ক্ষমতার কথা উল্লেখ করেন?/হাইড্রার আবিষ্কারক 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) ট্রেম্বলে   খ) লিনিয়াস </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) পোর্টার   ঘ) লিউয়েন হুক</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। হাইড্রার নামকরণ করেন 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) ট্রেম্বলে   খ) লিনিয়াস </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) পোর্টার   ঘ) লিউয়েন হুক</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। হাইড্রার প্রাণীটির খাদ্যভ্যাস 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) তৃণভোজী খ) মাংসাশী </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) মৃতজীবী   ঘ) সর্বভুক্ত</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। হাইড্রার ক্ষেত্রে প্রযোজ্য</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</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. অরীয় প্রতিসম     </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">. কোয়ানোসাইট কোষ </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</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. সিলেন্টেরন</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">৭। হাইড্রার দেহকাণ্ডের কাজ</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.</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> জননাঙ্গ ধারণ করা   </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">. চলনে অংশ নেওয়া  </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</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. শিকার ধরতে সাহায্য করা</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">৮। হাইড্রার নেমাটোসিস্ট ব্যাটারি কোথায় থাকে?</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) কর্ষিকার অন্তঃপ্রাচীরে </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) কর্ষিকার বহিঃপ্রাচীরে </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) কর্ষিকার নিচে     ঘ) কর্ষিকার উপরে</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। হাইড্রার কর্ষিকা ও নেমাটোসিস্ট পারস্পরিক সহযোগিতায়</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</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. আহার সংগ্রহ     </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">. চলন </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.</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> আত্মরক্ষা </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">১০। হাইড্রার মুকুলোদগম ঘটে কোন সময়?</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) শরৎকালে খ) শীতকালে </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) গ্রীষ্মকালে ঘ) বসন্তকালে</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। বুদবুদ সৃষ্টি করে হাইড্রাকে পানিতে ভাসিয়ে রাখে এর কোন অঙ্গটি?</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) হাইপোস্টোম     খ) পাদ-চাকতি </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) দেহকাণ্ড   ঘ) কর্ষিকা</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। হাইড্রায় একবার ব্যবহার উপযোগী কোষ কোথায় সবচেয়ে কম থাকে?</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) কর্ষিকা   খ) হাইপোস্টোম </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) পাদ-চাকতি ঘ) দেহকাণ্ড</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 চিত্রটি লক্ষ কর এবং ১৩ ও ১৪ নম্বর প্রশ্নের উত্তর দাও :</span></span></strong></span></span></span></p> <p style="margin-left:24px; text-align:left"><img alt="প্রাণীর পরিচিতি" height="60" src="https://cdn.kalerkantho.com/public/news_images/share/photo/shares/1.Print/2024/09.September/03-09-2024/mk/kk-13-2024-09-11-03a.jpg" width="171" /></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।  চিত্রে কোন ধরনের কোষ অনুপস্থিত?</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) সংবেদী কোষ     খ) নিডোসাইট </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) জনন কোষ ঘ) স্নায়ুকোষ</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। উদ্দীপকের কোষস্তরের কাজ 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.</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi"> আঘাত হতে দেহকে রক্ষা করা </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"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. দেহের ক্ষতস্থান পূরণ করা </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</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. বহিঃকোষীয় পরিপাকে অংশ নেওয়া</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">১৫। </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">-এর কিউটিকল সৃষ্টি হয় কোন কোষের নিঃসৃত রসে?</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) পেশি আবরণী কোষ     খ) অ্যামিবয়েড কোষ </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) গ্রন্থি কোষ ঘ) ইন্টারস্টিশিয়াল কোষ</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। </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">-এর বহিঃত্বকের সর্ববৃহৎ কোষে</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</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. দেহকে রক্ষা করা   </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"">ii</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. খাদ্য গ্রহণে সহায়তা করা </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</span></span><span style="font-size:14.0pt"><span style="font-family:SolaimanLipi">. চলনে সহায়তা করা</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">১৭। হাইড্রায় পুনরুৎপত্তি ও মুকুল তৈরি করে কোন কোষটি?</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) পুষ্টি কোষ খ) নিডোসাইট কোষ </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) জনন কোষ ঘ) ইন্টারস্টিশিয়াল কোষ</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. ক ৩. ক ৪. ক ৫. খ ৬. খ ৭. ক ৮. খ ৯. ঘ ১০. গ ১১. খ ১২. গ ১৩. গ ১৪. ক ১৫. ক ১৬. খ ১৭. ঘ।</span></span></span></span></span></p>