According to the text, which characteristic is common in bacteria?
A. They have one cell
B. They are harmful to humans
C. They die when exposed to air
D. They die quickly
সঠিক উত্তরঃ
A.
They have one cell
Explanation:
'ব্যাকটিরিয়া' হ'ল এককোষী মাইক্রোস্কোপিক জীবের একটি খুব সাধারণ নাম যা আমরা বিশ্বাস করি যে এটি পৃথিবীতে এক কোষীয় অতি ক্ষুদ্র জীব , এমনকি সবচেয়ে সহজ, সহজ এবং সম্ভবত। এজন্য এগুলি কেবল একটি মাইক্রোস্কোপের নীচে পর্যবেক্ষণযোগ্য। তিন ধরণের ব্যাকটিরিয়া রয়েছে, যা তাদের আকার অনুসারে শ্রেণিবদ্ধ করা হয়।
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