68th BPSC Prelims (2023), question 103

🔬 Science & Technology

103. Female Anopheles can be distinguished from female Culex because it sits

     1. at an angle with substratum
     2. parallel to the surface of substratum
     3. at right angle to the surface of substratum
     4. More than one of the above
     5. None of the above
     Show answer

     Answer: A — at an angle with substratum

     The female Anopheles mosquito rests at an angle to the surface, unlike Culex, which rests parallel to it.

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