A lab note describes a case involving compound eyes. What is the strongest biological explanation?
Correct Answer: B. many ommatidia form a broad visual field
MCQ Collection
BS Zoology Semester Exam MCQs
Practice BS Zoology Semester Exam questions with answers and explanations.
During an entomology practical, a student observes sclerotization in an insect specimen. What is the most accurate interpretation?
Correct Answer: D. chemical hardening and darkening of cuticle after molting
During an entomology practical, a student observes plumose antenna in an insect specimen. What conclusion fits the specimen best?
Correct Answer: C. feathery antenna adapted for detecting airborne signals
During an entomology practical, a student observes sponging mouthparts in an insect specimen. What is the most accurate interpretation?
Correct Answer: B. labellar surfaces absorb liquid food
During an entomology practical, a student observes ocelli in an insect specimen. What should the student record as the main concept?
Correct Answer: C. simple eyes mainly detecting light intensity
A researcher compares insect specimens while studying sclerotization. What explanation best matches the observation?
Correct Answer: B. chemical hardening and darkening of cuticle after molting
A researcher compares insect specimens while studying plumose antenna. What conclusion should be made?
Correct Answer: B. feathery antenna adapted for detecting airborne signals
A researcher compares insect specimens while studying sponging mouthparts. What explanation best matches the observation?
Correct Answer: B. labellar surfaces absorb liquid food
A researcher compares insect specimens while studying ocelli. What conclusion should be made?
Correct Answer: A. simple eyes mainly detecting light intensity
In a field survey, an insect shows features related to sclerotization. What role does this adaptation play?
Correct Answer: B. chemical hardening and darkening of cuticle after molting
In a field survey, an insect shows features related to plumose antenna. What function is most directly supported?
Correct Answer: D. feathery antenna adapted for detecting airborne signals
In a field survey, an insect shows features related to sponging mouthparts. What role does this adaptation play?
Correct Answer: B. labellar surfaces absorb liquid food