Sample Questions — Class – Mammalia
Try 5 questions below from Class – Mammalia. Get all 20 in the MedicNEET app.
MCQ
Why are mammalian kidneys significant for terrestrial adaptation?
✅ Correct Answer: A
Kidneys filter waste and help maintain internal water balance, crucial for terrestrial life.
MCQ
Which feature distinguishes mammals from birds despite both being warm-blooded?
✅ Correct Answer: A
While both are warm-blooded, mammals possess mammary glands and external ears (pinnae), which birds lack.
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MCQ
Which of the following examples is not a mammal?
✅ Correct Answer: D
Chelone is a reptile; the others are all mammals.
MCQ
Why do mammals require a four-chambered heart while reptiles can function with a three-chambered one?
✅ Correct Answer: C
Mammals are endothermic and require efficient oxygen delivery for high metabolic rates, necessitating a four-chambered heart. Reptiles (except crocodiles) have a three-chambered heart allowing some mixing.
MCQ
What adaptive significance does hair/fur provide in mammals?
✅ Correct Answer: C
Hair and fur provide insulation, allowing mammals to regulate body heat and survive in varied environments.
Practice All 20 Questions from Class – Mammalia
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