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Class XII (Science)
Zoology II
Reasoning 2025
By Hamza OPWhatsApp Channel # Team Secret | Education System
REASONING
1. What will happen when we remove the contractile vacuole from Amoeba? OR How do trout fish maintain their osmoregulation?2. Why is the hypothalamus called the thermostat of the body? OR Why is RFLP uniquely analogous to DNA fingerprinting?
3. How are calcitonin and parathormone hormones antagonistic in function? OR How does the sympathetic nervous system prepare the body for fight and flight?
4. Why is cleavage in birds meroblastic or discoidal? OR Why do muscles get fatigued after heavy exercise? OR How does the pancreas control the blood sugar level?
5. Why do identical twins have the same sex? OR Why is the fatigue condition of muscles resolved without any medication?
6. Why is plasmid used as a vector in recombinant DNA technology? OR Why is nervous coordination the quickest way of communication?
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