Question for 02 August zoology

Q:-1 What is continental drift? Explain how it played role in distribution of fauna? (15)
Q:-2 What is succession? Compare the primary and secondary succession. With suitable examples explain aquatic succession. (20)
Q:-3 Describe the term heat island. How anthropogenic factors contributing to it? Discuss its implications on biodiversity. (20)
Q:-4 Describe the nitrogen cycle. How anthropogenic activities altering it? (10)
Q:-5 Define ecotone. Discuss diversity at ecotone. Are sacred grooves ecotone? Discuss. (10)

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