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)