Que. 1 The increasing average temperature of the oceans is having an adverse impact on the marine ecosystem. Comment on it.
Que. 2 Explain the reasons behind the emergence of Buddhism and Jainism.
Que. 3 Mention the various sites of Mangroves in India. How are the changes in the environment affecting them?
Que. 4 Explain the emergence of caste and class system in the Indian History.
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