Question

भारत के अतीत के बारे में जानने के लिए नेहरू जी ने किन-किन माध्यमों का सहारा लिया,? जो अनुचित है उस पर निशान लगाइए। महत्वपूर्ण स्मारकों एवं भवनों को देखाष,,/ विदेशी यात्रियों के वे वृत्तांत को पढ़ा/ इतिहास में पढ़ा,।​

Answer 1

Answer:

pls tell me the question in English

Answer 2

Answer:

Destroys life in the water based ecosystem which is polluted which in turn disrupts natural food chain. Aquatic life is destroyed due to the non-biodegradable pesticides and chemicals. Water pollution affects the microbial population. There is a steep increase in the BOD levels of water.

Explanation:

sorry for spamming your question.

please drop 30 thanks I will return you back.