Answer & Solution
Answer: Option D
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12. With reference to Eutrophication, which of the following statements is/are correct?
1. It is a phenomenon of nutrient enrichment of a water body.
2. It depletes dissolved oxygen of the water.
Select the correct answer:
1. It is a phenomenon of nutrient enrichment of a water body.
2. It depletes dissolved oxygen of the water.
Select the correct answer:
13. To meet its rapidly growing energy demand, some opinion that india should pursue research and development on thorium as the future fuel of nuclear energy. In this context, what advantage does thorium hold over uranium?
1. Thoriumis farmore abundant in nature than uranium.
2. On the basis of per unit mass of mined mineral, thorium can generate more energy compared to natural uranium.
3. Thorium produces less harmful waste compared to uranium.
Which of the statements given above is/are correct?
1. Thoriumis farmore abundant in nature than uranium.
2. On the basis of per unit mass of mined mineral, thorium can generate more energy compared to natural uranium.
3. Thorium produces less harmful waste compared to uranium.
Which of the statements given above is/are correct?