What can be the impact of excessive/inappropriate use of nitrogenous fertilizers in agriculture?
1. Proliferation of nitrogen-fixing microorganisms in soil can occur.
2. An increase in the acidity of soil can take place.
3. Leaching of nitrate to the ground water can occur.
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With reference to the International Union for Conservation of Nature and Natural Resources (IUCN) and the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES), which of the following statements is/are correct?
1. IUCN is an organ of the United Nations and CITES is an international agreement between governments.
2. IUCN runs thousands of field projects around the world to better manage natural environments.
3. CITES is legally binding on the States that have joined it, but this Convention does not take the place of national laws.
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Consider the following pairs:
| Pace of pilgrimage | Location |
| 1) Srisailam | Nallamala Hills |
| 2) Omkareshwar | Satmala Hills |
| 3 Pushkar | Mahadeo Hills |
Which of the above is/are correctly matched?
With reference to Rowlatt Satyagraha, which of the following statements is/are correct?
1. The Rowlatt Act was based on the recommendations of the 'Sedition Committee'.
2. In Rowlatt Satyagraha, Gandhiji tried to utilize the Home Rule League.
3. Demonstrations against the arrival of the Simon Commission coincided with Rowlatt Satyagraha.
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With reference to 'fly ash' produced by the power plants using coal as fuel, which of the following statements is/are correct?
1. Fly ash can be used in the production of bricks for building construction.
2. Fly ash can be used as a replacement for some of the Portland cement contents of concrete.
3. Fly ash is made up of silicon dioxide and calcium oxide only, and does not contain any toxic elements.
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With reference to 'dugong', a mammal found in India, which of the following statements is/are correct?
1. It is a herbivorous marine animal.
2. It is found along the, entire coast of India.
3. It is given legal protection under Schedule I of the Wildlife(Protection) Act, 1972.
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Who of the following was/were economic critic/critics of colonialism in India?
1. Dadabhai Naoroji
2. G. Subramania Iyer
3. R. C. Dutt
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