1. Which of the following is/are classified as a secondary air pollutant?

1. Smog
2. Acid rain
3. Oxides of nitrogen
4. Sulphur dioxide

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2. Burning of plastics contributes to environmental degradation primarily because it releases:

3. With reference to soil degradation, consider the following activities:

1. Overgrazing
2. Over-irrigation
3. Industrial effluent discharge
4. Intensive cultivation

Which of the above directly contribute(s) to soil degradation?

4. Which of the following consequences of environmental degradation is associated with directional natural selection?

5. Environmental degradation can lead to desertification primarily due to:

6. Which of the following planets shows retrograde rotation (rotation opposite to the Sun’s rotation)?

7. Why is Venus hotter than Mercury, even though Mercury is closer to the Sun?

8. Which of the following statements about Mercury is/are correct?

1. It has extreme day–night temperature variation
2. It is geologically active with frequent earthquakes
3. Evidence of water ice has been found at its poles

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9. Consider the following pairs:

How many pairs are correctly matched?

10. Which one of the following best explains why inner planets are rocky while outer planets are gaseous?

11. Which of the following treaties ended the Second Anglo-Mysore War?

12. During the Third Anglo-Mysore War, Tipu Sultan had to surrender territory to which of the following powers?

1. British East India Company
2. Marathas
3. Nizam of Hyderabad

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13. The Treaty of Madras (1769) was concluded between the British and:

14. Which of the following statements about Tipu Sultan is/are correct?

1. He introduced sericulture in Mysore.
2. He pioneered rocket technology in India.
3. He established a Board of Admiralty in 1796.

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15. The Fourth Anglo-Mysore War (1799) resulted in:

16. The post of Leader of Opposition in the Lok Sabha is recognised under which of the following?

17. Who among the following is recognised as the Leader of the Opposition in the Lok Sabha?

18. Consider the following statements about the Leader of the Opposition:

1. The post is a statutory position.
2. The Leader of the Opposition is a member of several high-level appointment committees.
3. The Constitution mandates the appointment of a Leader of the Opposition.

Which of the statements given above are correct?

19. Which of the following appointments requires consultation with the Leader of the Opposition?

1. Chief Vigilance Commissioner
2. Director of CBI
3. Chief Election Commissioner
4. Chairperson of the National Human Rights Commission

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20. Which of the following best describes the constitutional importance of the Leader of the Opposition?

21. Fiscal policy mainly deals with which of the following?

22. Which of the following best describes a Neutral Fiscal Policy?

23. Expansionary fiscal policy is generally adopted when:

24. Which of the following is NOT a major instrument of fiscal policy?

25. To reduce income and wealth inequality, fiscal policy mainly uses: