1.
Which practice can help improve air quality?
2.
Which of the following activities can help reduce greenhouse gas emissions?
3.
What is the purpose of contour ploughing?
4.
Why is biodiversity important for ecosystems?
5.
Which human activity is a major cause of air pollution?
6.
What is meant by biodiversity?
7.
Which of the following is a source of renewable energy?
8.
Why is it important to conserve natural resources?
9.
Which of the following is a benefit of using renewable energy sources?
10.
What is the main threat to biodiversity?
11.
Which of the following is a major air pollutant?
12.
Which gas is most responsible for the greenhouse effect?
13.
Which of the following is a fossil fuel?
14.
What is one simple way to conserve water at home?
15.
Which of the following can help prevent soil erosion?
16.
What is the second most abundant gas in the Earth's atmosphere?
17.
What is one method to conserve water in agriculture?
19.
Which of the following is a consequence of deforestation?
20.
Which of the following processes is part of the water cycle?
21.
Which of the following is a non-renewable resource?
22.
Which of the following is a renewable resource?
23.
Which stage of the water cycle involves water vapor cooling and forming clouds?
24.
Which of the following is a greenhouse gas?
25.
Which of the following is the largest source of fresh water on Earth?
26.
What is the greenhouse effect?
27.
Why is it important to conserve water?
28.
Which of the following is an example of a fossil fuel?
29.
Which of the following is a byproduct of photosynthesis?
30.
Which of the following is not a form of renewable energy?
31.
What is the main goal of conservation?
32.
Which of the following activities does not contribute to water pollution?
33.
Which of the following is an example of an inexhaustible resource?
34.
What is the approximate percentage of nitrogen in Earth's atmosphere?
35.
Which of the following practices is essential for sustainable development?
36.
Which of the following is a characteristic of renewable resources?
37.
Which gas is used by plants during photosynthesis?
38.
Which method is used to prevent soil erosion by planting rows of trees or shrubs?
39.
What is the primary purpose of rainwater harvesting?
40.
Which of the following is not a fossil fuel?
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