Topic Details (Notes format)

Environmental Issues

Subject: General Science

Book: NCERT Biology Class 12

Humans impact the environment through pollution and resource consumption.
- **Air and Water Pollution**:
- Causes and control measures.
- **Ozone Depletion and Global Warming**:
- Effects on climate.
- **Sustainable Development**:
- Conservation strategies.

**Possible Exam Questions:**
1. Explain the causes and effects of acid rain.
2. What is global warming? How can it be reduced?
3. Discuss the role of renewable energy sources in sustainability.
4. How does ozone depletion occur?
5. What are the methods to control water pollution?

Practice Questions

Which process converts glucose into energy in the human body?

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What is the chemical formula of sulfuric acid?

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Which part of the cell contains the genetic material?

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What type of bond is formed by sharing electrons between atoms?

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What is the approximate age of the Earth?

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Which vitamin is responsible for blood clotting?

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Which gas is released during photosynthesis?

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What is the function of platelets in the human body?

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What is the unit of electric current?

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Which gas is most abundant in Earth’s atmosphere?

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