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

What is the primary function of red blood cells (RBCs) in the human body?

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What is the atomic number of hydrogen?

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Which part of the plant conducts water?

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Which is the smallest bone in the human body?

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What is the chemical formula of methane?

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What is the boiling point of water at standard atmospheric pressure?

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Which vitamin is essential for calcium absorption?

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Which type of radiation has the shortest wavelength?

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What is the term for an organism that can make its own food?

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Which vitamin is responsible for blood clotting?

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