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Environmental Issues - Class XII Biology Quiz

Class XII
Biology
Environmental Issues
15 questions
MEDIUM

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1. What is the main cause of air pollution in urban areas?

Industrial emissions · Agricultural practices · Natural disasters · Waste disposal

2. Which of the following is a greenhouse gas?

Oxygen · Nitrogen · Carbon dioxide · Argon

3. What is the term for the loss of biodiversity?

Extinction · Conservation · Degradation · Pollution

4. Which of the following is a consequence of deforestation?

Increased rainfall · Soil erosion · Biodiversity increase · Air purification

5. What is the primary source of water pollution?

Plastic waste · Sewage discharge · Industrial runoff · Agricultural fertilizers