Natural calamity and Disaster management
PART-A Unit-II: Geography of India
Previous Year Questions (PYQ) for this topic
Every TNPSC question asked from this topic, compiled as a PDF. · PDF 3.4 MB
TNPSC Indian Geography - Environmental Pollution & Disaster Management (PYQ)
Environmental Pollution: Reasons and Preventive Measures – Climate Change
- 1. The major cause of air pollution: Motor Vehicle Emissions.
- 2. The primary impact of thermal pollution in aquatic ecosystems: Decrease in dissolved oxygen.
- 3. Due to thermal pollution, the concentration that significantly decreases in water bodies: DO (Dissolved Oxygen).
- 4. Effect of climate-related warming of rivers: Changes in fish migration patterns.
- 5. Major factor responsible for ozone depletion: Aerosols.
- 6. Pollutant that affects plant growth and metabolism: Sulphur dioxide.
- 7. Assertion/Reason:
(A) Extinction means a species completely disappearing from the Earth.
(R) Climate changes intensify competition among large mammals for food and habitat.
Answer: Both (A) and (R) are correct. - 8. Ignoring the environmental or biological significance of pollution effects and relying mainly on statistical significance: Maulstick incongruity.
- 9. Acid rain is caused by: Excess NO2 and SO2 released from burning fossil fuels.
- 10. India announced its Net Zero
Free preview ends here