1st Year Chemistry Chapter 13 Test13. Environmental Chemistry-Air

Q1. Multiple choice questions (Attempt all · 10 × 1 = 10)

1. Which of the following gases is not a greenhouse gas?
   1. Carbon dioxide (CO₂)
   2. Methane (CH₄)
   3. Nitrogen (N₂)
   4. Nitrous oxide (N₂O)
2. The process by which greenhouse gases trap heat in Earth's atmosphere is called:
   1. Global cooling
   2. Greenhouse effect
   3. Ozone depletion
   4. Solar reflection
3. Which of the following is a short-term effect of air pollution on human health?
   1. Increased cancer risk
   2. Respiratory problems
   3. Long-term memory loss
   4. None of the above
4. Which of these is NOT an adverse effect of air pollution on the environment?
   1. Disruption of ecosystem
   2. Increased agricultural productivity
   3. Damage to buildings and monuments
   4. Loss of biodiversity
5. The process of reducing greenhouse gas emissions through renewable energy use is called:
   1. Photosynthesis
   2. Absorption
   3. Depletion
   4. Mitigation
6. Green Building Codes aim to:
   1. Promote eco-friendly construction
   2. Regulate vehicle emissions
   3. Reduce forest area
   4. Increase mining activities
7. Which of the following is not a direct effect of acid rain?
   1. Corrosion of monuments
   2. Increased soil fertility
   3. Loss of aquatic life
   4. Reduced crop yield
8. Which of the following sectors is most responsible for acid rain production?
   1. Agriculture
   2. Tourism
   3. Textile industry
   4. Manufacturing and mining
9. Melting of polar ice caps is a result of:
   1. Acid rain
   2. Global warming
   3. Deforestation
   4. Air pollution
10. The group most vulnerable to air pollution includes:
    1. Adults
    2. Athletes
    3. Children and elderly
    4. Engineers