Global Warming Quiz with Answers PDF Download – Test 197

MCQ 981: Troposphere is the region of the lower atmosphere up to a height of; about:

1. 10km
2. 20km
3. 30km
4. 40km

MCQ 982: The UV-B radiations, having a profound impact on human health, such as;:

1. skin cancer and infectious diseases
2. Asthama and heart attacks
3. Hair fall and asthama
4. Damage to vital organs

MCQ 983: The vegetation covered surfaces has a low albedo level, due to light absorbed in;:

1. Respiration
2. Condensation
3. Precipitation
4. Photosynthesis

MCQ 984: What is purpose of reforestation?

1. Controlling soil erosion
2. planting of forests on lands
3. Working on mining
4. All of above

MCQ 985: CFCs can be repleced by other halocarbos, such as;:

1. Hydrochlorofluorocarbon
2. Hydro carbons
3. Carbon dioxide
4. Halogen