NEET Biology is the scoring paper in the medical entrance examination. Here, you will discover the NEET Biology MCQ Questions for all Concepts as per the latest syllabus. Practice more on a regular basis with these NEET Biology objective questions on air pollution and improve your subject knowledge & problem-solving skills along with time management. NEET Biology Global Warming Multiple Choice Questions make you feel confident in answering the question in the exam & increases your scores to high.
MCQs on Global Warming
1. This process is functional in removing carbon dioxide from the atmosphere
(a) lightning
(b) deforestation
(c) burning of fossil fuels
(d) photosynthesis
Answer
Answer: (d)
2. Mainly, Ozonosphere is depleted by
(a) CFCs
(b) excess CO2
(c) ozone
(d) excess CO
Answer
Answer: (a)
3. This is not a possible adverse effect of global warming
(a) sea level rise
(b) an increase of UVB radiation
(c) retreat of glaciers
(d) extraordinary weather patterns
Answer
Answer: (b)
4. Correct descending order of relative contribution of various greenhouse gases to total global warming is
(a) carbon dioxide; methane; CFCs; nitrous oxide
(b) carbon dioxide; methane; nitrous oxide; CFCs
(c) carbon dioxide; CFCs; nitrous oxide; methane
(d) carbon dioxide; CFCs; methane; nitrous oxide
Answer
Answer: (a)
5. CFC have a continuing effect on ozone layer as
(a) they are efficiently absorbed by atmospheric water vapours
(b) they are being produced in increasing amounts all over the world
(c) Cl atoms formed by them are used up in reactions causing degradation of ozone
(d) Cl atoms formed by them only act as catalysts in reactions causing degradation of ozone
Answer
Answer: (d)
6. CFCs are crucial in global warming along with their role in ozone depletion as it
(a) known for destroying ozone, which cools the earth
(b) blocks ultraviolet-B radiation
(c) absorbs solar radiation
(d) absorbs earthshine in 10 micron region
Answer
Answer: (d)
7. Which of the following is not a major greenhouse gas?
(a) ozone
(b) water vapour
(c) methane
(d) carbon dioxide
Answer
Answer: (a)
8. Ultraviolet radiations from sunlight cause a reaction producing
(a) carbon monoxide
(b) ozone
(c) fluorides
(d) sulphur dioxide
Answer
Answer: (a)
9. Surplus of atmospheric carbon dioxide causes an increase in the greenhouse effect as carbon dioxide
(a) is opaque to infrared rays
(b) is not opaque to infrared rays
(c) precipitates dust in the atmosphere
(d) reduce atmospheric pressure
Answer
Answer: (a)
10. Checking of re radiating heat by atmosphere carbon dioxide, dust, methane, ozone is known as
(a) solar effect
(b) radioactive effect
(c) ozone layer
(d) greenhouse effect
Answer
Answer: (d)