MCQ on Global Warming: Biology is one of the most important and vital sections in NEET. It includes theories, descriptions, discoveries, diagrams, definitions, explanation of differences and relations. Most of the concepts covered in the NEET syllabus are from the NCERT syllabus of Class 11 & 12. Other related sources make up for the rest of the syllabus.

In this post we are providing you MCQ on Global Warming, which will be beneficial for you in upcoming NEET, AIIMS, JIPMER, PGIMER, CBSE Board, ICSE Board, Class 12th, 11th.

MCQ on Global Warming

Q1. Ultraviolet radiations from sunlight cause a reaction producing _______.
a) carbon monoxide
b) ozone
c) fluorides
d) sulphur dioxide

Q2. 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

Q3. Which of the following is not a major greenhouse gas?
a) ozone
b) water vapour
c) methane
d) carbon dioxide

Q4. 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

Q5. 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

Q6. Which process is functional in removing carbon dioxide from the atmosphere ?
a) lightning
b) deforestation
c) burning of fossil fuels
d) photosynthesis

Q7. 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

Q8. Mainly, Ozonosphere is depleted by _______.
a) CFCs
b) excess CO2
c) ozone
d) excess CO

Q9. 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

Q10. 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

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By Team Learning Mantras