Environmental Studies Mcq With Answers PDF Free Download, Mcq Questions On Environmental Studies With Answers Pdf, Msbte Pdf, Pdf In Hindi, Online Test.
Environmental Studies Mcq With Answers PDF
1. Which of these layers of the atmosphere consists of the ozone layer that is responsible for absorbing the Ultra-Violet (UV) light?
a. Troposphere
b. Mesosphere
c. Stratosphere
d. None of these
Answer: (c) Stratosphere
2. Which of these are essential non-metallic minerals?
a. Coal, silica, clay, cement
b. Iron, copper, aluminium, zinc
c. Gold, platinum, silver
d. Granite, limestone, marble
Answer: (a) Coal, silica, clay, cement
3. What is the estimated percentage of forest land that India should ideally have?
a. 15%
b. 50%
c. 44%
d. 33%
Answer: (d) 33%
4. An extensive number of chains interlinked in an ecosystem forms a __________ together.
a. Food chain
b. Food web
c. Carbon cycle
d. Nitrogen cycle
Answer: (b) Food web
5. Which of these elements is considered to be the largest source of commercial energy consumption in the world?
a. Nuclear
b. Natural gas
c. Oil
d. Coal
Answer: (c) Oil
6. Which one of these does NOT refer to the direct use of forest products?
a. Grass for grazing
b. Gums and resins
c. Medicine
d. Bamboo for baskets
Answer: (b) Gums and resins
7. Which of these does not constitute to be a reason for the loss of forests?
a. Extinction of species
b. Increasing use of sood
c. Building dams and mining
d. Extensive usage of fuel woods
Answer: (a) Extinction of Species
8. Which of these days is celebrated in the form of World Environment Day all around the world?
a. July 5th
b. June 10th
c. October 20th
d. June 5th
Answer: (d) June 5th
9. In which of these following can we find Brackish water ecosystems?
a. Wetlands
b. Streams
c. Deltas
d. Coastal shallows
Answer: (c) Deltas
10. Which drug is associated with the tea or coffee plant source?
a. Camphor
b. Caffeine
c. Thorn Apple
d. Opium Poppy
Answer: (b) Caffeine
11. How many total numbers of biodiversity hotspots are there in the world?
a. 36
b. 32
c. 28
d. 18
Answer: (a) 36
12. Which of these is the most naturally occurring and frequent disaster?
a. Tsunami
b. Drought
c. Earthquake
d. Flood
Answer: (d) Flood
13. Which two forms of alcohol do we include in biofuels?
a. Methanol and Ethanol
b. Propanol and Ethanol
c. Propanol and Methanol
d. None of the above
Answer: (a) Methanol and Ethanol
14. Which of these gases is not permitted to be released by the Prevention and Control of Pollution Act by the Government?
a. Sulphur Dioxide
b. Carbon Monoxide
c. Nitrogen Oxide
d. All of the above
Answer: (d) All of the above
15. In which of these years was the Forest Conservation Act amended?
a. 1978
b. 1988
c. 1963
d. 1952
Answer: (b) 1988
16. Which of these elements is present in the drinking water that can lead to numerous fatal diseases?
a. Phosphorus
b. Calcium
c. Arsenic
d. None of the above
Answer: (c) Arsenic
17. Which of these species do we use in indigenous medicine?
a. Babul
b. Zizyphus
c. Tamarind
d. None of the above
Answer: (d) None of the above
18. Which of these are also known as Detrivores?
a. Decomposers
b. Carnivores
c. Herbivores
d. None of the above
Answer: (a) Decomposers
19. Which of these sacred groves acts as the gene bank for various wild plants?
a. Mauhak
b. Deorais
c. Jahera
d. None of these
Answer: (b) Deorais
20. Which of these countries constitute approximately 57% of the various large dams in the world?
a. Brazil and India
b. Japan and India
c. China and India
d. Brazil and China
Answer: (c) China and India
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