CTET Solved Paper - UPTET December 2016
96. In which year the Environment Protection Act was passed?
- Option : B
- Explanation : (B) The Environment Protection Act was enacted in 1986 with the objective of providing protection and improvement of the environment.
97. The 'global warming' is due to
- Option : B
- Explanation : (B) 'Global warming' is primarily a problem of too much carbon dioxide (CO2) in the atmosphere which acts as a blanket, trapping heat and warming the planet.
98. Which of the following has the largest bio-diversity?
- Option : B
- Explanation : (B) Tropical evergreen rain forest biome accounts for largest bio-diversity on Earth.
99. Which of the following soils is formed by lava?
- Option : B
- Explanation : (B) Black soil is formed by the weathering and cooling of lava after a volcanic eruption. The soil in the deccan plateau consist of black basalt soil.
100. which layer of the atmosphere prevents ultraviolet rays from, coming on the surface of earth?
- Option : A
- Explanation : (A) The ozone layer in stratosphere of the atmosphere act as a natural sunscreen to protect us against ultraviolet (UV) radiation.
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