NEET Biology question

BiologyEnvironmental IssuesNEET

Not in NEET syllabus

Read the following statements carefully and select the incorrect ones. 1. Development of the fertile top-soil takes centuries, but it can be easily removed due to human activities such as over-cultivation, unrestricted grazing, etc. 2. Waterlogging results in soil salinity. 3. CFCs are responsible for degradation of the ozone shield in the atmosphere. 4. Ozone present in the troposphere acts as a shield, absorbing UV radiations coming from the Sun. 5. Global warming can be controlled by increasing the use of fossil fuels.

Answer: (C)

Solution

Statement 4 is incorrect because the protective, UV-absorbing "shield" ozone is located in the stratosphere, not the troposphere. Statement 5 is also incorrect because global warming is controlled by reducing (not increasing) the

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Question ID VK-130344