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Standard X
General Knowledge
Environmental Ecology
Question

Consider the following statements
1. Ultraviolet rays corning from sun cause skin cancer.
2. Cirbon monoxide is harmful to human beings as it Is with higher affinity for haemoglobin as compared to oxygen.
3. Taj Mahal is threatened by pollution from sulphur dioxide.
4. BOD is Biological Oxygen Demand.
Which of the statements given above are correct ?

A
1 and 3
B
1 and 2
C
All of the above
D
3 and 4
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Solution
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Correct option is A. 1 and 3

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Q1
Consider the following statements
1. Ultraviolet rays corning from sun cause skin cancer.
2. Cirbon monoxide is harmful to human beings as it Is with higher affinity for haemoglobin as compared to oxygen.
3. Taj Mahal is threatened by pollution from sulphur dioxide.
4. BOD is Biological Oxygen Demand.
Which of the statements given above are correct ?
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Q5
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