11 August Static Quiz 2021 (Environment)

Which of the following is/are the likely consequences of increase in acidification of ocean?
1. Fall in the population of calcifying organisms.
2. Reduction of capacity of oceans to absorb carbon dioxide.
3. Weakening of natural shoreline protection by coral reefs.
Select the correct answer using the code given below.

Which of the following contribute to greenhouse gas emissions?
1. Oxidation of carbon compounds
2. Consumption of fossil fuels
3. Manufacture of cement
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Which of the following elements and compounds observe bioaccumulation along
the food chain?
1. Dichloro-Diphenyl-Trichloroethane (DDT)
2. Mercury
3. Radioactive isotopes
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With reference to „Population Interaction‟ between two species, consider the following
statements:
1. Both the species benefit in mutualism
2. Both the species lose in competition
3. In both parasitism and predation only one species benefits
Which of the statements given above are correct?

Which of the following are ecosystem services?
1. Pollination of crops
2. Generation of fertile soils
3. Carbon sequestration
Select the correct answer using the code given below.