16. Consider the following statements in respect of Trade Related Analysis of Fauna and Flora in Commerce (TRAFFIC):
1. TRAFFIC is a bureau under United Nations Environment Programme (UNEP).
2. The mission of TRAFFIC is to ensure that trade in wild plants and animals is not a threat to the conservation of nature.
Which of the above statements is/are correct?
a) 1 only
b) 2 only
c) Both 1 and 2
d) Neither 1 nor 2
Answer. b)
17. In the context of solving pollution problems, what is/are the advantage/advantages of the bioremediation technique?
1. It is a technique for cleaning up pollution by enhancing the same biodegradation process that occurs in nature.
2. Any contaminant with heavy metals such as cadmium and lead can be readily and completely treated by bioremediation using microorganisms.
3. Genetic engineering can be used to create microorganisms specifically designed for bioremediation.
Select the correct answer using the code given below:
a) 1 only
b) 2 and 3 only
c) 1 and 3 only
d) 1, 2 and 3
Answer. c)
18. At one of the places in India, if you stand on the seashore and watch the sea, ‘you will find that the seawater recedes from the shoreline a few kilometers and comes back to the shore, twice a day, and you can actually walk on the seafloor when the water recedes. This unique phenomenon is seen at
a) Bhavnagar
b) Bheemunipatnam
c) Chandipur
d) Nagapattinam
Answer. c)
19. Due to some reasons, if there is a huge fall in the population of species of butterflies, what could be its likely consequence/consequences?
1. Pollination of some plants could be adversely affected.
2. There could be a drastic increase in the fungal infections of some cultivated plants.
3. It could lead to a fall in the population of some species of wasps, spiders, and birds.
Select the correct using the code given below:
a) 1 only
b) 2 and 3 only
c) 1 and 3 only
d) 1, 2 and 3
Answer. c)
20. It is possible to produce algae-based biofuels, but what is/are the likely limitation(s) of developing countries in promoting this industry?
1. Production of algae-based biofuels is possible in seas only and not on continents.
2. Setting up and engineering the algae-based biofuels production requires a high level of expertise/ technology until the construction is complete.
3. Economically viable production necessitates the setting up of large-scale facilities which may raise ecological and social concerns.
Select the correct answer using the code given below:
a) 1 and 2 only
b) 2 and 3 only
c) 3 only
d) 1, 2 and 3
Answer. b)
21. In the context of mitigating the impending global warming due to anthropogenic emissions of carbon dioxide, which of the following can be potential sites for carbon sequestration?
1. Abandoned and uneconomic coal seams
2. Depleted oil and gas reservoirs
3. Subterranean deep saline formations
Select the correct answer using the code given below:
a) 1 and 2 only
b) 3 only
c) 1 and 3 only
d) 1, 2 and 3
Answer. d)
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