11. Among the following States, which one has the most suitable climatic conditions for the cultivation of a large variety of orchids with the minimum cost of production, and can develop an export-oriented industry in this field?
a) Andhra Pradesh
b) Arunachal Pradesh
c) Madhya Pradesh
d) Uttar Pradesh
Answer. b) Arunachal Pradesh
12. The “Red Data Books” published by the International Union for Conservation of Nature and Natural Resource (IUCN) contain lists of
1. Endemic plant and animal species present in the biodiversity hotspots.
2. Threatened plant and animal species.
3. Protected sites for the conservation of nature and natural resources in various countries.
Select the correct answer using the codes given below:
a) 1 and 3
b) 2 only
c) 2 and 3
d) 3 only
Answer.b) 2 only
13. There is a concern over the increase in harmful algal blooms in the seawaters of India. What could be the causative factors for this phenomenon?
1. Discharge of nutrients from the estuaries.
2. Run-off from the land during the monsoon.
3. Upwelling in the seas.
Select the correct answer from the codes given below:
a) 1 only
b) 1 and 2 only
c) 2 and 3 only
d) 1, 2 and 3
Answer. d) 1,2,3
14. With reference to micro-irrigation, which of the following statements is/are correct?
1. Fertilizer/nutrient loss can be reduced.
2. It is the only means of irrigation in dryland farming.
3. In some areas of farming, the receding of the groundwater table can be checked.
Select the correct answer using the codes given below:
a) 1 only
b) 2 and 3 only
c) 1 and 3 only
d) 1, 2 and 3
Answer. c) 1 and 3 only
15. Consider the following statements:
1. Biodiversity is normally greater in the lower latitudes as compared to the higher latitudes.
2. Along the mountain gradients, biodiversity is normally greater in the lower altitudes as compared to the higher altitudes.
Which of the statements given above is/are correct?
a) 1 only
b) 2 only
c) Both 1 and 2
d) Neither 1 nor 2
Answer. c) Both 1 and 2
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