Consider the following: Photosynthesis Respiration Decay of organic matter volcanic action Which of the above add carbon dioxide to the carbon cycle on Earth?
Consider the following: Photosynthesis Respiration Decay of organic matter volcanic action Which of the above add carbon dioxide to the carbon cycle on Earth? [UPSC Civil Services Exam – 2011 Prelims] (a) 1 and 4 only (b) 2 and 3 only (c) 2, 3 and 4 only (d) 1, 2, 3 and 4 Answer: (c) […]
With reference to India, consider the following Central Acts: Import and Export (Control) Act, 1947 Mining and Mineral Development (Regulation) Act, 1957 Customs Act, 1962 Indian Forest Act, 1927 Which of the above Acts have relevance to/bearing on the biodiversity conservation in the country?
With reference to India, consider the following Central Acts: Import and Export (Control) Act, 1947 Mining and Mineral Development (Regulation) Act, 1957 Customs Act, 1962 Indian Forest Act, 1927 Which of the above Acts have relevance to/bearing on the biodiversity conservation in the country? [UPSC Civil Services Exam – 2011 Prelims] (a) 1 and 3 […]
In the context of ecosystem productivity, marine upwelling zones are important as they increase the marine productivity by bringing the decomposer microorganisms to the surface. nutrients to the surface. bottom-dwelling organisms to the surface. Which of the statements given above is/are correct?
In the context of ecosystem productivity, marine upwelling zones are important as they increase the marine productivity by bringing the decomposer microorganisms to the surface. nutrients to the surface. bottom-dwelling organisms to the surface. Which of the statements given above is/are correct? [UPSC Civil Services Exam – 2011 Prelims] (a) 1 and 2 (b) 2 […]
Human activities in the recent past have caused the increased concentration of carbon dioxide in the atmosphere, but a lot of it does not remain in the lower atmosphere because of
Human activities in the recent past have caused the increased concentration of carbon dioxide in the atmosphere, but a lot of it does not remain in the lower atmosphere because of its escape into the outer stratosphere. the photosynthesis by phytoplankton in the oceans the trapping of air in the polar ice caps. Which of […]
Three of the following criteria have contributed to the recognition of Western Ghats-Sri Lanka and Indo-Burma regions as hotspots of biodiversity: Species richness Vegetation density Endemism Ethno-botanical importance Threat perception Adaptation of flora and fauna to warm and humid conditions Which three of the above are correct criteria in this context?
Three of the following criteria have contributed to the recognition of Western Ghats-Sri Lanka and Indo-Burma regions as hotspots of biodiversity: Species richness Vegetation density Endemism Ethno-botanical importance Threat perception Adaptation of flora and fauna to warm and humid conditions Which three of the above are correct criteria in this context? [UPSC Civil Services Exam […]
The “Red Data Books” published by the International Union for Conservation of Nature and Natural Resources (IUCN) contain lists of Endemic plant and animal species present in the biodiversity hotspots. Threatened plant and animal species. Protected sites for conservation of nature and natural resources in various countries. Select the correct answer using the codes given below;
The “Red Data Books” published by the International Union for Conservation of Nature and Natural Resources (IUCN) contain lists of Endemic plant and animal species present in the biodiversity hotspots. Threatened plant and animal species. Protected sites for conservation of nature and natural resources in various countries. Select the correct answer using the codes given […]
A sandy and saline area is the natural habitat of an Indian animal species. The animal has no predators in that area but its existence is threatened due to the destruction of its habitat. Which one of the following could be that animal?
A sandy and saline area is the natural habitat of an Indian animal species. The animal has no predators in that area but its existence is threatened due to the destruction of its habitat. Which one of the following could be that animal? [UPSC Civil Services Exam – 2011 Prelims] (a) Indian wild buffalo (b) […]
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? Discharge of nutrients from the estuaries. Run-off from the land during the monsoon. Upwelling in the seas. Select the correct answer from the codes given below:
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? Discharge of nutrients from the estuaries. Run-off from the land during the monsoon. Upwelling in the seas. Select the correct answer from the codes given below: [UPSC Civil Services Exam […]
Regarding “carbon credits”, which one of the following statements is not correct?
Regarding “carbon credits”, which one of the following statements is not correct? [UPSC Civil Services Exam – 2011 Prelims] (a) The carbon credit system was ratified in conjunction with the Kyoto Protocol (b) Carbon credits are awarded to countries or groups that have reduced greenhouse gases below their emission quota (c) The goal of the […]
The formation of ozone hole in the Antarctic region has been a cause, of concern. What could be the reason for the formation of this hole?
The formation of ozone hole in the Antarctic region has been a cause, of concern. What could be the reason for the formation of this hole? [UPSC Civil Services Exam – 2011 Prelims] (a) Presence of prominent tropospheric turbulence; and inflow of chlorofluorocarbons (b) Presence of prominent polar front and stratospheric clouds; and inflow of […]
