Biodiversity forms the basis for human existence in the following ways Soil formation Prevention of soil erosion Recycling of waste Pollination of crops Select the correct answer on the basis of the codes given below:
Biodiversity forms the basis for human existence in the following ways Soil formation Prevention of soil erosion Recycling of waste Pollination of crops Select the correct answer on the basis of the codes given below: [UPSC Civil Services Exam – 2011 Prelims] (a) 1, 2 and 3 only (b) 2, 3 and 4 only (c) […]
Vultures which used to be very common in Indian countryside some years ago are rarely seen nowadays. This is attributed to
Vultures which used to be very common in Indian countryside some years ago are rarely seen nowadays. This is attributed to [UPSC Civil Services Exam – 2012 Prelims] (a) the destruction of their nesting sites by new invasive species (b) a drug used by cattle owners for treating their diseased cattle (c) scarcity of food […]
What would happen if phytoplankton of an ocean is completely destroyed for some reason? The ocean as a carbon sink would be adversely affected. The food chains in the ocean would be adversely affected. The density of ocean water would drastically decrease. Select the correct answer using the codes given below:
What would happen if phytoplankton of an ocean is completely destroyed for some reason? The ocean as a carbon sink would be adversely affected. The food chains in the ocean would be adversely affected. The density of ocean water would drastically decrease. Select the correct answer using the codes given below: [UPSC Civil Services Exam […]
Consider the following agricultural practices: Contour bunding Relay cropping Zero tillage In the context of global climate change, which of the above helps/help in carbon sequestration/storage in the soil?
Consider the following agricultural practices: Contour bunding Relay cropping Zero tillage In the context of global climate change, which of the above helps/help in carbon sequestration/storage in the soil? [UPSC Civil Services Exam – 2012 Prelims] (a) 1 and 2 only (b) 3 only (c) 1, 2 and 3 (d) None of them Answer: (b) […]
Consider the following: Black-necked crane Cheetah Flying squirrel Snow leopard Which of the above are naturally found in India?
Consider the following: Black-necked crane Cheetah Flying squirrel Snow leopard Which of the above are naturally found in India? [UPSC Civil Services Exam – 2012 Prelims] (a) 1, 2 and 3 only (b) 1, 3 and 4 only (c) 2 and 4 only (d) 1, 2, 3 and 4 Answer: (b) Explanation: Black-necked crane: This […]
Which of the following can be threats to the biodiversity of a geographical area? Global warming Fragmentation of habitat Invasion of alien species Promotion of vegetarianism Select the correct answer using the codes given below:
Which of the following can be threats to the biodiversity of a geographical area? Global warming Fragmentation of habitat Invasion of alien species Promotion of vegetarianism Select the correct answer using the codes given below: [UPSC Civil Services Exam – 2012 Prelims] (a) 1, 2 and 3 only (b) 2 and 3 only (c) 1 […]
The Millennium Ecosystem Assessment describes the following major categories of ecosystem services-provisioning, supporting, regulating, preserving and cultural. Which one of the following is supporting service?
The Millennium Ecosystem Assessment describes the following major categories of ecosystem services-provisioning, supporting, regulating, preserving and cultural. Which one of the following is supporting service? [UPSC Civil Services Exam – 2012 Prelims] (a) Production of food and water (b) Control of climate and disease (c) Nutrient cycling and crop pollination (d) Maintenance of diversity Answer: […]
Which one of the following groups of animals belongs to the category of endangered species?
Which one of the following groups of animals belongs to the category of endangered species? [UPSC Civil Services Exam – 2012 Prelims] (a) Great Indian Bustard, Musk Deer, Red Panda and Asiatic Wild Ass (b) Kashmir Stag, Cheetal, Blue Bull and Great Indian Bustard (c) Snow Leopard, Swamp Deer, Rhesus Monkey and Saras (Crane) (d) […]
In which one among the following categories of protected areas in India are local people not allowed to collect and use the biomass?
In which one among the following categories of protected areas in India are local people not allowed to collect and use the biomass? [UPSC Civil Services Exam – 2012 Prelims] (a) Biosphere Reserves (b) National Parks (c) Wetlands declared under Ramsar Convention (d) Wildlife Sanctuaries Answer: (b) Explanation: Biosphere Reserves Biosphere reserves serve as learning […]
Consider the following protected areas Bandipur Bhitarkanika Manas Sunderbans Which of the above are declared Tiger Reserves?
Consider the following protected areas Bandipur Bhitarkanika Manas Sunderbans Which of the above are declared Tiger Reserves? [UPSC Civil Services Exam – 2012 Prelims] (a) 1 and 2 only (b) 1, 3 and 4 only (c) 2, 3 and 4 only (d) 1, 2, 3 and 4 Answer: (b) Explanation: Project Tiger was launched by […]
