Enviornment QUESTIONS

Exam NameEnviornment QUESTIONS
DescriptionEnviornment QUESTIONS and Answers exams contains the questions from various competitive exams.These questions are the part of previous year paper.These kind of questions would be helpful in preparing for exams like IAS, PCS, UPSC, NDA, CDS SSC, RRB, PSC, IBPS

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Question: Consider the following:-1. Carbon dioxide 2. Oxides of Nitrogen 3. Oxides of Sulphur
Which of the above is/are the emission/emissions from coal combustion at thermal power plants ?

Answer:1, 2 and 3

Question: 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 ?

Answer:Presence of prominent polar front and stratospheric; clouds: and inflow of chlorogluorocarbons

Question: Regarding "carbon credits" which one of the following statements is not correct ?

Answer:Carbon credits are traded at a price fixed from time to time by the United Nations Environment Programme

Question: 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: 1. Its escape into the outer strato-sphere. 2. The photosynthesis by phyto-plankton in the oceans 3. The trapping of air in the polar ice caps
Which of the statements given above is/are correct ?

Answer:2 and 3

Question: In the context of ecosystem productivity, marine upwelling zones are important as they increase the marine productivity by bringing the:
1. decomposer microorganisms to the surface 2. nutrients to the surface. 3. bottom-dwelling organisms to the surface.
Which of the statements given above is/are correct ?

Answer:2 only

Question: 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:

Answer:1 and 2 only

Question: Biodiversity forms the basis for human existence in the following ways:
1. Soil formation 2. Prevention of soil erosion 3. Recycling of waste 4. Pollination of crops
Select the correct answer using the codes given below:

Answer:1,2,3 and 4

Question: Which one of the following is not a site for in-situ method of conservation of flora ?

Answer:Botanical Garden

Question: Recently "oilzapper" was in the news. What is it ?

Answer:It is an eco-friendly technology for the remediation of oily sludge and oil spills

Question: The "Red Data Books" published by the International Union for Conservation of Nature and Natural Resources (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 conservation of nature and natural resources in various countries. Select the correct answer using the codes given below:

Answer:2 only

Question: Consider the following statements: 1. Biodiversity is normally greater in the lower latitudes as compared to the higher latitudes. 2. Along the mountain gradients,, bodiversity is normally greater in the lower altitudes as compared to the higher altitudes.
Which of the statements given above is/are correct ?

Answer:Both 1 and 2

Question: Eco-Mark is given to an Indian product which is -

Answer:Environment friendly

Question: Which one among the following groups of items contains only biodegradable items?

Answer:Wood, Grass, Leather

Question: Polar bears are carnivores and prey on many arctic birds and fish. However, under natural conditions, no one found polar bears predating any penguin. This is because-

Answer:Polar bears and penguins never coexist under natural conditions. The former lives in the North Pole while the latter lives in the South Pole.

Question: Which one of the following strongly threatens biodiversity ?

Answer:Destruction of natural habitats and vegetation, and jhum cultivation

Question: The concept of carbon credit originated from which one of the following-

Answer:Kyoto Protocol

Question: Which one among the following industries produces the most non-biodegradable wastes?

Answer:Thermal power plant

Question: Leakage of which of the following gases had caused the Bhopal Gas Tragedy ?

Answer:Methyl isocyanate

Question: Consider the following:
1. Star tortoise
2. Monitor lizard
3. Pygmy hog
4. Spider monkey
Which of the above are naturally found in

Answer:1, 2 and 3 only

Question: Biotechnology Park is located at-