We have provide GK MCQ Questions for Environmental Science GK questions with Answers free PDF. Download based on the important concepts and topics given in the textbook as per new exam pattern. All these Environmental Science GK MCQs Multiple Choice Questions with Answers provided here with detailed solutions. Use them as reference and be confident in the actual exam by practicing the MCQ Quiz Questions of Environmental Science GK as much as you can. Each question has four options followed by the right answer.
MCQ Questions for Environmental Science GK with Answers
Q1. Which of the following enhances soil fertility?
(i) Crop rotation
(ii) Improved methods of agriculture
(iii) Using new seed varieties
(iv) Irrigation
(i) Crop rotation
Q2. World Ozone day is
(i) March 16
(ii) June 5
(iii) September 16
(iv) November 16
(iii) September 16
Q3. Ramsar Convention refers to the conservation of __
(i) Deserts
(ii) Wetlands
(iii) Agriculture lands,
(iv) Forest land
(ii) Wetlands
Q4. The expansion on PQLI is
(i) Physical quality of life index
(ii) Population quotient of life in India
(iii) Poor quality of life in India
(iv) Poverty, quality of life in India
(i) Physical quality of life index
Q5. Which of the following group of gases cause photochemical smog?
(i) Ozone, PAN and CO
(ii) HC, NO and PAN
(iii) O2, PAN, and NO2
(iv) O3, PAN and NO2
(iv)
Q6. The change of state of ice into water vapour is known as:
(i) Deposition
(ii) Sublimation
(iii) Melting
(iv) Condensation
(ii) Sublimation
Q7. The climate of a given region is
(i) average temperature and precipitation conditions for every day of the year in a given region
(ii) average temperature and precipitation conditions
(iii) its weather patterns
(iv) its weather
(i) average temperature and precipitation conditions for every day of the year in a given region
Q8. An example of one way ecological cycle is
(i) carbon dioxide cycle
(ii) water cycle
(iii) energy cycle
(iv) oxygen cycle
(iii) energy cycle
Q9. Hot spots are regions of high
(i) rarity
(ii) endemism
(iii) critically endangered population
(iv) diversity
(ii) endemism
Q10. The main energy source for the environment is __
(i) Solar energy
(ii) Chemical energy
(iii) Bioelectric energy
(iv) Electrical energy
(i) Solar energy
Q11. The earth’s atmosphere is divided into layers based on the vertical profile of:
(i) Air pressure
(ii) Air temperature
(iii) Air density
(iv) Wind speed
(ii) Air temperature
Q12. Commonly used radioactive isotopes in scientific research
(i) 14 C
(ii) 125 I
(iii) 32 P
(iv) all of these
(iv) all of these
Q13. Carbon dioxide is called greenhouse gas because it is
(i) Transparent to sunlight but traps heat
(ii) Transparent to heat but traps sunlight
(iii) Used in green-house to increase plant growth
(iv) Transparent to both sunlight and heat
(i) Transparent to sunlight but traps heat
Q14. Energy of motion is also known as:
(i) Dynamic energy
(ii) Kinetic energy
(iii) Sensible heat energy
(iv) Static energy
(ii) Kinetic energy
Q15. Energy of motion is also known as:
(i) Dynamic energy
(ii) Kinetic energy
(iii) Sensible heat energy
(iv) Static energy
(ii) Kinetic energy
Q16. The most endangered ecosystem in India
(i) Shola forest ecosystem
(ii) Evergreen forest ecosystem
(iii) Pond ecosystem
(iv) Tundra Ecosystem
(ii) Evergreen forest ecosystem
Q17. The term “Nuclear winter” is associated with
(i) Nuclear War
(ii) Nuclear disarmament
(iii) Nuclear weapon testing
(iv) After effect of a nuclear explosion
(iv) After effect of a nuclear explosion
Q18. The Chipko movement is started by
(i) Engler
(ii) Sunderlal Bahuguna
(iii) Medha Padkar
(iv) None of these
(ii) Sunderlal Bahuguna
Q19. When a liquid thermometer is held in direct sunlight,
(i) It will accurately measure the air temperature
(ii) It will measure a much higher temperature than that of the air
(iii) It will measure a much lower temperature than that of the air
(iv) It will measure the temperature of the sun rather than the air
(ii) It will measure a much higher temperature than that of the air
Q20. Which of the following gas is present at a very high concentration in our environment?
(i) O2
(ii) CO2
(iii) H2
(iv) N2
(iv)
Q21. What is an Incinerator?
(i) Furnace used for burning solid waste
(ii) Furnace used for treating liquid waste
(iii) Both a & b
(iv) None of the above
(i) Furnace used for burning solid waste
Q22. In the middle latitudes of the Northern Hemisphere, surface winds tend to blow _ and _ around an area of surface low pressure.
(i) Clockwise; inward
(ii) Clockwise; outward
(iii) Counterclockwise; inward
(iv) Counterclockwise; outward
(iii) Counterclockwise; inward
Q23. If we uncover half of the forest, covering of the earth, what crisis will be produced at most and at first?
(i) Some species will be extincted
(ii) Population and ecological imbalance will rise up
(iii) Energy crisis will occur
(iv) Rest half forests will maintain this imbalance
(i) Some species will be extincted
Q24. _ refers to the phenomenon in that the organisms are exclusively restricted to a given area.
(i) Ecosystem
(ii) Endemism
(iii) Habitat
(iv) Food web
(ii) Endemism
Q25. If water vapour comprises 3.5 percent of an air parcel whose total pressure is 1,000 mb, the water vapour pressure would be:
(i) 1,035 mb
(ii) 35 mb
(iii) 350 mb
(iv) 965 mb
(ii) 35 mb
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