1. What is the correct order of the 3R principle?
    A. Reduce, Reuse, Recycle
    B. Reuse, Reduce, Recycle
    C. Recycle, Reuse, Reduce
    Correct Answer: A. Reduce, Reuse, Recycle
  2. All species on earth with each other along with their respective environments collectively constitute :
    A. Lithosphere
    B.Atmosphere
    C.Biosphere
    Correct Answer: C.Biosphere
  3. In which of the given year does the amendment of the Forest Conservation Act take place?
    A. 1971
    B. 1980
    C. 1988
    Correct Answer: C. 1988
  4. Hepatitis A is what kind of disease?
    A. Food contamination
    B. Water-borne disease
    C. Both (A.) and (B.)
    Correct Answer: C.Both (A.) and (B.)
  5. Who discovered the term ‘ecosystem’?
    A. Clements
    B. Elton‍
    C. Arthur G Tansley
    Correct Answer: C. Arthur G Tansley
  6. Name the gas that is vital in maintaining atmospheric temperature.
    A. Carbon Dioxide
    B. Nitrogen
    C. Oxygen
    Correct Answer: A. Carbon Dioxide
  7. Mention the category that is the worst sufferer of destruction of environment :
    A. Moderate class
    B. Poor
    C. All of the above
    Correct Answer: B. Poor
  8. Name the most frequent as well as naturally happening disaster.
    A. Flood
    B. Tsunami
    C. Earthquake
    Correct Answer: A. Flood
  9. How many Biodiversity hotspots exist in the world?
    A. 38
    B. 40
    C.36
    Correct Answer: C.36
  10. State the name of the drug that is associated with the plant source of coffee or tea.
    A. Thorn Apple
    B. Opium Poppy
    C. Caffeine
    Correct Answer: C. Caffeine
  11. Name the sea that is commonly referred to as an oceanic desert.
    A. Sea of Japan
    B. Red Sea
    C. Sargasso Sea
    Correct Answer: C.Sargasso Sea
  12. Name the instrument that is used to measure temperature, pressure as well as humidity at numerous altitudes within the atmosphere.
    A. Barograph
    B. Radiosonde
    C. Aneroid Barometer
    Correct Answer: B.Radiosonde
  13. Why are radiations harmful?
    A. Radiations changes body tissues
    B. Radiations leads to skin cancer
    C. Radiations cause anemia
    Correct Answer: B.Radiations leads to skin cancer
  14. Name the day that is celebrated as the World Environment Day.
    A. June 10th
    B. June 5th
    C. June 6th
    Correct Answer: B. June 5th
  15. What factors are considered as the causes of eutrophication?
    A. Increment in plant nutrients
    B. Using fertilizers excessively
    C. Both (A) and (B)
    Correct Answer: C. Both (A) and (B)
  16. What would happen to the Earth in the absence of ants?
    A. Reduction in termites
    B. Little impact
    C. Destruction of life
    Correct Answer: C.Destruction of life
  17. Which activity can tend to lower the water table?
    A. Overgrazing
    B. Soil erosion
    C. Over extraction of groundwater
    Correct Answer: C. Over extraction of groundwater
  18. Jowar as well as Bajra grows in regions having-
    A. Low amount of moisture
    B. No moisture
    C. None of the above
    Correct Answer: A.Low amount of moisture
  19. What’s the reason behind the blue color of the sky?
    A. The water vapor is present
    B. The blue light gets absorbed by the air
    C. The sunlight gets scattered due to the air molecules
    Correct Answer: C.The sunlight gets scattered due to the air molecules
  20. What is the cause of the soil pollution?
    A. Acid rain
    B. Ozone
    C.Aerosol
    Correct Answer: A. Acid rain

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