1. According to National Forest Policy (1988) what percent of forest areas are required for plains and hills respectively
a. 33% and 67%
b. 54% and 46%
c. 20% and 80%
d. 30% and 70%
Ans. a. 33% and 67%.
2. Which of the following is a major greenhouse gas
a. CFC
b. N₂O
c. CH₄
d. CO₂
Ans. d. CO₂
3. Which one of the following is the unit through which the thickness of the ozone layer is measured?
a. Ampere
b. Light year
c. Dobson unit
d. mmHg
Ans. c. Dobson unit.
4. Chipko movement is related to
a. Industry
b. Transport
c. Environment
d. Tourism
Ans. c. Environment.
5. The major aim of the Montreal protocol is
a. Control global warming
b. Control water pollution
c. Control soil pollution
d. Control ozone layer depletion
Ans. d. Control ozone layer depletion.
6. Jhum cultivation is primarily practiced in which of the following areas
a. Desert areas
b. Plain areas
c. Hilly areas
d. Islands
Ans. c Hilly areas.
7. The major ozone-depleting gas CFC is released from
a. Refrigerators
b. Automobiles
c. Industrial Chimneys
d. Nuclear reactors
Ans. a. Refrigerators.
8. Which of the following is known as the “terror of Bengal”
a. Algae
b. Water hyacinth
c. Fern
d. Lotus
Ans. b Water hyacinth.
9. Which one of the following is an important fibre-yielding plant of Assam
a. Jute
b. Saal
c. Sisu
d. Halong
Ans. a. Jute.
10. Red Data Book is published in which year
a. 1970
b. 1980
c. 1990
d. 2000
Ans. a. 1970.
11. Manas National Park is recognized as a National Park in which year
a. 1990
b. 1991
c. 1992
d. 1993
Ans. a. 1990.
12. The 10% law of energy flow in an ecosystem is proposed by
a. Darwin
b. Lamarck
c. Ernst Haeckel
d. Lindemann
Ans. d. Lindemann.
13. GPP of an ecosystem is
a. Total production by photosynthesis
b. Total production by photosynthesis excluding Respiratory loss
c. GPP including respiratory loss
d. None of the above
Ans. a. Total production by photosynthesis.
14. Which one of the following is not an abiotic factor of an ecosystem
a. Sand
b. Light
c. Water
d. Algae
Ans. d. Algae.
15. Who is the father of “ecosystem”?
a. Arthur Tansely
b. Odum
c. Darwin
d. Theophrastus
Ans. a. Arthur Tansely.
16. What is the full form of IUCN
a. International Union for Conservation of Nature
b. International Union of Chemical Nomenclature
c. International Union for Control of Nature
d. International University Commission of Netherland
Ans. a. International Union for Conservation of Nature.
17. Where is the headquarters of WWF
a. Switzerland
b. Geneva
c. Rome
d. Paris
Ans. a. Switzerland.
18. When did the Central Board for Wildlife (CBW) form
a. 1951
b. 1952
c. 1967
d. 1988
Ans. b. 1952.
19. Which one pf the following animal of the northeast region is categorized under IUCN Red Data Book’s Schedule-1
a. Rhino
b. Golden Langur
c. Pigmy hog
d. Elephant
Ans. c. pigmy hog
20. Which of the following is responsible for the Bhopal Gas disaster
a. MIC
b. Argon
c. CO
d. None of the above
Ans. a. MIC
21. Which one of the following is the major cause of Air pollution
a. Acid rain
b. Soil erosion
c. Earthquake
d. Automobiles
Ans. d. Automobiles.
22. Who is highly associated with the Bishnoi movement
a. Sundarlal Bahuguna
b. Amrita Devi
c. Jadav Payeng
d. None of the above
Ans. b. Amrita Devi.
23. Which one of the following is an example of a Bio-fertilizer
a. Super phosphate
b. Organic matter
c. Azolla
d. Cow
Ans: c. Azolla.
24. The scientific name of Lion is
a. Panthera tigris
b. Panthera leo
c. Mangifera indica
d. Pavo cristatus
Ans: b. Panthera leo.
Also Read: ADRE Important MCQs
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