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. Environmental Protection Act was introduced in the year
(i) 1986
(ii) 1988
(iii) 1972
(iv) 1989
(i) 1986
Q2. Which chemical was responsible for Bhopal gas tragedy?
(i) Methyl Isocyanate
(ii) Benzene Hexa Chloride
(iii) Tri Nitro Toluene
(iv) (ii) and (iii) both
(i) Methyl Isocyanate
Q3. Which is the world’s most deadliest snake?
(i) Black mamba
(ii) Spitting cobra
(iii) Russel viper
(iv) Anaconda
(i) Black mamba
Q4. Many wild plant and animals are on the verge of extinction due to
(i) Habitat destruction
(ii) Climatic changes
(iii) Non availability of food
(iv) None of the above
(i) Habitat destruction
Q5. Vermi-composting is a natural method of
(i) Producing compost manure
(ii) Producing worms
(iii) Managing waste it creates
(iv) Destroying worms
(i) Producing compost manure
Q6. The most important human activity, leading to the extinction of wildlife, is
(i) Pollution of wildlife, is
(ii) Hunting for valuable wildlife products
(iii) Introduction of alien species
(iv) Alternation and destruction of the natural habitats
(iv) Alternation and destruction of the natural habitats
Q7. Ozone depletion in the stratosphere will cause
(i) increased incidence of skin cancer
(ii) forest tires
(iii) global warming
(iv) none of these
(i) increased incidence of skin cancer
Q8. The term “Eco” implies
(i) Environment
(ii) Ecotone
(iii) Ecotourism
(iv) Soil
(i) Environment
Q9. Photosynthesis is found in
(i) Producers
(ii) Decomposers
(iii) Consumers
(iv) Scavengers
(i) Producers
Q10. The occurrence of pesticides like DDT in higher trophic levels is termed as
(i) bioremediation
(ii) biomagnification
(iii) biological enhancement
(iv) biopollution
(ii) biomagnification
Q11. The deadliest Tsunami in recorded history took place on
(i) 26-Dec-2004
(ii) 26-Dec-2000
(iii) 15-Nov-1990
(iv) 15-Dec-1999
(i) 26-Dec-2004
Q12. _ is a marine tortoise which shows the unique phenomenon “arribada”.
(i) Olive Ridley
(ii) Star Tortoise
(iii) Travancore Tortoise
(iv) (i) and (iii) both
(i) Olive Ridley
Q13. What is lotic habitat?
(i) Standing or still water habitat
(ii) Marine habitat
(iii) Running water habitat
(iv) Stagnant water
(iii) Running water habitat
Q14. An increase in albedo would be accompanied by __ in radiative equilibrium temperature.
(i) An increase
(ii) A decrease
(iii) No change
(iv) Unstable oscillations
(ii) A decrease
Q15. MAB stands for
(i) Man and biosphere
(ii) Man, antibiotics and bacteria
(iii) Man and biotic community
(iv) Mayer, Anderson and Bisby
(i) Man and biosphere
Q16. A high density of elephant population in an area can result in
(i) mutualism
(ii) Intraspecific competition
(iii) Interspecific competition
(iv) Predation on one another
(ii) Intraspecific competition
Q17. __ is the phenomenon where the earth retains heat.
(i) Air pollution
(ii) Green house effect
(iii) Global effect
(iv) Land pollution
(ii) Green house effect
Q18. Earth summit of Rio de Janeiro (1992) resulted in
(i) Compilation of Red list
(ii) Establishment of biosphere reserves
(iii) Conservation of biodiversity
(iv) IUCN
(iii) Conservation of biodiversity
Q19. Trichodermaharzianum has proved a useful microorganism for
(i) reclamation of wastelands
(ii) bioremediation of contaminated soils
(iii) biological control of soil-borne plant pathogens
(iv) gene transfer in higher plants
(ii) bioremediation of contaminated soils
Q20. The blueness of the sky is mainly due to:
(i) The scattering of sunlight by air molecules
(ii) The presence of water vapor
(iii) Absorption of blue light by the air
(iv) Emission of blue light by the atmosphere
(i) The scattering of sunlight by air molecules
Q21. An ecosystem gradually merges with an adjoining one through a transitional zone is called the __
(i) Ecological niche
(ii) ecological footprint
(iii) ecotone
(iv) shore effect
(iii) ecotone
Q22. The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating?
(i) Conduction of heat upward from a hot surface
(ii) Convection from a hot surface
(iii) Absorption of infrared energy that has been radiated from the surface
(iv) Heat energy from the earth’s interior
(iv) Heat energy from the earth’s interior
Q23. The species of plants that play a vital role in controlling the relative abundance of other species in a community are called
(i) Edge species
(ii) Link species
(iii) Pioneer species
(iv) Keystone species
(iv) Keystone species
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