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. Thickness of plastic cover permissible to use
(i) 50 Microns
(ii) 20 Microns
(iii) 100 Microns
(iv) 10 Microns
(iii) 100 Microns
Q2. Which of the following projects contribute to displacement?
(i) Dam projects
(ii) Urban infrastructure projects
(iii) Transportation projects
(iv) All the above
(iv) All the above
Q3. _ is diffused into the ground by gravitational force.
(i) Rain water
(ii) Ocean
(iii) River water
(iv) None of the above
(i) Rain water
Q4. In an aquatic ecosystem, the tropic level equivalent to cows in grasslands is
(i) Nekton
(ii) Zooplankton
(iii) Phytoplankton
(iv) Benthos
(ii) Zooplankton
Q5. Exponential growth occurs when there is
(i) A great environmental resistance
(ii) No environmental resistance
(iii) No biotic potential
(iv) A fixed carrying capacity
(ii) No environmental resistance
Q6. MAB program stands for
(i) Man and biotechnology
(ii) Material and biology
(iii) Man and Biology
(iv) Man and Biosphere
(iv) Man and Biosphere
Q7. Environmental education should be in _ approach.
(i) interdependent
(ii) interpreting
(iii) interdisciplinary
(iv) balanced
(iii) interdisciplinary
Q8. A slow moving river of solid ice is called
(i) delta
(ii) watershed
(iii) glacier
(iv) crevasses
(iii) glacier
Q9. When the two ecosystems overlap each other, the area is called
(i) Habitat
(ii) Niche
(iii) Ecotone
(iv) Ecotype
(iii) Ecotone
Q10. Soil chemistry is considered an __ factor
(i) topographic
(ii) econtonal
(iii) biologic
(iv) edaphic
(iv) edaphic
Q11. Study of inter-relationship between organisms and their environment is
(i) Ecology
(ii) Ecosystem
(iii) Phytogeography
(iv) Ethology
(i) Ecology
Q12. The thickness of ozone layer is measured in
(i) Mm
(ii) Du
(iii) Nm
(iv) Hg
(ii) Du
Q13. Carbon monoxide is a pollutant because
(i) it reacts with O2
(ii) it inhibits glycolysis
(iii) makes nervous system inactive
(iv) reacts with haemoglobin
(iv) reacts with haemoglobin
Q14. High biological oxygen demand indicates:
(i) absence of microbial pollution
(ii) moderate microbial pollution
(iii) intense level of microbial pollution
(iv) all of these
(iii) intense level of microbial pollution
Q15. First National Park in India
(i) Jim Corbett National Park
(ii) Bandipur National Park
(iii) Gir National Park
(iv) Sunderbans National Park
(i) Jim Corbett National Park
Q16. Lotic ecosystem refers to
(i) Static water system
(ii) Ecosystem of flowing water
(iii) Ecosystem of estuaries
(iv) Deep marine water system
(ii) Ecosystem of flowing water
Q17. Forests grow in high rain fall areas are
(i) ever green forests
(ii) temperate forests
(iii) conifers
(iv) Tundra
(i) ever green forests
Q18. The main energy source for the environment is __
(i) Solar energy
(ii) Chemical energy
(iii) Bioelectric energy
(iv) Electrical energy
(i) Solar energy
Q19. At what time of day is the relative humidity normally at a minimum?
(i) When the air temperature is highest
(ii) Just before sunrise
(iii) About midnight
(iv) When the air temperature is lowest
(i) When the air temperature is highest
Q20. __ causes loss of water because of seepage of water into the soil.
(i) Evaporation
(ii) Percolation
(iii) Transpiration
(iv) Infiltration
(ii) Percolation
Q21. The atmospheric greenhouse effect is produced mainly by the:
(i) Absorption and re-emission of visible light by the atmosphere
(ii) Absorption and re-emission of ultraviolet radiation by the atmosphere
(iii) Absorption and re-emission of infrared radiation by the atmosphere
(iv) Absorption and re-emission of visible light by clouds
(iii) Absorption and re-emission of infrared radiation by the atmosphere
Q22. What is meant by ex-situ conservation?
(i) Conservation of a species by protecting its habitat along with all other species living there
(ii) Conservation of forest eco system
(iii) Conservation of a species outside its natural habitat
(iv) Conservation of plants
(iii) Conservation of a species outside its natural habitat
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