Environment GK

These questions are useful for any competitive exam like IAS, bank PO, SSC CGL, RAS, CDS, UPSC exams and all

01. In an ecotone, the species which become abundant are called: A. Edge species B. Keystone species C. Endemic species

11. Atmosphere consists of 79 percent Nitrogen and 21 percent Oxygen by A. Volume B. Weight C. Density D. All

21. Water logging is a phenomenon in which A. Crop patterns are rotated B. Soil root zone becomes saturated due

31. The true end of any food chain is the A. Decomposer B. Predator C. Consumer D. Human Answer Option

41. Which of the ecological pyramid is always upright A. Pyramid of numbers B. Pyramid of biomass C. Pyramid of

51. A group of living organisms of the same kind living in the same place and at the same time

61. Which of these belong to the category of primary consumers in grazing food chain A. snakes and frogs B.

71. A product of photosynthesis is A. Carbon dioxide B. Water C. Oxygen D. Chlorophyll Answer Option : C 72.

81. If in a population, natality is balanced by mortality, then there will be A. Decrease in population growth B.