Q321.The water pollution in a river is determined by measuring the dissolved amount of
Correct answer: Oxygen
Q322.Which of the following does not help to maintain ecological balance?
Correct answer: Cutting forest
Q323.National Mission for Green India has been initiated in the following States by Government of India with the aim to improve the density of existing forests
Correct answer: Jharkhand
Q324.BOD is maximum in the Ganga river between
Correct answer: Kanpur and Allahabad
Q325.Which one of the following is one of the main causes of ecological imbalance in India?
Correct answer: Deforestation
Q326.Which of the following is not the impact of deforestation in India?
Correct answer: Urbanization
Q327.Bioremediation means
Correct answer: Elimination of toxic pollutant from environment by organisms
Q328.Which of the following is an act that disturbs the ecological balance?
Correct answer: Lumbering
Q329.Among the following which statement is not correct?
Correct answer: Nagaland is the most forest covered State of India
Q330.Which of the following is not a water pollutant?
Correct answer: Sulphur dioxide
Q331.The highest trophic level in an ecosystem is obtained by
Correct answer: Omnivores
Q332.Tree cover is maximum in
Correct answer: East Deccan
Q333.The problem of water pollution with Arsenic is maximum in
Correct answer: West Bengal
Q334.Which of the following is not a biotic component of an ecosystem?
Correct answer: Air
Q335.In India, percentage coverage of dense forests to total geographical area is about
Correct answer: 12%
Q336.Chernobyl accident is related with
Correct answer: Nuclear accident
Q337.The primary source of energy in Eco-body is
Correct answer: Solar energy
Q338.According to National Remote Sensing Center (NRSA) which of the following state has the it’s maximum area covered by forest?
Correct answer: Arunachal Pradesh
Q339.The most toxic metal pollutant of automobile exhaust is
Correct answer: Lead
Q340.In a food chain, man is
Correct answer: primary as well as secondary consumer
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