Environmental degradation means?

Important Questions on Environmental Issues

EASY

Biology>Ecology>Environmental Issues>Environmental Issues

Which of the following protocols did aim for reducing emission of chlorofluorocarbons into the atmosphere?

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Which, among grass, goat, tiger and vulture, in a food chain, will have the maximum concentration of harmful chemicals in its body due to contamination of pesticides in the soil?

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Which of the following pairs of gases is mainly responsible for green house effect?

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Montreal protocol was signed in 1987 for control of

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An increase in the concentration of the toxicant at successive trophic levels is known as:

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Snow-blindness in Antarctic region is due to

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Chlorofluorocarbons (CFCs) are believed to be associated with cancers because:

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Snow blindness is caused due to

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Biology>Ecology>Environmental Issues>Environmental Issues

$C{O}_2$ acts as a greenhouse gas because:

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Which of the following is not one of the prime health risks associated with greater UV radiation through the atmosphere due to depletion of stratospheric ozone?

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Which one of the following is a wrong statement?

HARD

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Which of the following causes biomagnification? 

EASY

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Match the following:

	List - 1		List -2
$\mathrm{A})$	Carbon monoxide	$\mathrm{I})$	Global warming
$\mathrm{B})$	Carbon dioxide	$\mathrm{II})$	UV - rays
$\mathrm{C})$	Sulphur dioxide	$\mathrm{III})$	Eutrophication
$\mathrm{D})$	Ozone depletion	$\mathrm{IV})$	Acid rain
		$\mathrm{V})$	Oxygen transport

The correct match is

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The zone of atmosphere in which the ozone layer is:

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The biomagnification of which pollutant causes a decline in the bird population?

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In an area where $\mathrm{DDT}$ has been used extensively, the population of birds declined significantly because -

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Which one of the following human activities has contributed as deforestation by northeastern sides of India?

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The highest DDT concentration in aquatic food chain shall occur in

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Depletion of which gas in the atmosphere can lead to an increased incidence of skin cancers?

EASY

Biology>Ecology>Environmental Issues>Environmental Issues

The manufacturing of methyl isocyanate (MIC) started in India in 1980 to make _____, a powerful pesticide that can kill 100 types of insects.