Environmental Issues

IMPORTANT

Environmental Issues: Overview

This topic covers concepts, such as, Ozone Layer, Ozone Layer Depletion, Non-biodegradable Substances & Effect of Plastic on Our Environment etc.

Important Questions on Environmental Issues

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IMPORTANT

A sustainable ecosystem is able to maintain its full functions and properties.

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IMPORTANT

What kind of ecosystem is known as sustainable?

EASY
IMPORTANT

Name the process that involves the burning of a substance at a high temperature (of more than 1000 °C) to form ash.

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IMPORTANT

Expand UNEP.

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Depletion of ozone mainly affects developed countries.

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Reduction in the emission of which type of chemical was agreed in an agreement facilitated by UNEP in 1987. (Write in full form.)

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Why is there increase in garbage?

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What ill effects do we find on exposure to UV rays?

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Chlorofluorocarbons are used in

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The ozone layer is found in the hydrosphere.

HARD
IMPORTANT

Explain in brief the role of ozone.

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Organic wastes which can be readily decomposed by micro-organism are called biodegradable.

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Bad ozone is formed in

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Which continent of earth is most affected by the ozone layer depletion?

EASY
IMPORTANT

The wrong statement among the following is