Q. Plants capable to survive conditions of extreme drought are

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Q. In an ecosystem, Pneumatophores grow

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Q. Non-toxic, unreactive chemicals used as cooling agents in refrigerators are known as

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Q. Risks of skin cancer is increased if

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Q. Upon entering through stomata, the leaves get damaged and plant dies. This pollutant is

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Q. Volcanic eruptions, biological decay and forest fires releases

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Q. Increased melting of ice glaciers may be a result of

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Q. The higher the BOD, the

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Q. Narrow tolerance of oxygen (O₂) is found in

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Q. BOD measures the amount of

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Q. The word BOD refers to the

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Q. Fish die as a result of water pollution due to

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Q. High concentrations of carbon monoxide (CO)

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Q. Exhaust motor vehicle is the main source of

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Q. If heat radiated from the Earths surface is retained, the outcome will be

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Q. Carbon monoxide (CO) causes

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Q. Gaseous pollutants may be carried to other countries to

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Q. Gaseous pollutants include

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Q. Death of fish in lakes and rivers in some countries has been attributed to

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Q. Biological decay, forest fires and volcanic eruptions are example of

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