The word Tsunami is derived from two Japanese words
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The proper order from shortest to longest wavelength is:
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DDT is a ______________ pollutant
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Noise is _______________
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What is UNCED?
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What is the official name of IUCN?
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What is the most important factor for the success of animal population?
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_________ is the element used to produce nuclear energy
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Carbon dioxide is called greenhouse gas because it is
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Which of the following enhances soil fertility?
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Coral reefs in India can be seen in
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Minute particles and liquid droplets are collectively called
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Non-lonizing radiations with specific biological effects are
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The most harmful of ultraviolet radiation is
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Many freshwater animals cannot live for long in sea water and vice versa mainly because of the
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In the Northern Hemisphere, this day has the fewest hours of daylight:
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IUCN (The International Union For Conservation Of Nature And Natural Resources) headquarters is at
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The earth emits radiation with greatest intensity at:
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Slip erosion is also known as
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Some species of plants and animals are extremely rare and may occur only at a few locations are called
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