Sulphur bacteria are examples of
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Autotrophs are ______________
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North American grassland are called
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African grasslands are called
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A Hawk that eats a frog is a
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In a pyramid of numbers, in a grassland ecosystem, the largest population is that of
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Herbivores are also called as
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The worst nuclear accident happened to date is occurred at
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Energy of motion is also known as:
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World Ozone day is
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The development of a bare area without any life form is called
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_________ is a long term pattern of weather at a particular area.
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The lowest temperature is usually observed:
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Species that occur in different geographical regions separated by special barrier are:
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The crucial species that determine the ability of large number of other species is termed as _________ species.
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World's first Teak Forest was planted in 1842 in Kerala. Identify the place.
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Pottery workers are at high risk of __________ lung disease.
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The strongest radiation inversions occur when
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The darkening of the skin due to arsenic poisoning is called
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A change of one degree on the Celsius scale is ____ a change of one degree on the Fahrenheit scale.
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