Primary consumers form ____ trophic level
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The nutrient cycles are also called as
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Decomposers get their food from
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The parasites that live outside the body of the host are called:
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Major regional ecological community of plants and animals forms:
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The organisms found in the gut of the termites which help it digest wood are the
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The living organism which can prepare their own food are:
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A symbiotic association between a fungus and the roots of higher plants is known as
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Dams and canal networks developed for irrigation purpose in Pakistan and many other countries create the problems of
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In an ecosystem sheep and rabbits are examples of
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Acid rain is mainly due to
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Lices and mosquitoes are the examples of
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Crustose refers to:
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The productivity of aquatic ecosystem is basically determined by the:
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