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Which statement about hydrospheric ecosystem is incorrect?
Salt water ecosystem covers about 75% earth surface
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Development of bark in plants and skin in animals is a method for
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Productivity of an ecosystem is indicated by
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Evolution of vascular bundles in plants and skeleton in animals is an adaptation for
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Desert ecosystem of Mianwali is
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Which statement is incorrect?
Coniferous forests located at high latitude are alpine
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Zone of lake water which is of open water near the surface is
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Annual rainfall in grass land i
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Coniferous forests located at high altitude are called
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Temperature of temperate deciduous forests is
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End of earth’ is related to
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Adequate nutrition accelerated by human activities
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In which zone plant community is most diverse
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In polluted lake which organisms dominate the community
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Mountains of Koh Hindukush come under
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Which statement about profundal zone is correct?
Decomposers and detritus feeders inhabit it
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One of the most important cause of desertification is
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