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Short answer type question:1.why are the animals and humans called heterotrophs ?2.name the factors which affect photosynthesis.3.name one each of (a) totally parasitic (b) partial parasitic plants.4.how are the soil nutrients replenished?5.what is crop-rotation method? |
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Answer» HUMANS and animals are hetrotrophs because they DEPEND on plants or other ORGANISMS for their food. |
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