Which one of the following is commonly found in temperate coniferous forest?
Quercus
Dipterocarpus
Shorea robusta
Pinus wallichiana
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Plant species having a wide range of genetical distribution evolve into a local population known as |
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Assertion (A): True xerophytes store water in the form of mucilage which helps to withstand prolonged period of drought. Reason (R): Vascular and mechanical tissues are well developed in true xerophytes. The correct answer is: |
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Which one of the following correctly represents an organism and its ecological niche? |
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Which one of the following statements for pyramid of energy is incorrect, whereas the remaining three are correct? |
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Which of the following is false? |
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Niche is defined as the |
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Which one of the following pairs in mismatched? |
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