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What causes the opening and closing of g...

What causes the opening and closing of guard cells of stomata during transpiration?

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SURA PUBLICATION-MODEL QUESTION PAPER HIGHER LEVEL-Subjective Questions
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  2. A is a reddish brown metal which combines with O2 at lt 1370 K gives...

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  3. What causes the opening and closing of guard cells of stomata during t...

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  11. Classify neurons based on its structure.

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  14. How are stem cells useful in regenerative process ?

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  17. An object is placed at a distance 20 cm from a convex lens of focal le...

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