Which of the following is true about sunken stomata and thick cuticle?

They are adaptations of the plant to reduce excessive transpiration.

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They increase the rate of transpiration in plants.

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They are present in all plants.

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None of the above.

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Solution

The correct option is A
They are adaptations of the plant to reduce excessive transpiration.

Many plants especially the ones that grow in dry climate have evolved a variety of permanent adaptations to reduce transpiration. Sunken stomata and thick cuticle are adaptations of the plant to reduce excessive transpiration.

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Similar questions

Plants that have morphological and anatomical adaptations to reduce transpiration rates are common in ________.

Which of the following statements are true and which ones are false? Give reason in support of your answer.

(a) Potometer is an instrument used for demonstration of transpiration occurring from the lower surface of a leaf.

(b) Hydathodes are similar to stomata in plant physiology.

(d) Some desert plants have sunken stomata on their leaves.

(e) Most transpiration occurs during midday.

Which of the following are internal factors that a plant adapts to reduce transpiration?

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