Which of the following is a plant showing scotoactive opening of stomata?

Opuntia

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Nerium

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Arachis

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All of the above

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Solution

The correct option is A Opuntia
Scotoactive stomata are the stomata, which open in dark and close during the day time.
Scotoactive stomata occur in succulent, like cactus, Bryophyllum, Opuntia. The succulents perform crassulacean acid metabolism or CAM type of photosynthesis and their stomata are accordingly modified.

Suggest Corrections

Similar questions

(A) Scotoactive stomata	(i) Opening and closing of photoactive stomata
(B) Guttation	(ii) Transpiration
(C)Tensile strength	(iii) Water loss in liquid phase
(D) K $^{+}$ pump theory	(iv) Night transpiration

Match the above columns and choose the correct combination.

Assertion (A): Scotoactive stomata are found in succulent xerophytes

Reason (R): Presence of scotoactive stomata is a type of xeric adaptations of succulent plants

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