Give an example of plant having both kidney and dumb-bell shaped guard cells in stomata.

एक शब्द/वाक्यांश उत्तर

Cyperus

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2022-2023 (March) Official

Q 2.viii | 1 mark

What is dark reaction in photosynthesis?

Describe C₃ Pathway.

Very short answer question.

Mention the shape of guard cells in Cyperus.

Describe the mechanism of opening and closing of stomata.

Explain the root pressure theory.

Guard cells differ from epidermal cells in having

Sketch and label - structure of stomata[ apparatus.

Sketch and label:

Types of guard cells

Match the columns:

	Column A (Scientist)		Column B (Theory)
(1)	Dixon and Joylly	(a)	Starch-sugar inter-conversion theory
(2)	Steward	(b)	Osmotic absorption theory
(3)	Atkins and Pristley	(c)	Non-osmotic absorption theory
(4)	Kramer and Thimann	(d)	Cohesion tension theory

Аccessory cells of stomata are reservoirs of ______.