Question

Arrange the events of opening stomata in correct sequence and choose the correct option accordingly.

I. Lowering of osmotic potential of guard cells.

II. Decline in guard cell solvent.

III. Rise of potassium ion level in guard cells.

IV. Guard cells absorb water from neighboring epidermal cells.

V. Guard cells become flaccid.

VI. Guard cells swell and make a pore between them, water is lost

• A. III, I, IV, V
• B. I, II, III, IV, V, VI
• C. III, I, IV, VI, II , V
• D. III, I, IV, VI, II, V

Answer 1

The correct option is C

III, I, IV, VI, II , V

This explains the opening and closing of stomata based on the Influx ans eflux of Potassium ions.