Question

The leaves have microscopic openings called​

Answer 1

Answer:

The leaves have microscopic opening called stomata.

Answer 2

Answer:

The microscopic openings in the leaves is called Stomata.

Explanation:

• Small apertures in the epidermis of leaves, herbaceous stem and needles.
• The stomatal pore is bounded by the guard and this stomatal apparatus also consist of the subsidiary cells.
• The guard cells regulate the opening and closing of the stomatal pore by changing their shape.
• This change in shape is regulated by osmosis, they swell up at the time of opening of pores and become flaccid at closing.
• Stomata are mostly present on the aerial and green parts of the plant as they are responsible for exchange of gases between the atmosphere and plants.
• There are two or more cells adjacent to the guard cells which are different from the epidermal cells, called the subsidiary or accessory cells.

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