Question

In some land plants guard cells are found only on the lower

Answer 1

⛦Hҽɾҽ ɿʂ ү๏υɾ Aɳʂฬҽɾ⚑

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▶No, not only.

In some land plants, guard cells are found only on the lower surfaces of the leaves.

In some water plants, guard cells are found only on the upper surfaces of the leaves.

❖ Guard cells are cell surrounding each stoma.

❖ They help to regulate the rate of transpiration by opening and closing the stomata.

_________

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Answer 2

Answer:

Some plants need more water. In some land plants, guard cells are found only on the lower surfaces of the leaves. In some water plants, guard cells are found only on the upper surfaces of the leaves.