AP BIOLOGY

Detailed explanation-1: -The tendril in a pea plant is a modified stem which is coiled to provide support to the plant.

Detailed explanation-2: -Tendrils of pea is a modification of the leaf. In plants with weak stems, leaf or a part of leaf gets modified into green threadlike structures called tendrils which help in climbing around the support.

Detailed explanation-3: -Final answer: In the pea plant, leaves are modified as tendrils.

Detailed explanation-4: -Final Answer: Two plants in which leaves are modified into tendrils are garden pea plant, Cobaea scandens.

Detailed explanation-5: -In some plants having weak stems, the leaves are modified to form thin coiled structures called leaf tendrils. Plants with weak stems need a support to grow in a vertically upward direction. The leaf tendrils coil around the support and help the plant grow. Examples: grapevine and pea plants have leaf tendrils.