_________ plants have flattened leaf-like stems to carry out photosynthesis.

Prickly pear

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Potato

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A & B

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None of the above

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Solution

The correct option is A Prickly pear
In Opuntia (prickly pear), the stem is modified to a flattened green structure to perform the function of leaves. Leaf-like flattened modified stems are called phylloclades.

So the correct option is "Prickly pear".

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Similar questions

Which part of a leaf carries out most of the photosynthesis of a plant?

Q. Read the following statements about adaptations in desert plants and select the correct ones.
(i) They have a thick cuticle on their leaf surface
(ii) They have stomata present in deep sunken pits.
(iii) They use CAM pathway for photosynthesis.
(iv) They have flattened stems and large sized leaves.
(v) Their stomata remain closed during the day.

In Opuntia, the stem is modified into a flattened green structure to perform the functions of leaves, (i.e., photosynthesis). Cite some other examples of modifications of plant parts for the purpose of photosynthesis.

Q. Identify to which category the plant belongs to.

1. Photosynthesis is carried out by stem.
2. Stem is covered by a waxy layer.
3. Leaves are in the form of spines.

Q. Suppose there were plants that had a high concentration of chlorophyll b, but lacked chlorophyll a, would it carry out photosynthesis? Then why do plants have chlorophyll b and other accessory pigments?

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_________ plants have flattened leaf-like stems to carry out photosynthesis.

The correct option is A Prickly pearIn Opuntia (prickly pear), the stem is modified to a flattened green structure to perform the function of leaves. Leaf-like flattened modified stems are called phylloclades. So the correct option is "Prickly pear".

The correct option is A Prickly pear
In Opuntia (prickly pear), the stem is modified to a flattened green structure to perform the function of leaves. Leaf-like flattened modified stems are called phylloclades.

So the correct option is "Prickly pear".