What is phylloclade?

Modification of stem for support

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Modification of root for storage

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Modification of leaves to reduce transpiration

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None of the above

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Solution

The correct option is C Modification of leaves to reduce transpiration
Phylloclade is a special modified photosynthetic stem present mostly in xerophytes. They have a reduction in leaf size, early leaf fall, the formation of scaly leaves, spine, thorns, cuticle etc to reduce transpiration. In such cases, the stem becomes flattened and carry out photosynthesis.
So, the correct option is 'Modification of leaves to reduce transpiration'.

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Similar questions

Q. Roots, stems and leaves of plants exchange gases for respiration separately.

Q. Which of the following is known for the transportation of water from roots to stem and leaves in plants?

Q. Consider the following statements about cactus:
1. The leaves are reduced to spines.
2. The stem does the photosynthesis.
Which of the statements given above is/are correct?

Question 13
Vegetative propagation refers to the formation of new plants from

(a) stem, roots and flowers
(b) stem, roots and leaves
(c) stem, flowers and fruits
(d) stem, leaves and flowers

had a doubt while reading life process

Pg: 97 1st para

Massive amount of gaseous exchange takes place in the leaves through these pores(stomata)for photosynthesis but imp to note that gaseous exchange occur across the surface of stem root and leaves as well.

does these stem and roots also have stomata for gaseous exchange or something else is responsible for it?

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