In Opuntia spines are modification of

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5.Morphology of Flowering Plants

medium

In Opuntia the spines are modification of

A

Leaf

B

Branch

C

Epidermis

D

Flower

Solution

(a) A pointed structure formed by the modification of entire leaf or part of a leaf is called a spine.

Leaf or entire leaf may be modified into spines. e.g., Opuntia (axillary branches are modified in to spines).

Standard 11

Biology

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