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Leaf Modifications

Find the inco...

Question

Find the incorrect statement.

A

Root hair are unicellular elongations.

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B

Trichomes are multicellular elongations.

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C

Trichomes are unicellular elongations.

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D

Root hair absorb water and minerals.

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Solution

The correct option is C
Trichomes are unicellular elongations.

Trichomes are leaf hair which are derived from one or more epidermal cells present on the leaf surface. Hence, trichomes may be either unicellular or multicellular.

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Similar questions

Q. Find the incorrect statements from the following.
A. Roots hairs are multicellular elongations of the epidermal cells.
B. Trichomes are unicellular epidermal hairs of the stem.
C. Guard cells are specialized cells regulating the opening and closing of stomata.
D. Cuticle, collenchyma and stomata are absent in roots.

Q. Which one of the following statement is/are false?
(i) Epidermal cell has small amount of cytoplasm and a large vacuole
(ii) Waxy cuticle layer is absent in roots
(iii) Root hairs are unicellular, while stem hairs/trichomes are multicellular
(iv) Trichomes may be branched or unbranched, soft or stiff and prevent transpiration
(v) Guard cells are dumbell shaped in dicots and bean-shaped in monocots

Q. Root hair and trichomes are

The image below showing root hairs are elongations of ___________

Q. The root hairs are always unicellular and unbranched in the plant kingdom except ..................... roots where they are multicellular.

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