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Meristematic tissues are composed of

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Important Questions on Anatomy of Flowering Plants

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Read the different components from (a) to (d) in the list given below and tell the correct order of the components with reference to their arrangement from outer side to inner side in a woody dicot stem:

(a) Secondary cortex
(b) Wood
(c) Secondary phloem
(d) Phellem

The correct order is:

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Parenchymal cells with innerwall protuberances a characteristic of family leguminosae
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Consider the following statements with respect to phellogen:

a. It is a couple of layers thick.
b. It is made up of broad, thin-walled, and nearly rectangular cells.
c. It is usually developed in the cortex region.

Which of the statements given above are correct?

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Which of the following statements about phelloderm are true?

I. It is a living tissue.
I. It is concerned with the conduction of water and salts.
III. It is a photosynthetic tissue.

The correct combination is

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In the following, how the sapwood is converted into heartwood?
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Read the following statements and select the correct ones.
(i) Phloem parenchyma is absent in most monocots.
(ii) Gymnosperms lack tracheids and vessels.
(iii) Gymnosperms lack companion cells.
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If the dicot stem is stained for starch, the most intense colouration will develop in
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Which of the following statements are the functions of a medullary ray in plants?

(i) Absorption

(ii) Secondary growth

(iii) Transmission of water and food

(iv) Seat of origin of inter-fascicular cambium