Assertion (A): Xylem is composed of different kinds of elements.
Reason (R): Xylem parenchyma cells are living and thin walled. The main function of xylem parenchyma is to store starch and fatty substances.

A is false but R is true.

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A is true but R is false.

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Both A and R are true but R is NOT the correct explanation of A.

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Both A and R are true and R is the correct explanation of A.

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Solution

The correct option is C
Both A and R are true but R is NOT the correct explanation of A.

Xylem is composed of different kinds of elements.
They are:
(i) xylem tracheids
(ii) xylem fibres
(iii) xylem vessels and
(iv) xylem parenchyma.

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Similar questions

Q. Xylem parenchyma stores food.

Q. Assertion :In angiosperm, the conduction of water is more efficient, because xylem contain vessels. Reason: Conduction of water by xylem vessels elements is an active process with energy supplied by xylem parenchyma, rich in mitochondria.

Q. Match and find the correct option

	I		II
(a)	Tracheids	(i)	Cells possess highly thickened walls with oblilateral central lumen
(b)	Vessels	(ii)	Elongated tube like cells with thick lignified walls and tapering ends
(c)	Xylem parenchyma	(iii)	Individual members are interconnected through perforations in their common walls
(d)	Xylem fibres	(iv)	Cells are living with thin cellulose cell wall.

Q. Assertion :Only vertical movement of water is possible through xylem and tracheids. Reason: The xylem ray parenchyma is responsible for the lateral transport of water only.

Which of the following statements are correct?

(i) Companion cells are present in phloem.
(ii) Xylem transports water and minerals from roots to other parts of the plant.
(iii) Vessels of xylem are present in all plants.
(iv) Both xylem parenchyma and phloem parenchyma have nucleus.

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Assertion (A): Xylem is composed of different kinds of elements. Reason (R): Xylem parenchyma cells are living and thin walled. The main function of xylem parenchyma is to store starch and fatty substances.

The correct option is C Both A and R are true but R is NOT the correct explanation of A. Xylem is composed of different kinds of elements. They are: (i) xylem tracheids (ii) xylem fibres (iii) xylem vessels and (iv) xylem parenchyma.

Assertion (A): Xylem is composed of different kinds of elements.
Reason (R): Xylem parenchyma cells are living and thin walled. The main function of xylem parenchyma is to store starch and fatty substances.

The correct option is C
Both A and R are true but R is NOT the correct explanation of A.

Xylem is composed of different kinds of elements.
They are:
(i) xylem tracheids
(ii) xylem fibres
(iii) xylem vessels and
(iv) xylem parenchyma.