Identify the correct set of statements related to the movement of substances through vascular tissues.

I. Xylem mainly translocates water, minerals salts and also organic solutes.

II. Phloem mainly translocates a variety of organic solutes and also inorganic solutes.

III. Xylem transports substances from roots to aerial parts of the plants.

IV. Phloem transports substances from leaves to other parts of the plants.

I & III only

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II & IV only

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I & II only

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I, II, III & IV

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Solution

The correct option is D
I, II, III & IV

I, II, III & IV are the correct set of statements related to the movement of substances through vascular tissues.

Xylem transports mainly water, mineral salts, some organic solutes from roots to aerial parts of the plant. Phloem transports organic and inorganic solutes from leaves to other parts.

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Similar questions

Q. Which of the following statements is/are not correct?
(i) Water and minerals, and food are generally moved by a mass or bulk flow system.
(ii) Bulk flow can be achieved either through a positive hydrostatic pressure gradient or a negative hydrostatic pressure gradient.
(iii) The bulk movement of substances through the conducting tissues of plants is called translocation.
(iv) Xylem translocates organic and inorganic solutes, mainly from roots to the aerial parts of the plants.
(v) Phloem translocates water, mineral salts, some organic nitrogen and hormones, from the leaves to other parts of the plants.

Q. Assertion :Xylem transports water and dissolved mineral salts from the roots to the rest of the plant. Reason: Phloem translocates organic solutes from the leaves to various parts of the plant

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.

Q. Which of the following statements is/are correct?
a. If solute concentration increases in any solution during osmosis, more pressure is required to prevent movement of water.
b. During exosmosis, first water is lost from vacuole than from cytoplasm of a cell.
c. In higher plants, long distance movement of substances always occur through diffusion.
d. Water, minerals, hormones and some organic nitrogen is mainly transported through xylem.

Q. Select the correct option:
i. Xylem helps carry water from roots to other parts of plant.
ii. Xylem translocates mineral salts along with descending stream of water.
iii. Transpiration pull is responsible for the translocation of mineral salts in water.

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