Highest concentration of auxin exists

at the base of various plant organs

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in growing tips of plants

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in leaves

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in xylem and phloem cells only

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Solution

The correct option is B in growing tips of plants
Auxins are found in growing regions.

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Similar questions

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

Q. Xylem conducts only food and phloem conducts only water in plants.

Programmed cell death (PCD) is a tightly regulated process that is important in the growth and development of plants. In plants there are several tissues which become functional after undergoing PCD. Which of the following cells/tissues represent “functional corpses” arising due to PCD in plants?
(i) Cork cells in bark.
(ii) Sieve elements of phloem.
(iii) Companion cells of phloem.
(iv) Tracheary elements of xylem.
(A) (i) and (ii) only. (B) (ii), (iii) and (iv) 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.

Name the tissue in plants that is involved in the transportation of food (Xylem/ Phloem).

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Highest concentration of auxin exists

The correct option is B in growing tips of plants Auxins are found in growing regions.

The correct option is B in growing tips of plants
Auxins are found in growing regions.