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NEET 2020 Revision Quiz: Cell :Transport in Plants-01

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Question 1

Which of the following criteria does not pertain to facilitated transport?

Question 2

Which one of the following is correctly matched?

Question 3

Movement of gases in and out of the plants occurs through

Question 4

Select the incorrect statement w.r.t. transport in plants

Question 5

Assertion : Capillary water is not readily available to the plants as it lies below the level of roots.
Reason :Gravitational water constitutes the only water available to the plants.

Question 6

Multi-directional flow of variety of organic and inorganic solutes occurs through

Question 7

Guard cells are responsible for

Question 8

Stomatal movements are influenced by a number of environmental factors. Which of the following statements is/are incorrect regarding this?
(i) Blue light keeps stomata open during the day promoting the movement of K⁺ ions into guard cells.
(ii) Increases CO₂ concentration reduces the pH of guard cells which promotes conversion of sugar into starch, ultimately causing closure of stomata.
(iii) Abscisic acid, under stress conditions, causes rapid movement of K⁺ iond into guard cells.
(iv) Highly concentrated sucrose or salt solution when applied over to stomata, results in stomatal opening.

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Dec 6NEET & AIIMS