Specific ions are acquired by root hairs by the process of:

Simple diffusion

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Osmosis

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Active transport

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Facilitated diffusion

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Solution

The correct option is C
Active transport

Most minerals must enter the root by active absorption into the cytoplasm of epidermal cells. This is because they have to move against their concentration gradient.

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Small amounts of monosaccharides like glucose, amino acids and some of electrolytes like chloride ions are absorbed by (i). However, some of the substances like fructose and some amino acids are absorbed by the mechanism called (ii). Various nutrients like amino acids and electrolytes like Na+ are absorbed into the blood by (iii).

a) i) facilitated transport ii) active transport iii) simple diffusion

b) i) simple diffusion ii) facilitated transport iii) active transport

c) i) active transport ii) facilitated transport iii) simple diffusion

d) i) simple diffusion ii) active transport iii) facilitated transport

The following list indicates certain molecules/ions and their mechanism of transport across the cell membrane. Determine the correct pair(s) from the list.

I. Diffusion - $N a^{+}$

II. Active transport - Amino acids

III. Osmosis - Water

IV. Facilitated diffusion - Glucose

Q. Assertion :Diffusion is a passive type of transport. Reason: Osmosis is an active process of membrane transport.

Q. Properties related to facilitated diffusion and active transport but not to simple diffusion, are
A. Require special membrane proteins
B. Highly selective
C. Saturation
D. Response to protein inhibitors

What characteristics are shared by simple diffusion and facilitated diffusion?

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Specific ions are acquired by root hairs by the process of:

The correct option is C Active transport Most minerals must enter the root by active absorption into the cytoplasm of epidermal cells. This is because they have to move against their concentration gradient.

The correct option is C
Active transport

Most minerals must enter the root by active absorption into the cytoplasm of epidermal cells. This is because they have to move against their concentration gradient.