In plants, the tonoplast facilitates the transport of a number of ions and other materials

against concentration gradient into vacuole

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along concentration gradient into vacuole

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along concentration gradient into gas vacuole

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against concentration gradient into contractile vacuole

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Solution

The correct option is A against concentration gradient into vacuole
Plant cells do not contain gas and contractile vacuoles. The movement of molecules across tonoplast is always against concentration gradient and requires energy.

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Similar questions

Q. In plants, the tonoplast facilitates the transport of a number of ions and other materials

Q. Transport of food and other materials from one place to another in higher plants is known as

Q. (a) Why is transport of materials necessary in an organism (plant or animal)?
(b) What is the need of special tissues or organs for transport of substances in plants and animals?
(c) How are water and minerals transported in plants?
(d) How is food transported in plants?

The method of transport of materials in single-celled and simple multicellular plants is

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

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In plants, the tonoplast facilitates the transport of a number of ions and other materials

The correct option is A against concentration gradient into vacuolePlant cells do not contain gas and contractile vacuoles. The movement of molecules across tonoplast is always against concentration gradient and requires energy.

The correct option is A against concentration gradient into vacuole
Plant cells do not contain gas and contractile vacuoles. The movement of molecules across tonoplast is always against concentration gradient and requires energy.