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A student of standard IX gave the functi...

A student of standard IX gave the functions of the following cells/tissues wrongly. Correct these answer
(a) Muscle cells : Carry messages
(b) Vascular tissues in plants : transport oxygen , food, hormones and waste material.
(c) Nerve cells : Contract and relax to cause movement
(d) Blood : Conduct water, mineral and organic solutes from one part of the organism to other parts.

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(a) Mucles cells : Contract and relax to cause movement.
(b) Vascular tissue in plants : Conduct water, mineral and organic solutes from one part of the organism other parts.
(c) Nerve cells : Carry messages.
(d) Blood : Transport oxygen , food hormones and waster materials.
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A student of standard IX gave the functions of the following cells/tissues wrongly. Correct these answers: Muscle cells: Carry messages

A student of standard IX gave the functions of the following cells/tissues wrongly. Correct these answers: Nerve cells: Contract and relax to cause movement.

A student of standard IX gave the functions of the following cells/tissues wrongly. Correct these answers: Vascular tissues in plants : Transport oxygen, food, hormones and waste material.

A student of standard IX gave the functions of the following cells/tissues wrongly. Correct these answers: Blood: Conduct water, mineral and organic solutes from one part of the organism to other parts.

Which of the following statements is/are not incorrect? (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.

(a) Why is transport of materials necessary in an organism (plant or animals) ? (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 ?

Find the incorrect statements from the followings :- (A) All living phenomena are due to underlying interactions (B) Properties of tissues arise as a result of interactions among the constituent cells (C) Properties of cellular organelles arise as a result of molecular components of them, not by their interactions (D) All living organisms of present, past and future are linked to one another by sharing of equal common genetic material