Question

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Answer 1

Answer:

2. a) Apical meristem

b) Lateral meristem or cambium

3. Areolar: They are found between skin and muscles, around blood vessels, nerves, fill space inside organs. 1)It act as supporting and packing tissue between organs lying in body cavity. 2)it helps in repair of tissue after an injury. 3)It fixes skin to underlying muscles.

4. Polyatomic ions are ions which consist of more than one atom. For example, nitrate ion, NO3-, contains one nitrogen atom and three oxygen atoms. The atoms in a polyatomic ion are usually covalently bonded to one another, and therefore stay together as a single, charged unit.

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Answer 2

Answer:

2. a) Meristematic tissue which increases length of the shoot and root of a plant is APICAL MERISTEMATIC TISSUE.

2.b) Meristematic tissue which increases the girth of a plant is LATERAL MERISTEMATIC TISSUE or CAMBIUM.

3. Function of AREOLAR CONNECTIVE TISSUE is that It supports internal organs of the body and helps in repair of tissues.

4. A group of atoms carrying a charge is known as polyatomic ion.

Ex: Ammonium, Hydrogen carbonate, Phosphate, etc.

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