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Arsh01
@arsh01
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Joined: Dec 24, 2020
Last seen: Jan 25, 2021
Topics: 0 / Replies: 2028
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Answer to: Give four differences between bone and cartilage.

Bone 1. Hard and non-flexible. 2. Porous 3. Blood vessels present. 4. Matrix made up of protein and mineral salts. Cartilage 1. Flexible n...

5 years ago
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Answer to: Give the functions of cartilage.

(i) It provides support and flexibility to the body parts. (ii) It smoothens surface at joints.

5 years ago
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Answer to: Give the functions of bone.

The functions of bone are: (i) It provides shape to the body. (ii) It provides skeletal support to the body. (iii) It anchors the muscles. ...

5 years ago
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Answer to: What are the functions of cuboidal epithelium?

It helps in absorption, excretion, secretion, it also provides mechanical support.

5 years ago
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Answer to: What are guard cells?

Each stomata is bounded by a pair of specialised kidney-shaped epidermal cells called guard cells.

5 years ago
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Answer to: What are tracheids?

They are elongated cells with tapering ends.

5 years ago
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Answer to: What are the various types of blood cells?

There are three types: (a) RBC’s (b) WBC’s and (c) Platelets.

5 years ago
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5 years ago
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Answer to: Where is apical tissue found?

Present at the tips of roots and stems.

5 years ago
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Answer to: Name the three types of meristematic tissues.

The three types are: (a) Apical tissue- tips of root and shoot (b) Lateral tissue- sides of stem (c) Intercalary tissue- at nodes

5 years ago
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Answer to: What is differentiation?

The process of taking up a permanent shape, size and function by cells is called differentiation.

5 years ago
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Answer to: Name the two types of plant tissue.

Meristematic tissue and permanent tissue.

5 years ago
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Answer to: Name the two types of tissues.

Plant tissues and animal tissues.

5 years ago
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Answer to: What is the utility of tissues in multicellular organisms?

It helps in growth, organisation of different organs and performing functions.

5 years ago
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Answer to: Define aerenchyma.

When the cells have air-filled large cavities of parenchyma, it is called aerenchyma. Aerenchyma helps aquatic plants in floating.

5 years ago
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Answer to: What are the constituents of phloem?

Phloem constitutes the sieve tubes, companion cell, phloem parenchyma and phloem fibres.

5 years ago
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