Sclerenchyma
Sclerenchyma
Tissues are the group of cells that perform a particular function. In plants there are present two type of tissues : Meristametic tissues and permanent tissues. Sclerenchyma is a type of simple permanent tissue.
Sclerenchyma:
The tissue is composed of long, narrow cells whose walls are evenly thickened with lignin. Lignin is a chemical that acts like cement, sticking fibres and hardening them. Sclerenchyma cells are dead. They are packed together closely and provide strength and flexibility to plant parts.
They are present in stems, veins of leaves, the hard covering of seeds and nuts, and the husk of coconut.
Which of the following are correct ? (a) Meristametic tissues and permanent tissues are present in collenchyma . (b) Sclrenchyma are packed together closely and provide strength and flexibility to plant parts. (c) Sclrenchyma are present in stems, veins of leaves, the hard covering of seeds and nuts, and the husk of coconut . | |||
| Right Option : B | |||
| View Explanation | |||
Which of the following are correct : (a) Tissues are the group of cells that perform a particular function. (b) In plants there are present two type of tissues are meristametic tissues and permanent tissues. (c) Sclerenchyma is a type of simple permanent tissue. | |||
| Right Option : D | |||
| View Explanation | |||
Which of the following are correct ? (a) Tissues are the group of cells that perform a particular function . (b) Sclerenchyma is a type of complex permanent tissue. | |||
| Right Option : A | |||
| View Explanation | |||
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10thAbhyas institute is one of the best coaching institute in the vicinity of Ambala cantt.The institute provides good and quality education to the students.The teachers are well experienced and are very helpful in solving the problems. The major advantages of the institute is extra classes for weak...
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