CBSE Class 9 Answered
how does the cork act as the protective tissues?
Asked by sneha.saurav20 | 14 Jul, 2015, 07:42: PM
Expert Answer
- Cork is a several layered thick tissue present on the outer side of the secondary meristem.
- Its cells are dead and compactly arranged without intercellular spaces.
- They have a deposition of a chemical called suberin in their walls which makes them impervious to gases and water.
- This structural characteristic helps the cork tissue to protect and prevent itself from infection and mechanical injury.
- It also prevents desiccation under adverse environmental conditions by preventing loss of water from the plant body.
Answered by Sheetal Kolte | 15 Jul, 2015, 09:21: AM
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