PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoHow does the cork act as a protective tissue?
a. Cork have a substance called suberin in their walls that makes them impervious to gases and water.
b. Cells of cork are living, loosely arranged and have no intercellular spaces. It forms bark of the tree.
c. Cork protects plants from the mechanical injury, extreme temperature, parasites and other harmful microorganisms.
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