I. Protection of internal tissue II. Prevention of entry of any harmful organism III. Minimising surface transpiration IV. Protection against excessive heating up These are the functions of which of the following? |
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a) |
Epidermis |
b) |
Cortex |
c) |
Hypodermis |
d) |
Cuticle |
I. Protection of internal tissue II. Prevention of entry of any harmful organism III. Minimising surface transpiration IV. Protection against excessive heating up These are the functions of which of the following? |
|||||||
a) |
Epidermis |
b) |
Cortex |
c) |
Hypodermis |
d) |
Cuticle |
(a) The various function of the epidermis are (i) Protection of internal tissues (ii) Prevention of entry of harmful organisms (iii) Minimising surface transpiration by having thick cuticle (iv) Exchange of gases through stomata (v) Protection against excessive heating up and sudden changes in temperature with the help of hair (as in sunflower) |