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प्रश्न
Name the following:
The wax-like layer on the epidermis of leaves which reduces transpiration.
Name the following:
A waxy layer on the upper epidermis of leaves meant to reduce Transpiration.
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उत्तर
Cuticle
संबंधित प्रश्न
Active Transport and Diffusion [Significance in plants]
Lenticels or stomata (Which one remains open always ?)
How water absorbed by the roots is important for the plants?
Active transport is one in which the ions outside the roots are ___________.
Active transport is in a direction ______ to that of diffusion.
Identify the INCORRECT statement from the following.
In a passive transport across a membrane, when two different molecules move in opposite direction and independent of each other, it is called as ______.
What is Active transport?
Active transport is one in which the ions outside the roots move in by utilising ______.
Three cylinders of potato were carefully dried on blotting paper and weighed. Each piece weighed 3 grams. Each one was placed in the beaker as shown below:
Answer the following questions:
- After 48 hours, which potato cylinder would be the heaviest?
- The movement of which substance is mainly responsible for the weight change in the potato cylinders?
- Name and define the process which is responsible for the movement of the substance mentioned in answer (b).
- Write specific names of the processes which occur in beakers B and C. [kinds of processes defined in answer (c)].
- Would there be any difference in the weight of the potato cylinder in beaker A after 48 hours? Give reason.
