Question

Fill in the blanks

i. The process involved in the absorption of minerals by plant roots is called......
ii. Stomata are more abundant on the .....
Surface of the leaf.
i. Water and minerals flow from one .....
to another through pits.
2. Name the following:

i. Small openings in the old stems and twigs...
ii. The pressure which develops in roots due to the continuous Intlow of water.....
iii. The condition caused in plants due to the deficiency of iron,

3. Give one function of the following:
Sieve Tubes cuticle

4. Answer the following questions:
i. What would happen if the rate of transpiration is more than the water absorbed by the roots?
ii. How does the cell wall of root hair differ from its cell membrane in permeability?​

Answer 1

Answer:

Geotropism is the growth of a plant or immovable animal in response to the force of gravity. An example of geotropism is the roots of a plant growing down into the ground. The growth of a plant toward a light stimulus is called phototropism - photo means light. Sunflower is a highly phototropic plant.