Question

] Short Answer Questions:
1. Why do plants need water?
2. Why are minerals important for plants?
3. What are the features of root hair that help in the absorption of water?
4. Define: (a) diffusion (b) osmosis (c) active transport
5. What is transpiration? How does the process of absorption of water by root hair depend upon
transpiration?​

Answer 1

Explanation:

1. plants must need water because it need water to prepare food for it but in some plants doesn't need water

2. plants depend on minerals from soil for its nutritional requirement

3. root hair are thin walled ,slender extension of epidermal cell

4. diffusion is process of movement of liquid without using energy

osmosis is process of movement of liquid without using energy but when it reached a equilibrium

active transport is a process of movement of liquid with utilising the energy

5. evaporation of water in plants through the leaves of stomata