How do roots absorb water from the soil?

Important Questions on Transport and Excretion

MEDIUM

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 10 - Transport and Excretion>Exercises>Q C

What are nephrons? How do they help in the excretion of waste?

HARD

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 10 - Transport and Excretion>Exercises>Q C

What is dialysis? How is it carried out?

EASY

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 10 - Transport and Excretion>Exercises>Q D

Food is carried from the leaves by pipes formed by _____ tissue.

EASY

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 10 - Transport and Excretion>Exercises>Q D

The solution of water and minerals that moves upwards from the root is called _____.

EASY

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 10 - Transport and Excretion>Exercises>Q D

The rhythmic contraction and relaxation of the heart is called _____.

EASY

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 10 - Transport and Excretion>Exercises>Q D

A membrane that allows some substances to pass through but not others is called _____. (semi transparent/semipermeable)

EASY

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 10 - Transport and Excretion>Exercises>Q D

Stomata are present mostly on the _____ surface of leaves.

EASY

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 10 - Transport and Excretion>Exercises>Q E

The process by which a plant loses water through the stomata is called