HARD
7th CBSE
IMPORTANT
Earn 100

Differentiate between arteries and veins.

Important Questions on Transport of Substances in Plants and Animals
EASY
7th CBSE
IMPORTANT
How is blood purified in the kidneys?

MEDIUM
7th CBSE
IMPORTANT
Describe the vascular system in plants.

MEDIUM
7th CBSE
IMPORTANT
All living organisms need water to live. The pie charts show the approximate water content in the organisms. The blue portion represents water and the yellow portion, other matter. Study the pie charts and tick (✓) the correct answers.

How much water do most living things contain?

HARD
7th CBSE
IMPORTANT
All living organisms need water to live. The pie charts show the approximate water content in the organisms. The blue portion represents water and the yellow portion, other matter. Study the pie charts and tick (✓) the correct answers.
How much water does a banana contain?

HARD
7th CBSE
IMPORTANT
All living organisms need water to live. The pie charts show the approximate water content in the organisms. The blue portion represents water and the yellow portion, other matter. Study the pie charts and tick (✓) the correct answers.

How much water does a tomato contain?

HARD
7th CBSE
IMPORTANT
All living organisms need water to live. The pie charts show the approximate water content in the organisms. The blue portion represents water and the yellow portion, other matter. Study the pie charts and tick (✓) the correct answers.

What is more in a living thing?

MEDIUM
7th CBSE
IMPORTANT
Why are arteries thick-walled while veins are thin-walled?

MEDIUM
7th CBSE
IMPORTANT
How is xylem able to transport water from the roots to the tip of even a very tall tree?
