Give percentage composition of air.

Important Questions on Air Around Us

EASY

6th CBSE

IMPORTANT

CANDID New Trends in SCIENCE 6>Chapter 15 - Air Around Us>TEST YOUR KNOWLEDGE>Q F

What is the importance of the ozone layer in the atmosphere?

EASY

6th CBSE

IMPORTANT

CANDID New Trends in SCIENCE 6>Chapter 15 - Air Around Us>TEST YOUR KNOWLEDGE>Q F

Water lily leaves have stomata on the upper surface only, give reason.

HARD

6th CBSE

IMPORTANT

CANDID New Trends in SCIENCE 6>Chapter 15 - Air Around Us>TEST YOUR KNOWLEDGE>Q F

What is oxygen cycle?

HARD

6th CBSE

IMPORTANT

CANDID New Trends in SCIENCE 6>Chapter 15 - Air Around Us>TEST YOUR KNOWLEDGE>Q F

Why do mountaineers carry oxygen cylinders when they climb up the mountains?

MEDIUM

6th CBSE

IMPORTANT

CANDID New Trends in SCIENCE 6>Chapter 15 - Air Around Us>TEST YOUR KNOWLEDGE>Q G

List a few uses of various components of air.

EASY

6th CBSE

IMPORTANT

CANDID New Trends in SCIENCE 6>Chapter 15 - Air Around Us>TEST YOUR KNOWLEDGE>Q G

Describe an activity to show the presence of water vapour in air.

EASY

6th CBSE

IMPORTANT

CANDID New Trends in SCIENCE 6>Chapter 15 - Air Around Us>TEST YOUR KNOWLEDGE>Q G

How will you prove that air supports burning?

EASY

6th CBSE

IMPORTANT

CANDID New Trends in SCIENCE 6>Chapter 15 - Air Around Us>TEST YOUR KNOWLEDGE>Q G

Explain, how is the balance of oxygen and carbon dioxide maintained in the atmosphere.