NCERT Solutions Class 6th Science Chapter – 11 Air Around Us Question & Answer

NCERT Solutions Class 6th Science Chapter - 11 Air Around Us Question & Answer
Last Doubt

NCERT Solutions Class 6th Science Chapter – 11 Air Around Us

TextbookNCERT
Class 6th
Subject Science
Chapter11th
Chapter Name Air Around Us
Category Question & Answer
Medium English
SourceLast Doubt
NCERT Solutions Class 6th Science Chapter – 11 Air Around Us Question & Answer In this Chapter We Will read about Wind, Air, Properties of air, Smoke, Weathercock, Composition of Air, Water vapours, Dust particles, Nitrogen, Carbon and dioxide etc. and More much. you have provided easy notes which use in your study make progress in education.

NCERT Solutions Class 6th Science Chapter – 11 Air Around Us

Chapter – 11

Air Around Us

Question & Answer

Q. 1. What is the composition of air?
Answer – Air is mixture of nitrogen, oxygen, carbon dioxide, water vapour and a few other gases. Some dust particles may also be present in it.
Q. 2. Which gas in the atmosphere is essential for respiration?
Answer – Oxygen.
Q. 3. How will you prove that air supports burning?
Answer – Take a small burning candle. Cover the burning candle with a glass jar. After few minutes the candle is extinguished. As the supply of air is stopped due to glass jar the burning of candle is also stopped. This experiment proves that air supports burning.
Q. 4. How will you show that air is dissolved in water?
Answer – Take some water in a glass vessel or beaker. Heat it slowly on a tripod stand. Before the water begins to boil, look carefully at the inner surface of the vessel. You will see tiny bubbles on the inside. On heating, air dissolved in water escapes in the form of these bubbles.
Q. 5. Why does a lump of cotton wool shrink in water?
Answer – Lump of cotton wool has air among gaps of cotton fibres. When water replaces the air from these gaps, the cotton lump becomes heavy and also shrinks due to removal of air gaps.
Q. 6. The layer of air around the earth is known as_______
Answer – Atmosphere
Q. 7. The component of air used by green plants to make their food, is_______
Answer – Carbon dioxide.
Q. 8. List five activities that are possible due to the presence of air.
Answer – The activities that are possible due to the presence of air, are:
(a) To make a simple firki
(b) To make a weather cock
(c) To breathe for survival
(d) For burning of substance
(e) For photosynthesis
Q. 9. How do plants and animals help each other in the exchange of gases in the atmosphere?
Answer – Animals and plants use oxygen from air during respiration and release carbon dioxide gas in air. But green plants also release oxygen gas by using carbon dioxide during photosynthesis. Thus, we can say that animals and plants help each other in exchange of gases.
NCERT Solutions Class 6th Science All Chapters Question & Answer
Chapter 1 – Components of Food
Chapter 2 – Sorting Materials Into Groups
Chapter 3 – Separation of Substances
Chapter 4 – Getting to Know Plants
Chapter 5 – Body Movements
Chapter 6 – The Living Organisms Characteristics and Habitats
Chapter 7 – Motion and Measurement of Distances
Chapter 8 – Light Shadows and Reflection
Chapter 9 – Electricity and Circuits
Chapter 10 – Fun with Magnets
Chapter 11 – Air Around Us
NCERT Solutions Class 6th Science All Chapters Notes
Chapter 1 – Components of Food
Chapter 2 – Sorting Materials Into Groups
Chapter 3 – Separation of Substances
Chapter 4 – Getting to Know Plants
Chapter 5 – Body Movements
Chapter 6 – The Living Organisms Characteristics and Habitats
Chapter 7 – Motion and Measurement of Distances
Chapter 8 – Light Shadows and Reflection
Chapter 9 – Electricity and Circuits
Chapter 10 – Fun with Magnets
Chapter 11 – Air Around Us
NCERT Solution Class 6th Science All Chapter’s MCQ
Chapter 1 – Components of Food
Chapter 2 – Sorting Materials Into Groups
Chapter 3 – Separation of Substances
Chapter 4 – Getting to Know Plants
Chapter 5 – Body Movements
Chapter 6 – The Living Organisms Characteristics and Habitats
Chapter 7 – Motion and Measurement of Distances
Chapter 8 – Light Shadows and Reflection
Chapter 9 – Electricity and Circuits
Chapter 10 – Fun with Magnets
Chapter 11 – Air Around Us

You Can Join Our Social Account

YoutubeClick here
FacebookClick here
InstagramClick here
TwitterClick here
LinkedinClick here
TelegramClick here
WebsiteClick here