Air around Us Test

Result

Air around Us Test - 3

Score
-
out of -
Rank
-
out of -

TIME Taken - -

SHARING IS CARING

If our Website helped you a little, then kindly spread our voice using Social Networks. Spread our word to your readers, friends, teachers, students & all those close ones who deserve to know what you know now.

Weekly Quiz Competition

Question 1
1 / -0

The blanket of gases that surrounds the earth is called __________.

A
air

B
atmosphere

C
lithosphere

D
biospehere

Solution

The blanket of gases that surrounds the earth is called atmosphere.
Question 2
1 / -0

What is not true about air?

A
It makes the windmill rotate.

B
It helps in the movements of aeroplanes

C
Birds can fly due to presence of air.

D
It has no role in water cycle.

Solution

It has no role in water cycle.
Question 3
1 / -0

Identify the gas "Odourless, Colourless, Heavier than air, supports combustion"

A
Nitrogen

B
Oxygen

C
Carbon Dioxide

D
Water vapours

Solution

Oxygen gas "Odourless, Colourless, Heavier than air, supports combustion"
Question 4
1 / -0

Which of the following statements is incorrect?

A
All living things require air to breathe.

B
We can feel air but we cannot see it.

C
Moving air makes it possible to fly a kite.

D
Air is present everywhere but not in soil.

Solution

Air is present everywhere but not in soil.
Question 5
1 / -0

Directions For Questions

Boojho took an empty plastic bottle, turned it upside down and dipped its open mouth into a bucket filled with water. He then tilted the bottle slightly and made the following observations.

(i) Bubbles of air came out from the bottle.

(ii) Some water entered the bottle.

(iii) Nitrogen gas came out in the form of bubbles and oxygen got dissolved in water.

(iv) No bubbles formed, only water entered the bottle.

...view full instructions

Which observations is/are correct?

A
(i) and (ii)

B
(iv) only

C
(iii) and (iv)

D
(i) only
Question 6
1 / -0

A gas is colourless, odourless, heavier than air and extinguishes fire. Name the gas?

A
Nitrogen

B
Carbon Dioxide

C
Hydrogen

D
Oxygen

Solution

Carbon Dioxide is colourless, odourless, heavier than air and extinguishes fire.
Question 7
1 / -0

Which one of the following has the major part in air?

A
Nitrogen

B
Oxygen

C
Carbon Dioxide

D
Helium

Solution

Nitrogen has the major part in air
Question 8
1 / -0

Removal of water from plant bodies in the form of vapours is called__________?

A
Photosynthesis

B
Respiration

C
Respiration

D
condensation

Solution

Removal of water from plant bodies in the form of vapours is called Transpiration.
Question 9
1 / -0

Clothes dry faster when there is ______ water vapour in air.

A
less

B
more

C
either less or more

D
none of these

Solution

Clothes dry faster when there is less water vapour in air.
Question 10
1 / -0

Wind does not help in the movement of which of the following?

A
Firki

B
Weather cock

C
Ceiling fan

D
Sailing yacht

Solution

Wind does not help in the movement of Ceiling fan.
Question 11
1 / -0

Mountaineers carry oxygen cylinders with them because?

A
there is no oxygen on high mountains.

B
there is deficiency of oxygen on mountains at high altitude.

C
oxygen is used for cooking.

D
oxygen keeps them warm at low temperature.

Solution

Mountaineers carry oxygen cylinders with them because there is deficiency of oxygen on mountains at high altitude.
Question 12
1 / -0

Which one of the following statement is TRUE?

A
Air is opaque.

B
Air is made of one substance only.

C
Air contains water vapour.

D
Air contains large amount of inert gases.

Solution

Air contains water vapour.
Question 13
1 / -0

Which gas present in atmosphere allows substances to burn?

A
Nitrogen

B
Carbon Dioxide

C
Oxygen

D
Oxygen

Solution

Oxygen gas present in atmosphere allows substances to burn.
Question 14
1 / -0

Hot air balloon rises up in the air because?

A
hot air is heavier than cold air

B
hot air is lighter than cold air

C
hot air does not play any role in rising up the balloon.

D
hot air contains water vapours which push up the balloon.

Solution

Hot air balloon rises up in the air because hot air is lighter than cold air.
Question 15
1 / -0

Which gas is produced by plants during photosynthesis?

A
Nitrogen

B
Carbon Dioxide

C
Hydrogen

D
Oxygen

Solution

Oxygen gas is produced by plants during photosynthesis.

User

Question Analysis

Correct -
Wrong -
Skipped -

My Perfomance

Score
-
out of -
Rank
-
out of -

Re-Attempt Weekly Quiz Competition

Air around Us Test - 3

Result

Air around Us Test - 3

Score

-

Rank

-

SHARING IS CARING

Question 1

air

atmosphere

lithosphere

biospehere

Solution

Question 2

It makes the windmill rotate.

It helps in the movements of aeroplanes

Birds can fly due to presence of air.

It has no role in water cycle.

Solution

Question 3

Nitrogen

Oxygen

Carbon Dioxide

Water vapours

Solution

Question 4

All living things require air to breathe.

We can feel air but we cannot see it.

Moving air makes it possible to fly a kite.

Air is present everywhere but not in soil.

Solution

Question 5

(i) and (ii)

(iv) only

(iii) and (iv)

(i) only

Question 6

Nitrogen

Carbon Dioxide

Hydrogen

Oxygen

Solution

Question 7

Nitrogen

Oxygen

Carbon Dioxide

Helium

Solution

Question 8

Photosynthesis

Respiration

Respiration

condensation

Solution

Question 9

less

more

either less or more

none of these

Solution

Question 10

Firki

Weather cock

Ceiling fan

Sailing yacht

Solution

Question 11

there is no oxygen on high mountains.

there is deficiency of oxygen on mountains at high altitude.

oxygen is used for cooking.

oxygen keeps them warm at low temperature.

Solution

Question 12

Air is opaque.

Air is made of one substance only.

Air contains water vapour.

Air contains large amount of inert gases.

Solution

Question 13