Std-6th Chapter Test Sub-science Mark-20

16 Questions | By Thakare.sandip9 | Last updated: Sep 9, 2020 | Total Attempts: 51

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Std-6th Chapter Test Sub-science Mark-20

Natural resources-Air,water&land Q. 1 a) fill in the blanks.

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1.

The layer of of ozone gas absorbs -------- rays that comes from the sun to the earth.
- A.
  
  Ultraviolet
- B.
  
  X-rays
- C.
  
  Cosmic
- D.
  
  Atmospheric
2.

Of the total water available on the earth from water from ------ Percent.
- A.
  
  0.4
- B.
  
  0.7
- C.
  
  0.1
- D.
  
  0.3
3.

Both ------ and ------ constituents are present in the soil.
- A.
  
  Biotic, abiotioc
- B.
  
  Air,water
- C.
  
  Gases,air
- D.
  
  Oxygen,nitrogen
4.

The atmosphere is the layer of------- that surrounding the earth.
- A.
  
  Water
- B.
  
  Air
- C.
  
  Gas
- D.
  
  Earth
5.

--------- layer is a protective shell of the earth.
- A.
  
  Ultraviolet
- B.
  
  Nitrogen
- C.
  
  Ozone
- D.
  
  Neon
6.

Q.2 True or false. land and soil are the same things.
- A.
  
  True
- B.
  
  False
7.

The water in the lake is called ground water.
- A.
  
  True
- B.
  
  False
8.

It takes about 1000 year to form a 25 cm thick layer of soil.
- A.
  
  True
- B.
  
  False
9.

Radon is use in decorative light.
- A.
  
  True
- B.
  
  False
10.

We also look upon this natural components is solid.liquid and gaseous form a resources.
- A.
  
  True
- B.
  
  False
11.

Q.2 b) observe the picture page no.1( text book) and answer the question. 5 where do we see the birds?
- A.
  
  In sky
- B.
  
  Water
- C.
  
  Land
- D.
  
  Tree
12.

Where is the aeroplane?
- A.
  
  Land
- B.
  
  Sky
- C.
  
  Water
- D.
  
  Earth
13.

On what is the sailboat floating?
- A.
  
  Water
- B.
  
  Sky
- C.
  
  Land
- D.
  
  Tree
14.

Where are the fish seen?
- A.
  
  Land
- B.
  
  Sky
- C.
  
  Water
- D.
  
  Air
15.

Where is the cow grassing?
- A.
  
  On ground
- B.
  
  Water
- C.
  
  Sky
- D.
  
  Tree.