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VANSH GARG from DPSG, GHAZIABAD
Subject :NSO    Class : Class 3

Which of the following proves that soil contains air?

A When small amount of soil is heated in a container, then some water vapour is seen escaping from it.
B If we put some water in a soil sample, we could see small bubbles over the soil surface.
C Plant dies in water logged soil because its roots cannot respire as all the air in soil pores is replaced by water.
D Both B and C


d

Ans 1:

VANSH GARG from DPSG, GHAZIABAD
Class : Class 4

Ans 2:

sujan from scholars world school, hassan
Class : Class 3
D)

Ans 3:

Atri Pradhan from Oxebow English School, Gobardanga
Class : Class 3
If we in a soil sample, we would see small bubbles on the soil sample.

Ans 4:

FAIZA AMIN from SAINT XAINS INTERNATIONAL SCHOOL ANANTNAG, ANANTNAG
Class : Class 3
D

Ans 5:

Atri Pradhan from Oxebow English School, Gobardanga
Class : Class 3
when we put some water in a soil surface, we cold see small bubbles on the soil surface.

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