Dhiren M Doshi Solutions for Chapter: Air Around Us, Exercise 3: EXERCISES
Dhiren M Doshi Science Solutions for Exercise - Dhiren M Doshi Solutions for Chapter: Air Around Us, Exercise 3: EXERCISES
Attempt the free practice questions on Chapter 15: Air Around Us, Exercise 3: EXERCISES with hints and solutions to strengthen your understanding. Science Today solutions are prepared by Experienced Embibe Experts.
Questions from Dhiren M Doshi Solutions for Chapter: Air Around Us, Exercise 3: EXERCISES with Hints & Solutions
Why should we breathe only through nose and not through the mouth?

Explain why earthworms come out of the soil only during heavy rain?

Which of the following is found in traces in the atmosphere?

Choose the odd one. Give the reason for your choice.

Why is nitrogen needed by the living organisms?

When an empty glass bottle is inverted into a vessel containing water, the water does not enter the glass bottle. Why? Explain.

How do plants and animals maintain the balance of oxygen and carbon dioxide in the nature?

How will you show that air is dissolved in water?
