Subject Experts Solutions for Exercise 1: THINK AND ANSWER

Author:Subject Experts

Subject Experts Science Solutions for Exercise - Subject Experts Solutions for Exercise 1: THINK AND ANSWER

Attempt the free practice questions from Exercise 1: THINK AND ANSWER with hints and solutions to strengthen your understanding. SIMPLE SCIENCE solutions are prepared by Experienced Embibe Experts.

Questions from Subject Experts Solutions for Exercise 1: THINK AND ANSWER with Hints & Solutions

EASY
2nd CBSE
IMPORTANT
SIMPLE SCIENCE>Chapter 7 - Air>THINK AND ANSWER>Q B

We cannot see or touch air.

EASY
2nd CBSE
IMPORTANT
SIMPLE SCIENCE>Chapter 7 - Air>THINK AND ANSWER>Q B

Smoke, germs, and dust keep the air clean.

EASY
2nd CBSE
IMPORTANT
SIMPLE SCIENCE>Chapter 7 - Air>THINK AND ANSWER>Q B

Germs can make us sick.

EASY
2nd CBSE
IMPORTANT
SIMPLE SCIENCE>Chapter 7 - Air>THINK AND ANSWER>Q B

Plants keep the air impure.

EASY
2nd CBSE
IMPORTANT
SIMPLE SCIENCE>Chapter 7 - Air>THINK AND ANSWER>Q C

Fill in the blank with a suitable word:

When we dry clothes, water in the clothes becomes _____ (Water vapour/dust) and mixes with the air. 

EASY
2nd CBSE
IMPORTANT
SIMPLE SCIENCE>Chapter 7 - Air>THINK AND ANSWER>Q C

Fill in the blank with an appropriate word from the given options.

_____ from factories mixes with air and makes it unclean. (Smoke/Water vapour)

EASY
2nd CBSE
IMPORTANT
SIMPLE SCIENCE>Chapter 7 - Air>THINK AND ANSWER>Q C

Fill in the blank with a suitable word:

_____ (Germs/Carbohydrates/Vitamins) can enter our body and make us ill.

EASY
2nd CBSE
IMPORTANT
SIMPLE SCIENCE>Chapter 7 - Air>THINK AND ANSWER>Q C

Fill in the blank.

_____ make the air clean and fresh. (Plants/Animals)