Anita Sood, Anupama Bhandari, Madhabi Bose and, Shelly Wadhwa Solutions for Exercise 4: ASSESSMENT ZONE

Author:Anita Sood, Anupama Bhandari, Madhabi Bose & Shelly Wadhwa

Anita Sood Science Solutions for Exercise - Anita Sood, Anupama Bhandari, Madhabi Bose and, Shelly Wadhwa Solutions for Exercise 4: ASSESSMENT ZONE

Attempt the free practice questions from Exercise 4: ASSESSMENT ZONE with hints and solutions to strengthen your understanding. Expanded Universal Science 7 solutions are prepared by Experienced Embibe Experts.

Questions from Anita Sood, Anupama Bhandari, Madhabi Bose and, Shelly Wadhwa Solutions for Exercise 4: ASSESSMENT ZONE with Hints & Solutions

MEDIUM
7th CBSE
IMPORTANT

Complete the given crossword.

Across

1. another name of water cycle.

3. makes up 98% of the fresh water on the planet.

5. process of removal of salt from sea water.

6. resources that do not get depleted with constant use

Down

2. setting up of new factories and industries.

4. process of seeping of water under the ground.

 

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EASY
7th CBSE
IMPORTANT

Calcium and magnesium sulphates cause _____ hardness in water.

EASY
7th CBSE
IMPORTANT

Water that collects on the surface of earth is called_____.

EASY
7th CBSE
IMPORTANT

The purest form of water is_____.

EASY
7th CBSE
IMPORTANT

_____ hardness can be removed on boiling.

EASY
7th CBSE
IMPORTANT

The water cycle is also known as the _____ (geological/ hydrological/ metallic) cycle.

MEDIUM
7th CBSE
IMPORTANT

Suggest two ways by which one can save water in daily life.

EASY
7th CBSE
IMPORTANT

Write short note on:- Rainwater