Jammu and Kashmir Board Solutions for Chapter: Water, Exercise 6: EXERCISES

Author:Jammu and Kashmir Board

Jammu and Kashmir Board Science Solutions for Exercise - Jammu and Kashmir Board Solutions for Chapter: Water, Exercise 6: EXERCISES

Attempt the free practice questions on Chapter 16: Water, Exercise 6: EXERCISES with hints and solutions to strengthen your understanding. SCIENCE A TEXTBOOK FOR CLASS 7 solutions are prepared by Experienced Embibe Experts.

Questions from Jammu and Kashmir Board Solutions for Chapter: Water, Exercise 6: EXERCISES with Hints & Solutions

MEDIUM
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 16 - Water>EXERCISES>Q I

Name a liquid which is heavier than water?

EASY
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 16 - Water>EXERCISES>Q II)

The human body has about 70% of water by_____. (volume/ weight)

EASY
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 16 - Water>EXERCISES>Q II)

Removing the dissolved salts from saline water is called _____.

EASY
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 16 - Water>EXERCISES>Q II)

The process of using electricity to split water molecules is called _____. (electrolysis / hydrolysis)

EASY
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 16 - Water>EXERCISES>Q II)

The _____ of liquid water is 1g/cc.

EASY
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 16 - Water>EXERCISES>Q III)

During the summer, the amount of oxygen dissolved in water is increased and fish die.

EASY
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 16 - Water>EXERCISES>Q III)

Pure water tastes sweet.

HARD
7th Jammu and Kashmir Board
IMPORTANT
SCIENCE A TEXTBOOK FOR CLASS 7>Chapter 16 - Water>EXERCISES>Q IV

What is salinity? Describe the process of desalination.