Assessment Zone

Author:Natasha Mehta

Natasha Mehta Science Solutions for Exercise - Assessment Zone

Simple step-by-step solutions to Assessment Zone questions of Air and Water from REVISED LONGMAN ACTIVE SCIENCE.. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from Assessment Zone with Hints & Solutions

EASY
5th CBSE
IMPORTANT
REVISED LONGMAN ACTIVE SCIENCE.>Chapter 4 - Air and Water>Assessment Zone>Q 4

Define chlorination.

EASY
5th CBSE
IMPORTANT
REVISED LONGMAN ACTIVE SCIENCE.>Chapter 4 - Air and Water>Assessment Zone>Q 5

What is atmosphere? How many layers does atmosphere have? Name them.

HARD
5th CBSE
IMPORTANT
REVISED LONGMAN ACTIVE SCIENCE.>Chapter 4 - Air and Water>Assessment Zone>Q 1

Explain the process of distillation with the help of a diagram.

HARD
5th CBSE
IMPORTANT
REVISED LONGMAN ACTIVE SCIENCE.>Chapter 4 - Air and Water>Assessment Zone>Q 2

Describe the water purification process at a water treatment plant.

MEDIUM
5th CBSE
IMPORTANT
REVISED LONGMAN ACTIVE SCIENCE.>Chapter 4 - Air and Water>Assessment Zone>Q 3

Differentiate between sedimentation and decantation.

MEDIUM
5th CBSE
IMPORTANT
REVISED LONGMAN ACTIVE SCIENCE.>Chapter 4 - Air and Water>Assessment Zone>Q 3

Differentiate between troposphere and stratosphere.

MEDIUM
5th CBSE
IMPORTANT
REVISED LONGMAN ACTIVE SCIENCE.>Chapter 4 - Air and Water>Assessment Zone>Q 4

What is the difference between soluble and insoluble impurities? Name the methods used to seperate them from water.

HARD
5th CBSE
IMPORTANT
REVISED LONGMAN ACTIVE SCIENCE.>Chapter 4 - Air and Water>Assessment Zone>Q 5

Describe an activity to demonstrate that air exerts pressure. Draw a well labelled diagram.