Kerala (English Medium) Std 7 Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in

Question-1 If turbidity is visible the water is of

(A) best quality	(B)average quality
(C)low quality	(D)None of these

Std 7

Kerala (English Medium)

Practice in Related Chapters
Let Us Grow Together
When Heat Acts
Water:To Be Conserved
Health Is Wealth
The World of Sound
Motion
Secret Of Sour And Taste
When position changes
The Green Cover
Science of Vessels
Reaping Gold from Soil
Wonders of Visible Light
Acids and Alkalis
Through the Alimentary Canal
When Current Flows
For a Pollution Free Nature
For a Pollution Free Nature
Pressure in Liquids and Gases
Breath and Blood of Life
Paths of Heat Flow
Safety in food too