Water Pollution

Water Pollution
Acids and alkalies collectively, change ‘pH’ value of
Water
Liquids
Air
Solids
Author: rikazzz Comment
Water Pollution
Preliminary treatment reduces solids, ranges from
20-70%
20-40%
50-69%
20-90%
Author: rikazzz Comment
Water Pollution
Heated water has a harmful effects on
Marine life
Land animals
Birds
Seashore birds
Author: rikazzz Comment
Water Pollution
Low ‘pH’ of a sewage indicates its
Septic Conditions
Decomposition
Inorganic solids
Organic matters
Author: rikazzz Comment
Water Pollution
A radiation dose can cause:
Nausea and vomiting
Heart disease
Arthritis
All of above
Author: rikazzz Comment
Water Pollution
Fats, greases and oils are soluble in
Ether
Parafins
CO
NOX
Author: rikazzz Comment
Water Pollution
‘COD’ test is carried out to determine pollutional strength of
Sewage
water
Fresh water
Marine Water
Author: rikazzz Comment
Water Pollution
Chlorides are mineral salts, and cannot be affected by
Chemical Actions
Biological Action
Temperature
Turbidity
Author: rikazzz Comment
Water Pollution
Radioactive contamination also known as:
Radiological anatomy
Radiological contamination
Radiological imagining
Radiological assistant
Author: rikazzz Comment
Water Pollution
Solids which remain dissolved in sewage is known as
Settaleable Solids
Colloidal Solids
Suspended solids
Dissolved Solids
Author: rikazzz Comment

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