Definition of Water Pollution
Trending Questions
Q. Match column I with column II and select the correct option.
| Column I | Column II |
| P. Freshwater lake | i. 30 - 35 ppt |
| Q. Sea | ii. >100 ppt |
| R. Hypersaline lagoon | iii. 5 ppt |
- P - i, Q - ii, R - iii
- P - iii, Q - i, R - ii
- P - i, Q - iii, R - ii
- P - ii, Q - iii, R - i
Q.
Which of the following is not a waterborne disease?
Cholera
Asthma
Typhoid
None of these
Q.
What are the main effects of water pollution.
Q.
Name the two main types of biological pollutants of water.
Q.
Name any two waterborne disease?
Q.
The polluted water can cause the disease of
Malari
Diarrhoea
Cancer
Heart diseases
Q. Which of the following chemical properties determine the level of pollution in water
- pH
- nutrient concentration
- dissolved oxygen concentration
- All of the above
Q. Mention any three ways by which potable water can get contaminated.
Q.
Nonpoint source pollution is harder to control than the point source water pollution.
- False
- True
Q.
What are the effects of water pollution?
Q.
The substances that pollute the water are called __________.
- Air pollutants
- Water pollutants
- Aerosols
- Chlorofluorocarbons
- Both C and D
Q. Assertion :Emphysema disease is very common in Kanpur and Kolkata. Reason: It is a disease of respiratory tract occuring due to pollution.
- Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
- Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
- Assertion is correct but Reason is incorrect.
- Both Assertion and Reason are incorrect.
Q. Which one of the following organisms is used as indicator of water quality?
- Begonia
- Chlorella
- Azospirillum
- Escherichia
Q. Minamate and itai-itai are caused by the pollution of
- Mercury and Lead
- Mercury and Cadmium
- Lead and Tin
- Lead and Strontium
Q. Do you know of any activity which may be polluting this water source?
Q.
Nonpoint source pollution is harder to control than the point source water pollution.
- True
- False
Q. Which of the following physical characteristics can be used to measure the level of water pollution
- the presence of harmful microorganisms
- All of the above
- Temperature
- Suspended particles
Q. Which of the following are the causes of water pollution ?
- Chemical pollutants
- Organic wastes
- Pathogens
- All of the above.
Q. The main cause of water pollution is
- Soap
- Industrial effluents
- Smoke
- Ammonia
Q. Water pollution refers to any type of _________ contamination that renders the water unsuable for living beings.
- Geographical
- Historical
- Aquatic
- Both A and C
Q.
When water becomes polluted, what effect does it have on the life of organisms living in it?
Q. In a polluted lake, the index of pollution is
- Frog
- Artemia
- Daphnia
- Hydrilla
Q.
Name two diseases caused by Infectious agents in polluted water.
Q. Polluted waters do not contain
- Stone fly larvae
- Sewage fungus
- Water hyacinth
- Cyanobacteria
Q. Why is improper disposal of wastes a curse to environment ?
Q. Which of the following chemical properties determine the level of pollution in water
- pH
- nutrient concentration
- dissolved oxygen concentration
- All of the above
Q. Name any two non-point sources of water pollution?
Q.
which disease is not caused by polluted water?
diarrhoea
jaundice
malaria
typhoid
Q. Water pollution is caused by which one of the following?
- Ammonia
- Phytoplankton
- Industrial effluents
- Smoke
Q. Black foot disease is due to ground water contamination of
- Arsenic
- Nitrate
- Fluoride
- Mercury
