Tag: effects and conservation of water pollution

Questions Related to effects and conservation of water pollution

Particulate pollutants are created by:

  1. industrial pollution

  2. water pollution

  3. global warming

  4. none of the above


Correct Option: A
Explanation:

Particulates pollutants are the minute solid particles or liquid droplets in air. These are present in vehicle emissions, smoke particles from fires, dust particles and ash from industries.

Industrialisation resulted in loss of what percentage of forests?

  1. 9.3%

  2. 3.9%

  3. 19.3%

  4. 13.9%


Correct Option: A
Explanation:

Due to industrialization which is a human activity $9.3$% of the forest is lost. In order to build new industries, flats, houses; trees are cut, thousands in numbers due to which there is a loss of forest.

Jaundice, diarrhoea etc., are caused due to the consumption of impure water.

  1. True

  2. False


Correct Option: A
Explanation:

Impure water contains lots of germs or bacteria. Waterborne diseases are caused by drinking contaminated or dirty water. Contaminated water can cause many types of diarrhea diseases, including cholera, and other serious illness such as gulnea worm diseases, typhoid, and dysentery.

Acid rain is the outcome of ________

  1. Land pollution

  2. Industrial pollution

  3. water pollution

  4. none of the above


Correct Option: B
Explanation:

Acid rain refers to a mixture of deposited material, both wet and dry, coming from the atmosphere containing more than normal amounts of nitric and sulfuric acids. Simply put, it means rain that is acidic in nature due to the presence of certain pollutants in the air due to cars and industrial processes. 

Sewage is waste water released by:

  1. homes

  2. industries, hospitals

  3. offices and other users

  4. all of the above


Correct Option: D
Explanation:

Sewage in wastewater is released by homes, factories, industries, hospitals, offices, and other uses. These mainly occur in developing countries where people don't have access to sanitary conditions and clean water. Untreated sewage can contaminate the environment and cause disease such as diarrhoea. 

Distilled water is clean and pure water, but unfit for human consumption.

  1. True

  2. False


Correct Option: A
Explanation:

Drinking distilled water robs your body of its natural source for many minerals essential to good health. This results in a mineral loss in the body with increase your risk for osteoporosis, hypertension, osteoarthritis etc.

500 ml of a sample COD of water required 19.6 mg of $ K _2Cr _2O _7 $ of water sample is

  1. 9 PPM

  2. 8PPM

  3. 16.8 PPM

  4. 10 PPM


Correct Option: B