Tag: threats to water resource

Questions Related to threats to water resource

What is the full form of LPG?

  1. Liquid plain gas

  2. Liquefied petroleum gas

  3. Light petrol gas

  4. Liquefied plain gas


Correct Option: B
Explanation:

LPG or Liquefied Petroleum Gas is basically used in households as a fuel for cooking.

Which place in India suffer from heaviest air pollution due to dust and smoke of the factories?

  1. Mumbai

  2. Delhi

  3. Kanpur

  4. Allahabad


Correct Option: C

The pollutants that are emitted directly from the sources and are found in the atmosphere in the form in which they are emitted are known as______________.

  1. primary pollutants

  2. secondary pollutants

  3. tertiary pollutants

  4. none of the above


Correct Option: A

According to the state of matter air pollutants are classified into how many types?

  1. 2

  2. 3

  3. 4

  4. 5


Correct Option: A

Gasoline fuel, motor vehicles fuels, burning of wood and coal, solid waste disposal leads to which air pollutant?

  1. Carbon Monoxide

  2. Nitrogen Oxides

  3. Sulphur Oxides

  4. Hydrocarbons


Correct Option: A

In terms of pollution SPM represents ___________________.

  1. Suspended Pollution Matter

  2. Suspended Particulate Matter

  3. Solid Pollution Matter

  4. Solid Particulate Matter


Correct Option: B

Red Sea is located in Indian Ocean. What is its total area?

  1. 438,000 sq. km

  2. 218,000 sq. km

  3. 348,000 sq. km

  4. 638,000 sq. km


Correct Option: A
Explanation:
438,000 kmĀ²
The Red Sea has a surface area of roughly 438,000 km2 (169,100 mi2), is about 2250 km (1398 mi) long and, at its widest point, 355 km (220.6 mi) wide.

In sampling investigation, to arrive at valid conclusions, we may study?

  1. Only a very small unit of a population

  2. All the units of the population

  3. Representative units of the population

  4. None of these


Correct Option: C

Best management practices for water pollution include approaches to reduce the quantity of water use and improvement in water quality. One of the water pollution control method is:

  1. using biogas

  2. use of public transport/ CNG

  3. planting more trees

  4. treatment of industrial waste water by effluent treatment plant (ETP)


Correct Option: D
Explanation:

Wastewater effluent treatment is important way to control pollutants reaching in water bodies.

One of the measures of water pollution is the quantity of dissolved ________.

  1. Nitrogen

  2. Chlorine

  3. Oxygen

  4. Carbon dioxide


Correct Option: C
Explanation:

  • Dissolved oxygen is the amount of free oxygen present in water which is not bound to any other element.
  • If there is an increase in pollution rates dissolved oxygen rate drops drastically affecting aquatic life.