Environmental Studies · Geography

Water Conservation and Management

2,859 Questions

Water conservation and management questions evaluate techniques for preserving water resources, traditional harvesting methods, and modern irrigation systems. Topics include wastewater treatment, groundwater extraction, and the economic role of wetlands. These concepts are essential for environmental studies and geography exams.

Irrigation MethodsWater HarvestingWastewater ManagementHydropower PlantsWetlands ConservationUrban Water Quality

Water Conservation and Management Questions

Multiple choice

Which of the following is not a water body?

  1. Lakes and rivers

  2. Oceans

  3. Aquifers

  4. Ground water

  5. Trees

Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

'Water body' means water source, i.e. a reserve of water. Trees are not water bodies but they are a part of water cycle. 

Multiple choice

How can we reduce the water pollution as responsible citizens?

  1. By not overusing the pesticides and fertilisers in agriculture.

  2. By not throwing oil, waste materials, paints, plastics, etc. into drainage.

  3. By using bicycles and public transport as modes of transportation.

  4. By planting new trees.

  5. All of the above

Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Water can be conserved by following the given measures of water pollution.

Multiple choice

Which of the following statements is incorrect for drainage system discovered at Harappan sites?

  1. Every house was connected to the street drain.

  2. The main channels were made of bricks and covered with loose bricks to facilitate cleaning.

  3. While cleaning the drain, the debris collected was carted away.

  4. House drains were implied into a cesspit.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Heaps of debris were found lying along the channels evidencing that while carrying out the cleaning, debris was not immediately carted way.

Multiple choice

What is the major use of, in- stream water?

  1. Producing hydrolectric power.

  2. Disposal of industrial wastes.

  3. Agricultural irrigation.

  4. Domestic use.

  5. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A major in- stream use of water is for producing hydrolectric power, in which turbines are turned by the moving water to generate electricity. 

Multiple choice

Which of the following is considered as the best method of rainwater harvesting?

  1. To have an underground harvesting tank

  2. To have a roof top harvesting tank

  3. To use the bamboo drip irrigation system

  4. To have an open pit harvesting tank
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The underground rainwater harvesting tanks are the best because they capture water from various places for storage. The water from the roof as well as landscaped areas can be canalised into these tanks.  

Multiple choice

How do changes in lifestyle result in rising demand of water?

(a) People use more electrical appliances like washing machines. (b) Rising population leads to rise in the demand of water. (c) More and more water is being used by the industries.

  1. Only (a)

  2. Only (b)

  3. Both (a) and (b)

  4. All of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Population rise, heavy industrialization and life style changes, all result in an increase in the demand for fresh water and create conditions that lead to water shortage.

Multiple choice

What is/are the basic idea(s) behind rainwater harvesting?

(a) Catch the water where it falls. (b) Harvest the crops during rain. (c) Recharge underground water with water.

  1. Only (a)

  2. Only (b)

  3. Only (c)

  4. Both (b) and (c)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The basic idea behind rainwater harvesting is "catch the water where it falls" e.g collecting it from the roof tops and low lying areas and the using it for variuos purposes or to recharge the water table.

Multiple choice

Why do we do rainwater harvesting?

(a) To increase the availability of water and to collect or store it for later use (b) To keep the roof tops cool (c) To use the water collected for drinking and other purposes like irrigation

  1. Only (a) and (b)

  2. Only (b) and (c)

  3. Only (a) and (c)

  4. All of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Rainwater harvesting is done to ensure the availability of water and to collect or store it for later use. This water can be later used for drinking( after purification) and other purposes like irrigation.

Multiple choice

While watering the plants in the garden, Rohan saw earthworms coming out of the soil, where a puddle had formed in the soil. Choose the reason for earthworms coming out of the soil, from the options given below.

  1. Because the earthworm did not like water.

  2. Because the earthworm wanted to bathe in the water.

  3. Because the earthworm wanted to get dry in the air after getting wet.

  4. Because the earthworm could not breathe.

  5. Because the earthworm could not swim.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Correct. When the water is poured on the lump of soil, it displaces the air which is seen in the form of bubbles. The organisms that live inside the soil and the plant roots respire in this air. The earthworm came out because the water had displaced the air present in the soil and it could not breathe.