Water and its Management

How does agricultural runoff contribute to water pollution?

• Agricultural runoff introduces pollutants like fertilizers, pesticides, and animal waste into water bodies, causing water pollution.

• Agricultural runoff only affects land ecosystems, not water ecosystems.

• Agricultural runoff helps purify water bodies by adding essential nutrients.

• Agricultural runoff has no impact on water quality.

What is the most common type of pollution in ocean and rivers?

• food leftover

• dead vegetation

• plastic wastes

Why is sewage discharge harmful to aquatic ecosystems?

• Sewage discharge helps improve water quality in aquatic ecosystems.

• Sewage discharge contains harmful pollutants that disrupt aquatic ecosystems.

• Sewage discharge has no impact on aquatic ecosystems.

• Sewage discharge promotes biodiversity in aquatic ecosystems.

What is the environmental impact of oil spills in water bodies?

• Oil spills have no impact on the environment

• Oil spills harm marine life by contaminating water quality, affecting coastal ecosystems

• Oil spills improve water quality

• Oil spills promote marine life growth

How do mining activities contribute to water pollution?

• Mining activities contribute to water pollution by planting trees around mining sites.

• Mining activities contribute to water pollution by promoting sustainable practices.

• Mining activities contribute to water pollution by releasing toxic chemicals and heavy metals into water bodies.

• Mining activities contribute to water pollution by reducing water usage.

How can household water use contribute to water pollution?

• Household water use can contribute to water pollution through excessive water consumption, lack of water treatment, and water conservation efforts.

• Household water use can contribute to water pollution by promoting water quality, reducing chemical usage, and proper sewage management.

• Household water use can contribute to water pollution through the use of harmful chemicals, improper disposal of pollutants, and sewage discharge.

• Household water use can contribute to water pollution by conserving water, using eco-friendly products, and proper disposal methods.

Why agriculture use of water is leading cause of water pollution?

• Agriculture use water for watering fruits and vegetables for higher yields.

• Agriculture uses water for direct application of fertilizers, herbicides, and pesticides.

• Agriculture uses most of the water supply globally for successful farming.

What causes the landfills to leak and pollute the underground water?

• Floods

• Mining

• Rain

• Pain

Answer explanation

Since rain falls from upwards and seeps into the ground it take along the toxic chemical substances along with it resulting in the pollution in the underground water.

Can the water which we use in washing fruits and vegetables be used for watering plants?

• Yes

• No

• Maybe

• Maybe not

Answer explanation

The water which is used while washing fruits and vegetables can be reused in watering plants or else we would have to waste another few litres of water in watering them.

The water from the industries are not toxic.

• True

• False

• Maybe

• Maybe not

Answer explanation

The water from industries are toxic since they consist of pollutants such as Lead, Mercury, Sulphur and many other harmful chemicals.