Science Quiz

What is a dam?

• A. A substance that helps make plants grow.

• B. A barrier that blocks off flowing water.

• C. A substance used to destroy pests.

• D. Water that is in the form of a gas.

What happens during evaporation?

• A. A solid is heated and changes to a liquid.

• B. A gas cools and changes to a liquid.

• C. A liquid changes into a gas or water vapour.

• D. A liquid cooling and changing to a solid.

What is the process called when a gas cools and changes into a liquid?

• A. Evaporation

• B. Condensation

• C. Melting

• D. Freezing

What is the definition of 'particles' according to the key vocabulary?

• A. A man-made lake that is used to store water.

• B. A substance that helps make plants grow.

• C. Everything is made up of matter, and particles are tiny bits of matter.

• D. Water that is in the form of a gas.

Which of the following is NOT part of the water cycle as shown in the diagram?

• A. Runoff

• B. Condensation

• C. Pollution

• D. Precipitation

What is added to water in reservoirs to help remove small particles?

• Gravel

• Chlorine

• Chemicals

• Bacteria

What type of flooding occurs due to heavy rainfall that cannot drain away quickly enough?

• Fluvial

• Pluvial

• Coastal

• Plumbing

Which of the following is NOT a way to reduce pollution?

• Throwing litter into lakes, rivers, or oceans

• Being careful with what is thrown down the sink or toilet

• Using environmentally-friendly household cleaning products

• Having more plants in the garden

What percentage of the UK coastal waters are protected?

• Just under 25%

• Over 50%

• About 10%

• Nearly 75%

How many species of plants and animals are found in the UK coastal waters' marine protection and conservation areas?

• Over 6,500

• About 1,000

• More than 8,000

• Less than 5,000