J4 Revision Science Quiz

What is the main function of red blood cells?

• Fight infection

• Carry oxygen

• Produce energy

• Digest nutrients

Which of the following is NOT a function of the circulatory system?

• Transport oxygen

• Break down food

• Remove waste

• Carry nutrients

What type of rock forms when magma cools and solidifies slowly underground?

• Sedimentary

• Igneous

• Metamorphic

• Fossil

Which of the following components is likely to have the smallest percentage in soil?

• Organic matter

• Sand

• Clay

• Gases

Which group of planets is closest to the Sun?

• Mercury, Venus, Earth, Mars

• Jupiter, Saturn, Uranus, Neptune

• Earth, Mars, Jupiter, Saturn

• Mercury, Earth, Neptune, Mars

Which process causes light to bend as it moves from water to air?

• Reflection

• Refraction

• Evaporation

• Condensation

What does a buzzer do in an electrical circuit?

• Lights up

• Stores energy

• Makes a sound

• Opens and closes

Which of these animals would most likely appear first in a food chain?

• Lion

• Hawk

• Grasshopper

• Snake

Which component of the respiratory system carries air to the lungs?

• Heart

• Windpipe

• Diaphragm

• Artery

What happens to electrical conductivity as temperature increases in most metals?

• It decreases

• It stays the same

• It increases

• It disappears