The earth is composed of a core, a mantle and a . . . what?

Ans: a crust

Which flower has thorns: a rose, a tulip or a geranium?

Ans: a rose

Which animal eats meat: a lion or a rabbit?

Ans: a lion

What part of the body pumps blood to every other part?Ans: the heart

Which can make its own food: an animal or a plant?

Ans: a plant

What will a caterpillar change into?Ans: a butterfly (or a moth)

What are the two main gases in the air that we breathe?Ans:nitrogen and oxygen

Which is a mammal: a shark or whale?

Ans: a whale

Earth is covered mostly by…what?

Ans: water

Most plants grow from seeds. True or false?Ans: True

Which do not feed their young: mammals, birds or reptiles?Ans: reptiles

What part of a plant carries water to its leaves?Ans: the stem

What do you call a mass of ice that floats in the ocean?

Ans: an iceberg

What’s the name for the doctor who takes care of your teeth?

Ans: a dentist

What force makes your hands feel warm when you rub them together?

Ans: friction

Name two of the three things needed for photosynthesis to occurAns: light, carbon, water

Which are not predators: panthers, human beings or elephants?

Ans: elephants

What forms when water droplets in a thundercloud freeze into lumps of ice?

Ans:hail

Which has positive electric charge: a proton or a neutron?

Ans: a proton

Leaves that turn red or yellow in autumn have lost …what?Ans: chlorophyll