Grade 4

What type of scientist studies all living things?

• Biologist

• Geologist

• Metereologist

What is the main purpose of a plant's flower?

• To soak up water

• To produce seeds

• To support the plant

What is the green pigment in plants that absorbs and converts sunlight into energy?

• Mitochondrion

• Starch

• Chlorophyll

The Sun is a

• Planet

• Star

Which term describes the process when materials are broken down by rain, wind and chemical reactions?

• Weathering

• Erosion

• Crushing

What is the energy source of the water cycle?

• The Sun

• Rain

• Soil

When an animal changes a behaviour or habit for better survival in its environment, what is this change called?

• Biome

• Niche

• Adaptation

What type of rock would normally form at the bottom of a river?

• Sedimentary

• Metamorphic

• Igneous

How long does it take the Earth to revolve around the Sun?

• one month

• one year

• one week

What do you call an animal that eats both plants and animals?

• Carnivore

• Herbivore

• Omnivore