Grade 8 revision test

Autotrophs are...

• Consumers

• Producers

• Decomposers

Decomposers are...

• Autotrophs

• Heterotrophs

Primary consumers are

• Herbivores

• Carnivores

• Omnivores

The highest on the food chain is...

• Primary consumers

• Secondary consumers

• Tertiary consumers

Herbivores eat...

• meat only

• plants only

• meat and plants

Carnivores eat...

• meat only

• plants only

• meat and plants

Omnivores eat...

• meat only

• plants only

• meat and plants

Decomposers

• break down dead organisms and droppings and pass nutrients into the soil

• eat producers and are called primary consumers

• eat plants only

• eat meat only

Which is bigger?

• Food chain

• Food web

Food chains are

• A chart that shows how all animals are connected to each other

• A hierarchy in which organisms in an ecosystem are grouped in trophic levels

• Shows what one animal eats