Ecosystems

Could a stone be a component of an ecosystem?

• Yes.

• No.

• Only if it's a beautiful stone.

• Only it it's covered with moss.

Non living components of an ecosystem are called...

One example of an ecosystem is...

• the Pacific ocean

• a swarm of bees

• a group of hervibores

• desserts

A marine ecosystem contains....

• fishes, algae, seaweeds, saltwater, Phytoplankton, mollusks, coral, sand...

• trees, animals, plants, soil, water, air,..

• herb, shrubs, cows, buffaloes, goats, snakes, lizards, hawk, eagles, vultures...

• seaweeds, saltwater, cows, buffaloes, hawk, eagles,...

Organisms that cannot make their own food as rabbits are called...

In an ecosystem plants are

• Producers

• Consumers

• Decomposers

• Heterotrophs

Living things that returns nutrients to the soil are called ...

In an ecosystem humans are...

• consumers

• decomposers

• producers

• autotrophs

Food chain is

• the order in which organisms, or living things, depend on each other for food

• a chain make up of food

• a lot of food join together

• the relationship between non living things in an ecosystem

The first level in a food chain is the...

• producers

• primary consumers

• tertiary consumers

• decomposers