Ecosystem/Biomes

The place where an animal lives and gets what it needs to

survive is called_______.

• A community

• A Habitat

• An environment

• A niche

The first organism in a food chain is always a__________.

• consumer

• producer

• carnivore

• herbivore

Ecosystems provide ___________ upon which animals and humans depend.

• Water and air

• Carbon and nitrogen

• Climate

• All the above

An ecosystem thrives with biotic and abiotic components. An example of an abiotic part of an ecosystem is ______________.

• Bacteria

• Fungus

• Water

• Decaying plants

.................. are made up of interconnected food web

• Biosphere

• Community

• Food chain

• None of the above

A lion hunts and eats an antelope. In this case, the lion is the:

• Prey

• Parasite

• Consumer

• Producer

Look at the diagram of the food web. The arrows means “eaten by.”

What will happen if the number of snakes goes down?

• The owl will eat the grass

• The number of frogs will go down

• The hawk and owl will have less food

• The number of mice and grasshoppers will go up.

The transfer of energy from one organism to the next in an ecosystem begins with a producer. A producer is an organism that produces its own food. A consumer is an organism in a food chain that obtains energy from producers or other consumers; consumers may be herbivores or carnivores.

Which food chain correctly describes the flow of energy in an ecosystem?

• grass → grasshopper → fish → human

• grasshopper → fish → human

• human → fish → grasshopper

• human → grasshopper → fish → grass

What happens to the amount of available energy in the pyramid as it moves up through the different levels?

• it increases

• it decreases

• it remains the same

• it decreases, then increases

An organism that can make its own food is called?

• Consumer
• Producer
• Decomposer
• Herbivore