Food Chains & Food Webs

Which one would act as a producer?

• phytoplankton

• shrimp

• sperm whale

• zooplankton

In a pond ecosystem, an example of a producer would be

• grass

• sunlight

• duck

• worm

Tags

NGSS.MS-LS2-3

An example of a secondary consumer would be

• cow

• lion

• sheep

• deer

Tags

NGSS.MS-LS2-3

If there were no decomposers, which of the following would most likely happen?

• Plants and animals would remain living for a longer period of time.

• Some plants might die due to a shortage of important nutrients.

• Animals would start carrying out photosynthesis.

• The amount of dead plant and animal matter would decrease.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

In a marine ecosystem, a food web can consist of a sperm whale, squid, shrimp, zooplankton, and phytoplankton. The squid would be considered what?

• decomposers

• producers

• consumers

• all of these

Tags

NGSS.MS-LS2-3

Bacteria are an example of producers.

• True

• False

When a plant dies, the matter that made up its body goes into the soil. Which of the following might next happen to the dead plant matter?

• It could make up the cell wall of a bacterial cell.

• It could make up the stalk of a mushroom.

• It could make up the epidermis of a worm.

• all of the above.

Tags

NGSS.MS-LS2-3

Which of the following are basic needs for plants?

• oxygen, water, sunlight, and shelter

• shelter, water, soil, and sunlight

• food, water, carbon dioxide, space, shelter, and the ability to maintain a constant body temperature

• carbon dioxide, water, sunlight, and nutrients

Tags

NGSS.MS-LS2-1

An organism that feeds upon primary consumers is known as

• host

• decomposer

• secondary consumer

• producer

Tags

NGSS.MS-LS2-3

In most food webs, where does decayed matter come from?

• precipitation

• weathered rocks

• volcanic eruptions

• dead plants and animals

Tags

NGSS.MS-LS2-3