Ecological Relationships and Food Webs

What is an organism that gets its food by eating other living organisms?

• Consumer

• Producer

• Autotroph

• Decomposer

Tags

NGSS.MS-LS2-2

Symbiosis is a close relationship between two species that benefits at least one of the species. Which is NOT a type of symbiotic relationship?

• mutualism

• predation

• commensalism

• parasitism

Tags

NGSS.MS-LS2-2

When two species within a community rely on the same limited resource for survival it is called --

• symbiosis

• competition

• predation

• niche

Tags

NGSS.MS-LS2-1

These organisms eat only producers in an ecosystem.

• carnivores

• omnivores

• herbivores

• decomposers

Tags

NGSS.MS-LS2-3

Which of the following is a correct list of the symbiotic relationships in nature?

• parasitism, commensalism, mutualism

• mutualism, commensalism, predation

• predation, mutualism, parasitism

• commensalism, producer, parasitism

Tags

NGSS.MS-LS2-2

Skunk Cabbage plants attract flies in cool weather by making heat and provide food to the flies that come. The flies move from one Skunk Cabbage plant to the next feeding and transferring pollen as they go. This is an example of –

• commensalism

• parasitism

• mutualism

• predation

Tags

NGSS.MS-LS2-2

The Cattle Egret forages in pastures and fields among livestock such as cattle and horses feeding on the insects stirred up by the movement of the grazing animals. The cows and horses are not bothered by the cattle egrets. This is an example of –

• commensalism

• mutualism

• parasitism

• predation

Tags

NGSS.MS-LS2-2

The human intestine provides food for bacteria that live inside the digestive system. The beneficial bacteria living in the intestine of humans help digest cellulose from plants which humans don’t have the enzymes to break down. This is an example of --

• commensalism

• parasitism

• mutualism

• predation

Tags

NGSS.MS-LS2-2

Which of the following is NOT considered to be a symbiotic relationship?

• A hawk feeding on a field mouse

• Worms living in a cow's intestine

• A deer tick feeding on a host animal

• A bee pollinating a flower

Tags

NGSS.MS-LS2-2

A plover is an animal that picks and eats scraps of meat from the crocodile’s teeth. The crocodile gets a free teeth-cleaning! This is an example of --

• commensalism

• mutualism

• parasitism

• predation

Tags

NGSS.MS-LS2-2