Relationship in Ecosystem

Which term best describes two predators living in the same habitat who feed on the same prey?

• coexistence

• competition

• mutualism

• predatory

A pride of lions stalks, tackles, and kills an antelope. Which is best being demonstrated?

• predation

• mutualism

• parasitism

• commensalism

Plants interact with living and nonliving components in their environment. Which is an interaction with a nonliving element?

• Small insects eating the stems of the plants

• Humans breathing oxygen released by plants

• Bees gathering pollen from flowers of plants

• Sandy soil holding the roots of the plants

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NGSS.MS-LS2-3

Which of these is an example of one living thing depending on another living thing?

• Cat walking on the sand

• Bird building a nest in a tree

• Dog warming in the sunlight

• Squirrel drinking water

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NGSS.MS-LS2-2

All of the following are examples of living things interacting with each other EXCEPT —

• birds preying on insects living in the grass

• squirrels spreading the seeds of trees by burying them

• frogs sleeping in the mud at the bottom of the pond

• fish eating plants and other smaller fish

Tags

NGSS.MS-LS2-2

A tapeworm inside a dog is

• competition

• predation

• commensalism

• parasitism

A symbiotic relationship that involves species having to fight for something they both need or want

• competition

• predation

• commensalism

• parasitism

relationship in which two species live closely together

• resource

• mutualism

• succession

• symbiosis

A living relationship between two species in which one organism is harmed is called...

• mutualism

• commensalism

• parasitism

• niche

symbiotic relationship in which one organisms benefits and the other organism is not affected

• invasive (non-native) species

• mutualism

• parasitism

• commensalism