Interdependence of Life

Which of the following is an example of symbiosis?

• A mother bear taking care of her cub

• A married couple who agree to split their rent and share housework duties.

• A worm living in a cow's intestine.

• One chimp cleaning and grooming the hair of another chimp.

Tags

NGSS.MS-LS2-2

How is commensalism different from mutualism?

• In commensalism, one species benefits while the other is unharmed; in mutualism, both species benefit

• In commensalism, one species is harmed while the other benefits; in mutualism, both species benefit

• In commensalism, neither species is harmed; in mutualism, one species is harmed

• In commensalism, both species benefit; in mutualism, one species is harmed

Tags

NGSS.MS-LS2-2

Which of the following is an example of a parasite?

• A flea

• An orchid

• An Egyptian plover

• The bacteria that live in human intestines

When a honeybee pollinates flowers, the bee gets access to nectar, while the flowers gain the chance to reproduce. This is an example of:

• Amensalism

• Commensalism

• Parasitism

• Mutualism

Tags

NGSS.MS-LS2-2

Remoras are fish that swim alongside sharks, eating scraps that the sharks leave behind. This is an example of:

• Amensalism

• Commensalism

• Parasitism

• Mutualism

Tags

NGSS.MS-LS2-2

Which of the following is an example of a host organism?

• An Egyptian plover

• An orchid

• A dog with fleas

• A botfly

Tags

NGSS.MS-LS2-2

A parasite cannot survive without a host organism.

• True

• False

This is any close relationship between any two different species in an ecosystem

• symbiosis

• parasitism

• mutualism

• commensalism

Tags

NGSS.MS-LS2-2

Both species benefit

• symbiosis

• parasitism

• mutualism

• commensalism

One species benefits, the other is unaffected

• symbiosis

• parasitism

• mutualism

• commensalism