Symbiotic Relationships

A relationship between two species is called ______________.

• Speciation

• Antagonism

• Partnership

• Symbiosis

Tags

NGSS.MS-LS2-2

Mutualism is when---

• both organisms benefit from the relationship

• when only one organism benefits and the other is hurt"mutual"

• means both when one organism benefits and the other is not effected

Tags

NGSS.MS-LS2-2

Commensalism is when ----

• both organisms benefit from the relationshipthis is when BOTH are helped

• when one organism benefits and the other is not effected

• only one organism benefits while the other is hurt by the relationship

• is when one is helped and the other is harmed

Tags

NGSS.MS-LS2-2

Parasitism is when ----

when one organism benefits and the other is not effectedone benefits and the other is neither helped nor harmed only one organism benefits and the other is harmedboth benefit both organisms benefit from the relationship

• when one organism benefits and the other is not effectedone benefits and the other is neither helped nor harmed

• only one organism benefits and the other is harmed

• both benefit both organisms benefit from the relationship

Tags

NGSS.MS-LS2-2

Which of the following is an example of parasitism?

• human and mosquito

• bee and flower

• shark and remora

Tags

NGSS.MS-LS2-2

Why is the bee and flower an example of mutualism?

• Both the bee and flower benefit.

• The flower benefits and the bee is not changed.

• Only the bee benefits and the flower is harmed.

Tags

NGSS.MS-LS2-2

Which of the following symbiotic relationships is considered parasitic?

• Bees transporting pollen from flowers

• Pilot fish swimming under sharks

• Tapeworm in an intestinal tract

• Birds eating the insects from the back of a hippopotamus

Tags

NGSS.MS-LS2-2

What does symbiosis mean?

• living separately, no relationship between two species

• living together, close relationship between two species

• living in a community with no interaction between each other

Tags

NGSS.MS-LS2-2

Digestive bacteria and humans - Human beings have what are often called “good” bacteria in their digestive systems. This “good” bacteria exists in order to help the human to digest food.

• Mutalism

• Commensalism

• Parasitism

Tags

NGSS.MS-LS1-7

What is mutualism?

• A close, long lasting relationship when both parties benefit

• A one-sided relationship where one of the organism benefits greatly and the other is not helped nor harmed or damaged.

• One organism benefits from the relationship at the expense of the other.

Tags

NGSS.MS-LS2-2