How Species Interact

When a wren makes a nest without affecting the cactus, this species interaction is known as...

• commensalism

• mutualism

• parasitism

• predation

When a kit fox hunts and feeds on a kangaroo rat , this species interaction is known as...

• commensalism

• mutualism

• parasitism

• predation

Tags

NGSS.MS-LS2-2

When a yucca moth pollinates and lays eggs on yucca flowers; moth larvae spread yucca seeds , this species interaction is known as...

• commensalism

• mutualism

• parasitism

• predation

Tags

NGSS.MS-LS2-2

The unique role of a species within an ecosystem is its [ ? ] , which includes the species’ physical home, the environmental factors necessary for the species’ survival, and all of the species’ interactions with other organisms.

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[ ? ] is a relationship in which different individuals or populations attempt to use the same limited resource.

Tags

NGSS.MS-LS2-1

When members of different species compete, we say that their niches [ ? ], which means that each species uses some of the same resources in a habitat.

Species can compete even if they never come into direct contact with each other.

What is this known as?

• direct competition

• indirect competition

Tags

NGSS.MS-LS2-2

During a predation interaction, the organism that is fed upon is the [ ? ].

An organism that lives in or on another organism and feeds on the other organism is a [ ? ].

Tags

NGSS.MS-LS2-4

Certain species of bacteria in your intestines form a mutualistic relationship with you. These bacteria help break down food that you could not otherwise digest or produce vitamins that your body cannot make. In return, you give the bacteria a warm, food-rich habitat.

• True

• False

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-3