Interdependence

In this food web, select all of the animals which are primary consumers.

• squirrel

• blue bird

• wolf

• deer

Tags

NGSS.MS-LS2-2

An animal with more food sources has a more stable diet and is least susceptible to changes in the food web.

• TRUE

• FALSE

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What type of symbiosis?  Hummingbirds feed on nectar from flowers.  The flowers are pollinated by hummingbirds as they move from flower to flower.

• commensalism

• mutualism

• parasitism

• predation

Tags

NGSS.MS-LS1-4

Both organisms receive benefits +/+

• Mutualism

• Symbiotic Relationship

• Commensalism

• Parasitism

A lichen is a combination of two organisms, an alga and a fungus. The fungus gets its food from the alga while the alga gets water from the fungus. This is an example of which relationship?

• competition

• mutualism

• commensalism

• parasitism

When a mosquito bites you, you are the __________ and the mosquito is the  ____________.

• host, hostess

• parasite, host

• host, parasite

• prey, predator

A lion stalks a herd of antelope wading in a pond. A flock of water birds on the shore become startled by the sound of the lion’s approach and fly away with a great deal of noise. The birds’ sudden departure gives warning to the antelope, and they are also able to escape safely. What type of relationship exists between the birds and the antelope?

• competition

• mutualism

• commensalism

• parasitism

Tags

NGSS.MS-LS2-2

Which organism provides energy to all other organisms in this ecosystem? 

• prairie dog

• prairie grass

• vulture

• coyote

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which choice is an example of a producer?

• bird

• water

• sun

• tree

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following best describes the concept of interdependence in an ecosystem?

• Organisms relying on each other for food, shelter, and survival

• Organisms competing for the same resources

• Organisms living in the same habitat without interaction

• Organisms that are genetically identical

Tags

NGSS.MS-LS2-2