Ecology Competition

A student wants to investigate competition between two organisms. For the investigation, it is most important that the student should choose organisms that –

• reproduce at a faster rate.

• are both active during the night.

• have the different adaptations.

• require the same resources.

Tags

NGSS.MS-LS2-1

In an ecosystem, what do organisms and populations with similar needs compete over?

• food

• water

• shelter

• all of the above

Tags

NGSS.MS-LS2-1

A ____________________ Relationship is when two living things "fight" for limited resources.

• Dependent

• Competitive

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NGSS.MS-LS2-1

This diagram shows the variety of organisms that live in different tide zones. Mussels are common organisms that compete for space in intertidal (middle) tide zones. If all of the mussels were removed from zone A, which organisms would likely compete for the space in Zone A?

• Periwinkle and Limpets

• Sea lettuce and Chiton

• Sea urchins and Hermit crabs

• Rock louse and Periwinkle

Tags

NGSS.MS-LS2-1

Animals ​ (a)   with each other for ​ (b)   factors such as water and shelter. They compete for ​ (c)   factors such as other animals they eat. They also may compete to ​ (d)   biotic factors such as animals that eat them or cause disease.

• compete

• abiotic

• biotic

• avoid

Tags

NGSS.MS-LS2-1

Competition: When organisms attempt to use the same ​ (a)   ecological resources in the same place at the same time.

​ (b)   : between members of the same species

​ (c)   : between members of different species

• limited

• Intraspecific

• Interspecific

• unlimited

• A

• B

• C

• D

Tags

NGSS.MS-LS2-1

What, if added to this food web, would COMPETE with the primary consumers for resources?

• Coyote

• Mountain lion

• Deer

Answer explanation

Deer eat the same things (plants) as the primary consumers

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

• A

• B

• C

• D

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Select the correct area

Tags

NGSS.MS-LS2-1