Competition in Ecosystems

Not living, or produced by living things

• Abiotic factors

• Biotic factors

• Ecosystem

• Population

Tags

NGSS.MS-LS2-3

Living, or produced by living things

• Biotic factor

• Abiotic factor

• Organisms

• Competition

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Hawks and owls eat the same type of food and struggle with one another to get their food. What is this an example of?

• Competition

• Biotic factor

• Symbiosis

• Population

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

The specific environment in which all the biotic and abiotic factors in an area interact.

• Ecosystem

• Organism

• Struggle

• Competitive Interaction

Tags

NGSS.MS-LS2-3

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

NGSS.MS-LS2-2

Competition becomes more important as the number of individuals ______ or the availability of resources _________.

• increases, decreases

• increases, increases

• decreases, increases

• decreases, decreases

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

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

NGSS.MS-LS2-2

Two species of fish live in the same pond. Which of the following would increase competition between these two species of fish?

• Habitat temperature increases.

• Population of birds that eat the fish increases.

• Number of food plants the fish eat increases.

• Water level in the pond decreases.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following lists contains only abiotic factors?

• water, air, temperature

• grass, air, people

• trees, fish, polar bears

• grass, water, sand

Tags

NGSS.MS-ESS2-4

Animals from two different species utilize the same source of nutrition in one area. It is most accurate to say that the animals…

• will learn to get along
• will compete for food
• will die because there will not be enough food for both of them
• will learn to eat different foods

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2