Competition in Ecosystems

Not living, or not produced by living things

• Abiotic factors

• Biotic factors

• Ecosystem

• Population

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-LS2-4

NGSS.MS-LS2-2

NGSS.MS-LS2-3

A self-contained living thing.

• Organism

• Population

• Abiotic factor

• Ecosystem

Tags

NGSS.MS-LS1-1

Two or more interacting individuals of the same species located in the same area.

• Population

• Community

• Ecosystem

• The YMCA

A source or supply from which benefits are produced.

• Resources

• Sam's Club

• Dependent Interaction

• Symbiosis

Tags

NGSS.MS-LS2-1

NGSS.MS-ESS3-1

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

Resources that control the size a population can reach are known as

• habitat

• limiting factors

• adaptations

• biomes

The population of deer in a certain area is monitored over a period of six years. The data is represented in the graph provided. Which of the following is the most likely explanation for the change in population in 2009?

• Wild dogs, which prey on deer, were being hunted more than usual.

• Snowfall in the previous spring was higher than the yearly average.

• Humans introduced grazing animals that feed on the same plants as the deer.

• More insects that pollinate flowering plants move into the ecosystem.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4