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-LS2-4

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-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

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-ESS3-1

NGSS.MS-LS2-1

Hawks and brown bears live together in the same habitat. There will be competition between the hawks and the brown bears only if which of the following is true?

• Brown bears hibernate during the winter while hawks remain active.

• Pesticides in the fish population affect hawks’ eggs and decrease their population.

• Both brown bears and hawks feed on the same species of fish.

• Laws prevent humans from being able to hunt eagles or grizzly bears.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

An increase in which of the following factors is likely to contribute to competition between two members of the same species living in a certain habitat?

• Available food resources

• Population of the species

• Annual snowfall

• Overall size of the habitat

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

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