Interactions in Ecosystems

What is an organism?

• A single, self-contained living thing

• Relationships between an organism or population and abiotic factors

• Living or produced by living things

• A group of interacting individuals of the same species located in the same area

Not living or produced by living things

• Biotic

• Abiotic

• Ecosystem

• Environmental Interactions

Tags

NGSS.MS-ESS2-4

What is an ecosystem?

• A single, self-contained living thing

• Relationships between an organism or population and abiotic factors

• How all of the living and nonliving things in an area interact

• A group of interacting individuals of the same species located in the same area

Tags

NGSS.MS-LS2-3

In this food web, what would happen if the zebra population declined due to a disease?

• The giraffe population would decrease.

• Baboons would have a food shortage.

• The grass population would decrease.

• There would be more competition among the lions, hyenas, and cheetahs.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Biotic means...

• A single, self-contained living thing

• Relationships between an organism or population and abiotic factors

• Living or produced by living things

• A group of interacting individuals of the same species located in the same area

Tags

NGSS.MS-LS2-2

Which ecosystem would be least affected by a severe drought lasting five years straight?

• Rainforest

• Desert

• All ecosystems would be equally effected

• Grassland

What is an environmental interaction?

• A single, self-contained living thing

• Relationships between an organism or population and abiotic factors

• How all of the living and nonliving things in an area interact

• A group of interacting individuals of the same species located in the same area

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Multiple systems working together to accomplish various tasks

• Interdependent Interactions

• Abiotic

• Environmental Interactions

• Population

A group of interacting individuals of the same species located in the same area

• Organism

• Population

• Abiotic

• Interdependent Interactions

Which is NOT a biotic factor that influences the relationships of organisms in ecosystems?

• An invasive species

• Competition among predators

• Weather

• A disease caused by bacteria