Ecosystems I

A __________ includes all living and non-living things in an environment. 

• population
• niche
• abitotic
• ecosystem

Tags

CCSS.RI.5.5

CCSS.RI.6.5

CCSS.RI.7.5

CCSS.RI.8.5

CCSS.RI.9-10.5

Which best explains why many kinds of plants and animals can live together in an ecosystem?

• The plants and animals are all part of a food chain and depend on each other to live.
• Plants and animals are interdependent of one another.
• One species may overpopulate, killing all plant life.
• Over population of a species results in a biodiversity.

Examples of how humans negatively affect local ecosystems are

• Building dams, deforestation (cutting down trees), adding point sources to nearby streams to allow for run-off, building roads and structures, and salting roads.
• Creating laws to prohibit fishing from local streams.
• Planting trees and other plants to attract native species.
• Removing non-native species from the environment.

Pollution is anything that people add to the environment that__________________. 

• disappearing particles 
• benefits an ecosystem
• produces plants 
• harms living things 

The part of Earth where organisms can live.

• biotic factors
• biosphere
• ecology
• biology

A system made up of organisms interacting with one another

• biology
• abiotic
• biotic
• ecosystem

Organisms that make up the living part of an ecosystem.

• abiotic
• biotic factors
• ecology
• ecosystems

Nonliving things found in an ecosystem.

• factories
• factor trees
• biotic factors
• abiotic factors

The study of interactions in an ecosystem.

• ecology
• philosophy
• scientology
• biology

A group of the same type of organisms living in the same place at the same time.

• threatened species
• populations
• community
• limiting factor