Types of Symbiotic Relationships

A close relationship between two different types of living things where they depend on each other in some way.

• symbiosis

• ecosystems

• commensalism

• abiotic factors

Describing a relationship where both organisms benefit from each other.

• symbiosis

• mutualism

• commensalism

• parasitism

A relationship where one organism benefits while the other is harmed.

• symbiosis

• mutualism

• commensalism

• parasitism

A relationship where one organism benefits while the other is neither helped nor harmed

• symbiosis

• mutualism

• commensalism

• parasitism

A community of living organisms and their physical environment.

• symbiosis

• parasitism

• ecosystem

• population

Tags

NGSS.MS-LS2-3

non-living parts of an ecosystem that are physical or chemical components of the environment

• symbiotic

• ecosystem

• abiotic factors

• biotic factors

Tags

NGSS.MS-LS2-3

the living components of an ecosystem, such as plants, animals, and microorganisms, that affect the environment and other organisms in the ecosystem

• abiotic factors

• biotic factors

• commensalism

• ecosystem

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Aphids are tiny insects that live on and eat the leaves of plants, removing vital nutrients from the plants.

• Predation

• Parasitism

• Commensalism

• Mutualism

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

A tapeworm lives in the intestine of a cat absorbing nutrients through its skin. A tapeworm and a cat have this type of relationship.

• mutualism

• parasitism

• commensalism

• competition

Tags

NGSS.MS-LS2-2

Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers where the larvae hatch and eat some of the developing seeds. Both species benefit. 

• parasitism
• commensalism
• mutualism

Tags

NGSS.MS-LS2-2