What are the physical or non-living factors of an ecosystem called?

• abiotic factors

• microbial factors

• biotic factors

• temperate factors

Tags

NGSS.MS-LS2-3

A deer caught and eaten by a Florida panther is an example of what ecological relationship?

• parasitism

• mutualism

• predator-prey

• commensalism

Which term refers to the interaction of a biological community with its nonliving environment?

• climax

• ecosystem

• homeostasis

• stratification

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What type of relationship between organisms is one in which one organism benefits and the other is not affected?

• predation

• parasitism

• commensalism

• mutualism

Commensalism refers to a relationship between two organisms in which

• neither organism benefits.

• one organism is always harmed.

• both organisms benefit.

• one organism is not affected.

The picture shows a marsh environment. The alligator in this environment is

• a biotic factor that swims in nonliving water.

• a biotic factor that needs living oxygen to live.

• an abiotic factor that feeds on other nonliving factors.

• an abiotic factor that interacts with the living marsh grass.

Tags

NGSS.MS-LS2-1

Which type of organisms are found at the base of an energy pyramid?

• carnivores

• producers

• herbivores

• scavengers

Tags

NGSS.MS-LS2-3

An ecosystem is best described as the interaction of

• only one species in a given area.

• only the living organisms in a given area.

• all of the abiotic factors of a given area.

• all of the biotic and abiotic factors of a given area.

Tags

NGSS.MS-LS2-3

Which of the following contain the highest percent of Earth's water?

• ice caps

• oceans

• rivers

• lakes

Tags

NGSS.MS-ESS2-4

An area that has rolling grasslands, clumps of trees and shrubs, moderate to warm temperatures, dry winters, and wet summers is classified as a

• temperate rainforest.

• tundra.

• temperature grassland.

• savanna.