Ecosystem and Organism Relationships Quiz

What is an energy pyramid?

• A diagram showing the flow of water in an ecosystem

• A triangular diagram that shows an ecosystem's loss of energy

• A chart that displays the population growth of species

• A map of the geographical distribution of organisms

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

What is a limiting factor?

• A resource that is abundant and supports population growth

• A resource that is so scarce that it limits the size of a population

• A factor that increases the size of a population

• A condition that has no effect on population size

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

What does carrying capacity refer to?

• The smallest population an environment can support

• The largest population that the environment can support at any given time

• The average population size over a year

• The number of species in an ecosystem

Tags

NGSS.MS-LS2-4

What is competition in an ecosystem?

• When organisms cooperate to share resources

• When 2 or more individuals or populations try to use the same resources

• When a single organism dominates a resource

• When resources are unlimited and freely available

Tags

NGSS.MS-LS2-4

What is prey?

• An organism that hunts other organisms

• An organism that is killed and eaten by another organism

• An organism that only eats plants

• An organism that lives in water

What is a predator?

• An organism that is eaten by another organism

• An organism that eats all or part of another organism

• An organism that only consumes plants

• An organism that lives underground

Tags

NGSS.MS-LS2-4

What is symbiosis?

• A relationship where one organism harms another

• A relationship in which 2 different organisms live in close association with each other

• A relationship where organisms compete for resources

• A relationship where organisms are unaffected by each other

Tags

NGSS.MS-LS2-2

What is mutualism?

• A relationship where one species benefits and the other is harmed

• A relationship between 2 species in which both species benefit

• A relationship where one species is unaffected

• A relationship where both species are harmed

What is commensalism?

• A relationship where both organisms are harmed

• A relationship where one organism benefits and the other is unaffected

• A relationship where both organisms benefit

• A relationship where one organism is harmed

What is parasitism?

• A relationship where both species benefit

• A relationship where one species is unaffected

• A relationship where one species benefits and the other is harmed

• A relationship where both species are harmed

Tags

NGSS.MS-LS2-4