Environmental Final Fall Semester

What is an example of a biotic factor?

• skunk

• rocks

• soil

• water

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

In a meadow ecosystem, a population of rabbits increases. What populations are most likely to increase as a result?

• foxes, hawks, and other predators of the rabbits

• leafy plants that rabbits eat

• rabbits that live elsewhere

• worms that live in the meadow soil

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-1

Without decomposers, what would build up on the ground and not return to the soil?

• large rocks

• rain water

• bacteria and other microorganisms

• dead plant and animal matter

Tags

NGSS.MS-LS2-3

In any community, which group includes the largest number of animals?

• herbivores

• prey

• predators

• consumers

All the living and nonliving things in an area make up a/an

• community.

• ecosystem.

• population.

• environment.

An organism that makes its own food is a/an

• producer.

• consumer.

• predator.

• prey.

Tags

NGSS.MS-LS2-3

An _____ is everything that surrounds and affects a living thing.

• ecosystem

• environment

• population

• community

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

NGSS.MS-LS2-4

All the living things in an ecosystem make up a ________.

• ecosystem

• environment

• population

• community

A ________ is all the members of one kind of plant or animal in a community.

• ecosystem

• environment

• population

• community

A living, or once-living, organism in an ecosystem is a/an ---

• abiotic factor.

• biotic factor.