Unit 3 Organization of Life

The energy in most ecosystems comes from

• green plants

• the sun

• wind

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The organisms most likely to belong to the same species are

• people at a football game.

• bacteria inside a person's body

• birds in a forest.

The community of a pond is made up of all the

• resources organisms need.

• habitats in and around the water.

• populations of fish, insects, and other living organisms

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Some organisms are more likely to survive because they

• A. have certain physical traits.

• B. engage in certain behaviors.

• both A and B

Tags

NGSS.MS-LS4-4

The process of two species changing genetically in response to long-term interactions with each other is

• artificial selection.

• coevolution.

• selective breeding.

Tags

NGSS.MS-LS2-2

In order for evolution to occur in a population, individuals which a trait is "naturally selected for" must

• live a long time.

• leave the area.

• reproduce.

• coevolve

Tags

NGSS.MS-LS4-4

Most scientists classify organisms into

• six kingdoms.

• two kingdoms

• three groups

Which of the following describes soil and temperature in a ecosystem?

• abiotic factors

• biotic factors

• unneeded factors

Tags

NGSS.MS-LS2-3

Which of the following best describes a population?

• members of the same species living in the same place at the same time

• all the red birds in the an area

• all types of organisms living in the same place

One way that bacteria and fungi are important to the environment is that they

• use the sun's energy to make their own food

• are a major food source in many ecosystems

• break down dead organisms.