Unit 1 Energy Flow review

Which of the following is not a biotic factor in an ecosystem?

• bacteria

• insects

• leaves

• wind

The physical location of an ecosystem in which a given species lives is called a

• habitat

• niche

• locale

• biotic zone

Consumers are organisms that

• eat only other animal species.

• are also known as self-feeders

• get their energy by eating other organisms

• occupy an ecosystem’s lowest energy level

Which organism is likely to be in the bottom trophic level of a land food chain?

• grasshoppers

• mouse

• grass

• owl

Tags

NGSS.MS-LS2-3

The organisms most likely to belong to the same population are

• birds in a forest

• organisms in a pond

• people at a football game

• bacteria inside a person’s body

Which list shows a possible order in which energy moves through an ecosystem?

• Producer

  Herbivore

  Carnivore

  Sun

• Producer

  Carnivore

  Herbivore

  Sun

• Sun

  producer

  herbivore

  carnivore

• sun

  producer

  carnivore

  herbivore

Tags

NGSS.MS-LS2-3

If producers started with 700 kcal energy, about how much energy would be passed to secondary consumers?

• 7000 kcal

• 70 kcal

• 7 kcal

• 0.7 kcal

Tags

NGSS.MS-LS2-3

The community of Northside High School is made up of all

• the computers, desks, and chairs.

• teachers, counselors, students, computers, desks, and chairs

• students, lunchroom workers, trays, teachers, and custodians.

• the students, lunchroom workers, teachers, custodians, and plants in the greenhouse.

Which of the following correctly lists the levels of environmental organization from smallest to largest?

• population, community, ecosystem, biosphere

• community, population, ecosystem, biosphere

• population, community, biosphere, ecosystem

• community, population, biosphere, ecosystem

The difference between a community and an ecosystem is that

• a community includes one species living in an area whereas an ecosystem includes multiple species living in an area.

• an ecosystem includes one species living in an area whereas a community includes multiple species living in an area.

• a community includes all organisms living in an area whereas an ecosystem includes all organisms and the abiotic factors they interact with.

• an ecosystem includes all organisms living in an area whereas a community includes all organisms and the abiotic factors they interact with.