Chapters 8 & 9 Matter, Energy, Populations & Communities

Food chains, food webs, and energy pyramids are models of how ___ moves in an ecosystem.

• animals

• energy

• matter

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Matter moves in an ecosystem in ____.

• upward motion

• straight flow

• cycles

Tags

NGSS.MS-LS2-3

The sun, water, climate, and soil are _________.

• abiotic factors

• biotic factors

• energy

Tags

NGSS.MS-LS2-3

The air you breathe is mostly _____.

• carbon dioxide

• oxygen

• nitrogen

Living things are made mostly of ____.

• carbon dioxide

• air

• water

What kind of energy is needed to start photosynthesis?

• chemical

• heat

• sunlight

What kind of energy is made in photosynthesis?

• chemical

• heat

• sunlight

Tags

NGSS.MS-LS1-6

Producers are mostly _____.

• animals

• fungi

• plants

Consumers that eat producers are called ____.

• carnivores

• herbivores

• detrivores

Producers are at the ________ level of an energy pyramid.

• bottom

• middle

• top

Tags

NGSS.MS-LS1-6