Unit 4 Ecosystems Review

The smallest level of an ecosystem is _____________.

• population

• organism

• community

The largest level of an ecosystem is ________________.

• biosphere

• biome

• ecosystem

Which equation correctly represents the process of photosynthesis?

• water + glucose + sunlight - carbon dioxide and oxygen

• sunlight + water + carbon dioxide = glucose and oxygen

• carbon dioxide + water + oxygen = glucose and sunlight

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Plants need all of the following to make food. Check all that apply.

• carbon dioxide

• water

• sunlight

• soil

Tags

NGSS.MS-LS1-6

True or False: Human life is possible without plant life.

• True

• False

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

True or False: Plants get their nutrients from decomposers breaking down the remains of dead animals into the soil.

• True

• False

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

An animal that hunts for other animals to obtain their food.

• predator

• decomposer

• producer

A community that consists of living and nonliving organisms.

• habitat

• ecosystem

• biosphere

Tags

NGSS.MS-LS2-3

Humans are an example of _____________ that eat both plants and animals.

• carnivores

• herbivores

• omnivores

Organisms that breakdown the remains of dead organisms and turn it into nutrients.

• decomposers

• producers

• consumers

Tags

NGSS.MS-LS2-3