Ecosystems Mid-Unit Quiz

Which of the following is an example of an ABIOTIC factor in an ecosystem?

• plants

• insects

• sun

• algae

Tags

NGSS.MS-LS2-3

Which of the following sentences BEST explains the meaning of biotic factors?

• The living organisms in an ecosystem

• The nonliving things in an ecosystem

• Biotic factors include the sun, moon, and soil.

• Biotic factors have nothing to do with ecosystems.

Which ecosystem is a mixture of fresh water and salt water?

• Estuary

• Ocean

• Pond

• Forest Lakes

Tags

NGSS.MS-LS2-2

All the sea gulls of a species that occur together at the beach in the summer are called _______________.

• a community

• a population

• a habitat

• an ecosystem

A(n) __________________ includes all living and nonliving things that interact in an environment.

• population

• community

• organism

• ecosystem

A(n) _________________________ is one, single member of of a species. For example, one wolf that belongs to a pack of wolves in a forest ecosystem.

• organism

• community

• population

• ecosystem

________________ ecosystems are land-based and include forests, grasslands, deserts, taiga, and tundra.

• aquatic

• terrestrial

• earth

• outer space

______________ ecosystems are water-based and include freshwater lakes, ponds, and rivers; salt water oceans, coral reefs, estuaries, and saltwater marshes.

• Terrestrial

• Earth

• Aquatic

• Outer space

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which terrestrial ecosystem is being described below?

Description: flat open ground that is always frozen and cold all year. Few plants grow here, but includes animals such as caribous, polar bears, snow owls, and artic foxes. Antarctica is an example of this ecosystem.

• Taiga

• Desert

• Grasslands

• Tundra

___________________ ecosystems are involved in the regulation of the water cycle and climate formation. These biomes are some of the largest in the world.

• Aquatic

• Earth

• Terrestrial

• Outer Space

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4