An atmospheric gas that increases when fossil fuels are burned off.

• nitorgen

• carbon dioxide

• oxygen

• carbon

Tags

NGSS.MS-ESS3-5

Evidence of fertilizer use

• decaying plants

• dead animals

• algal bloom

• phosphate in the air

Tags

NGSS.MS-LS2-4

A consumer that eats only producers...

• omnivore

• carnivore

• autotroph

• herbivore

In the carbon cycle, where do the producers get their carbon?

• in the atmosphere

• carbohydrates in plants

• fossil fuels

• animal remains

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What type of vegetation would you expect to find on an abandoned farm that has been undisturbed for 150 years?

• young pine trees

• shrubs

• tall, mature oak trees

• short grasses

Which of these is a large reservoir of nitrogen that is unusable by most organisms?

• soil

• atmosphere

• ocean

• space

Tags

NGSS.MS-ESS2-1

Which of the following plants is most likely to be a pioneer species?

• grass

• shrub

• oak tree

• lichen

Where would you most likely find nitrogen-fixing bacteria?

• in blue-green algae

• on dust particles in the atmosphere

• in the roots of legumes

• in leaves of trees

A gradual process of change and replacement of the types of species in a community.

• ecological succession

• secondary succession

• primary succession

• algal bloom

Which of the following might depend on a rabbit for its energy?

• grasshopper

• wolf

• horse

• cow

Tags

NGSS.MS-LS2-2