Ecology Cycles

Which process takes carbon dioxide out of the atmosphere?

• respiration

• combustion

• decomposition

• photosynthesis

Tags

NGSS.MS-LS1-6

What is the process of taking nitrogen gas from the atmosphere and converting it to usable compounds?

• nitrogen composition

• ammonia

• nitrogen fixation

• denitrification

Tags

NGSS.MS-LS2-3

Which of the following would be the definition of a detritivore/decomposer?

• Animals that eat insects.

• Organisms that feed on rocks, recycling the nutrients back into the ground.

• Organisms that eat only plants

• Organisms that feed on dead or decaying organisms

Tags

NGSS.MS-LS2-3

Which describes the relationship between plants and animals in the carbon cycle?

• Plants produce and release oxygen that animals need

• Plants produce and release carbon dioxide that animals need

• Animals produce and release oxygen that plants need

• Animals produce oxygen that plants turn into carbon dioxide

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which organisms convert nitrogen gas into a usable form for plants and animals?

• bacteria

• animals

• fungi

• car exhaust

The amount of energy transferred from a lower trophic level to the next highest level is roughly about _____.

• 1%

• 10%

• 100%

• 1000%

Tags

NGSS.MS-LS2-3

Which organisms are the first to use the sun's energy to produce carbohydrates?

• consumers

• detritivores

• producers

• decomposers

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which role do the rats and insects inhabit in the food web above?

• primary consumer

• secondary consumer

• producer

• decomposer

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

After a forest fire, an ecosystem would start regrowth through -

• primary succession

• secondary succession

• climax community

• limiting factors

Tags

NGSS.MS-LS2-3

Breaking News! A new island has formed off of Hawaii! What must occur for it to become an ecosystem?

• Secondary Succession

• Aquatic succession

• Primary Succession

• Ferns must grow