APES Unit 1 Review

Front

Which organism receives the least amount of energy from the producer?

Back

Owl

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

If there is 1000 Kcal available in the producers in trophic level 1, how much energy is available in the herbivores in trophic level 2?

Back

100 Kcal

Tags

NGSS.MS-LS2-3

Front

What is the largest reservoir for nitrogen?

Back

Atmosphere

Front

What is the process that moves nitrogen from the atmosphere and incorporates it into the soil within the cycle?

Back

Nitrogen fixation

Tags

NGSS.MS-LS2-3

Front

Place the ecology levels of organization in proper order (smallest to largest).

Back

Organism > Population > Community > Ecosystem > Biosphere

Front

What is the primary source of energy for ecosystems?

Back

The Sun

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

Define trophic levels in an ecosystem.

Back

Trophic levels are the hierarchical levels in an ecosystem, comprising producers, consumers, and decomposers.

Tags

NGSS.MS-LS2-2

Front

What is the role of producers in an ecosystem?

Back

Producers convert solar energy into chemical energy through photosynthesis.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

Explain the concept of energy transfer in food chains.

Back

Energy transfer in food chains decreases at each trophic level, typically following the 10% rule.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

What is denitrification?

Back

Denitrification is the process by which bacteria convert nitrates into nitrogen gas, returning it to the atmosphere.

Tags

NGSS.MS-LS2-3