Biochemical Cycles Flashcard

Front

What percentage of energy is typically passed on to the next level in an ecosystem?

Back

10%

Front

What part of the water cycle requires a living organism to occur?

Back

Transpiration

Front

What are the gases that trap heat in the Earth's atmosphere, contributing to global warming?

Back

Green House gases

Front

What is the process called when nitrogen gas is converted into nitrates that plants and animals can use?

Back

Nitrogen Fixation

Front

What is the main agent that carries out Nitrogen Fixation?

Back

Bacteria

Front

What is the process of water vapor turning into liquid water in the water cycle?

Back

Condensation

Front

What is the process called when plants release water vapor into the atmosphere?

Back

Transpiration

Front

What is the term for the natural process of recycling nutrients in the environment?

Back

Biogeochemical cycles

Front

What is the role of decomposers in an ecosystem?

Back

They break down dead organic matter, returning nutrients to the soil.

Front

What is the main source of energy for the water cycle?

Back

The Sun