Biogeochemical Cycles Notes Flashcard

Front

What is the role of plants and algae in the carbon cycle according to the diagram?

Back

They take in carbon dioxide and convert it into sugars using sunlight and water.

Front

Which process in the carbon cycle is responsible for the release of CO2 by animals, plants, and decomposers?

Back

Cellular respiration

Front

What is the significance of carbon in organisms?

Back

It forms stable bonds with many elements and is the backbone of major macromolecules.

Front

What is fossilization and under what conditions does it occur?

Back

Fossilization is the process by which dead organisms can become fossil fuels over thousands of years under specific conditions.

Front

What is the result of combustion in the carbon cycle?

Back

It causes the release of vast amounts of CO2 into the atmosphere.

Front

What is the process called when water vapor condenses to form clouds in the sky?

Back

Condensation

Front

Which process describes the movement of water through the leaves of plants?

Back

Transpiration

Front

What is the term for water moving through soil layers, back to lakes and oceans?

Back

Percolation

Front

What percentage of the Earth's water is freshwater available for animals and plants?

Back

2.5%

Front

What is water called when it falls from the sky in the form of rain, snow, sleet, or hail?

Back

Precipitation