Biogeochemical Cycles Flashcard

Front

What do heterotrophs need nitrogen for?

Back

Making amino acids and proteins.

Front

What is the main energy source that drives the water cycle?

Back

Solar Radiation.

Front

What cycles through the environment in the hydrologic cycle?

Back

Hydrogen and Oxygen.

Front

What process converts carbon in the form of sugar into carbon dioxide gas?

Back

Respiration.

Front

What is respiration?

Back

The process by which oxygen is consumed and carbon dioxide is produced.

Front

What are biogeochemical cycles?

Back

Natural processes that recycle nutrients in various chemical forms from the non-living environment to living organisms and back.

Front

What is the water cycle?

Back

The continuous movement of water on, above, and below the surface of the Earth.

Front

What is photosynthesis?

Back

The process by which green plants use sunlight to synthesize foods with the help of chlorophyll.

Front

What is the role of carbon in the environment?

Back

Carbon is a key component of all living organisms and is involved in energy transfer.

Front

What is the nitrogen cycle?

Back

The process by which nitrogen is converted between its various chemical forms, including nitrogen fixation and denitrification.