Photosynthesis and Energy Concepts

Front

What is the term for a reaction that absorbs energy?

Back

Endothermic

Front

What is the process of converting ammonium into nitrates and nitrites by nitrifying soil bacteria called?

Back

Nitrification

Front

What is the term for a reaction that releases energy?

Back

Exothermic

Front

Is it true that CO2 concentration is highest at night?

Back

False

Front

What is the amount of accumulated organic matter from primary productivity in an area at a given time called?

Back

Standing crop biomass

Front

What is the primary pigment involved in photosynthesis?

Back

Chlorophyll

Front

What are the two main stages of photosynthesis?

Back

Light-dependent reactions and Calvin cycle

Front

What is the main purpose of the light-dependent reactions in photosynthesis?

Back

To convert solar energy into chemical energy (ATP and NADPH).

Front

What is the role of carbon dioxide in photosynthesis?

Back

It is a reactant used to produce glucose during the Calvin cycle.

Front

What is the overall equation for photosynthesis?

Back

6CO2 + 6H2O + light energy → C6H12O6 + 6O2