B1.4 - Key Words

Biomass

The total mass of organisms in a given area

Chlorophyll

Green pigment in chloroplast which traps energy from the Sun

Endothermic

A chemical reaction in which energy is transferred from the surrounding to the reacting mixture

Limiting factors

Factors which can prevent an increase in the rate of photosynthesis

Photosynthesis

Process by which producers make food - carbon dioxide and water react to form glucose and oxygen

Producers

Organisms that make their own food through the process of photosynthesis