Vocabulary Practice 3.1

Front

Chlorophyll

Back

A green pigment found in the chloroplasts of plants and algae that is used to absorb light energy for photosynthesis.

Front

Phytoplankton

Back

Microscopic organisms that photosynthesize; they are buoyant and float in the upper part of the ocean. Also known as microalgae.

Front

Photosynthesis

Back

The process by which plants, algae, and phytoplankton use light energy to synthesize glucose from carbon dioxide and water to produce chemical energy.

Front

Mutualism

Back

A symbiotic relationship between two species in which both species benefit.

Front

Carbohydrate

Back

An organic compound that contains Carbon, Hydrogen, and Oxygen; it can be broken down during cellular respiration to release energy. Examples include starch, cellulose, and sugars like glucose.

Front

Chloroplasts

Back

Organelles in plant cells that contain chlorophyll and are the site of photosynthesis.

Front

Cellular Respiration

Back

The process by which cells break down glucose and other organic molecules to produce energy in the form of ATP.

Front

Ecosystem

Back

A community of living organisms interacting with their physical environment.

Front

Symbiosis

Back

A close and long-term interaction between two different biological species.

Front

Autotrophs

Back

Organisms that produce their own food through photosynthesis or chemosynthesis.