chap 4 vocab

Question 1

autotroph

Answer 1

organism that is able to capture energy from sunlight or chemicals and use it to produce its own food from inorganic compounds; also called a producer

Question 2

primary producer

Answer 2

first producer of energy-rich compounds that are later used by other organisms

Question 3

photosynthesis

Answer 3

process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates such as sugars and starches