Energy Essential Vocab

Question 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

Answer 1

Autotroph

Question 2

Principal pigment of plants and other photosynthesis organisms

Answer 2

Chlorophyll

Question 3

Organisms that obtain food by consuming other living things; also called consumers

Answer 3

Heterotroph

Question 4

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 sugar and starch

Answer 4

Photosynthesis

Question 5

Light-absorbing molecule used by plants to gather that Sun’s energy

Answer 5

Pigment

Question 6

Elements or compounds produced by chemical reactions

Answer 6

Product

Question 7

Elements or compounds that enter into a chemical reactant

Answer 7

Reactant

Question 8

Fluid portion of the chloroplast; outside of the thylakoids

Answer 8

Stroma

Question 9

Saclike photosynthetic membranes found in chloroplasts

Answer 9

Thylakoid

Question 10

Compound used by cells to store and release energy

Answer 10

Adenosine Triphosphate (ATP)

Question 11

Process that requires oxygen

Answer 11

Aerobic

Question 12

Process that does not require oxygen

Answer 12

Anaerobic

Question 13

Process that releases energy by breaking down glucose and other food molecules in the presence of oxygen

Answer 13

Cellular Respiration

Question 14

Innermost compartment of mitachondrion

Answer 14

Matrix