3.3

Question 1

Photosynthesis

Answer 1

Chemical reaction that converts carbon dioxide and water to glucose and oxygen absorbs heat from Sun (endothermic reaction)

Question 2

Respiration

Answer 2

chemical process that converts glucose and oxygen into carbon dioxide and water, releases heat (exothermic)

Question 3

Carbon Sink

Answer 3

place where carbon is trapped effectively (in trees, crops, etc), anything that traps more carbon than releases

Question 4

Alveoli

Answer 4

tiny air sacs in the lungs that connects lungs to bloodstream, allowing oxygen and carbon dioxide to move from lungs and the bloodstream

Question 5

Aerobic res

Answer 5

oxygen converts into glucose during exercise

Question 6

Anaerobic res

Answer 6

chemical process that breaks down food without oxygen to produce energy