Question

(a) Name two different ways in which glucose is oxidized to provide energy in various organisms.
​(b) Write any two differences between the two ways of oxidation of glucose in organisms.

Answer 1

(a) Glucose can undergo either aerobic or anaerobic respiration to provide energy.

(b)

	Anaerobic respiration	Aerobic Respiration
(i)	It involves the partial breakdown of glucose.	It involves the complete breakdown of glucose into CO2 and H2O.
(ii)	A net gain of only 2 molecules of ATP occurs.	A net gain of 36 molecules of ATP occurs.