Question

IPUIIS
21. Oxygen liberated during photosynthesis comesfrom
(a) water
(b) chlorophyll
(c) carbondioxide
(d) glucose
22. The blood leaving the tissues becomes richerin
(a) carbondioxide
(b). water
(c) heamoglobin
(d) oxygen
23. Which of the following is an incorrectstatement?
(a) Organisms grow withtime
(b) Organisms must repair and maintain theirstructure
(c) Movement of molecules does not take place amongcells
(d) Energy is essential for lifeprocesses
24. The internal (cellular) energy reserve in autotrophsis
(a) glycogen
(b) protein
(c) starch
(d) fattyacid


pls answer fast​

Answer 1

21) chlorophyll

23) b

i now only two of these

Answer 2

21 . Answer is A

oxygen liberated comes from water