Biology Multiple Choice Questions and Answers for Different Competitive Exams

Multiple Choice Questions on Chloroplast

11.The plastid responsible for photosynthesis is
a) Leucoplast
b) Chromoplast
c) Chloroplast
d) All of these
chloroplast
12. Which of the following pigment is most abundant in green plants
a) chlorophyll a
b) chlorophyll b
c) carotene
d) xanthophyll
13. Photosynthetic Pigments are located on the
a) Inner membrane
b) thylakoid membrane
c) thylakoid lumen
d) outer membrane
14. Which of the following is an accessory pigment
a) chl a
b) chl b
c) carotenoids
d) none of these
15. Which of the following statements are incorrect regarding photosystems
a) The reaction of PS I is P 700 and Chl a is predominant pigment
b) The reaction centre of PS II is P680 and Chl b is predominant pigment
c) Both photosystems are located on the outer membrane
d) PSI is located on the thylakoid membrane
16. Which of the following statements are incorrect regarding light reaction
a) lIght reaction is called as Hill reaction
b) light reaction takes place in the grana of the chloroplast
c) CO2 fixation to carbohydrate is the major event in light reaction
d) ATP and NADPH are produced in light reaction
17. All plastids have similar structure because they can
a) store starch, lipids and proteins
b) gets transformed from one type to another
c) be present together
d) perform some function
18.  All types of plastids possess essentially the same structure because they
a) perform the same function
b) occur in aerial parts
c)  store food materials like starch, fats and protein
d) can transform from one form to another
19. Chlorophyll in Chloroplast is located in
a)  grana
b) stroma
c) thylakoids
d)  both grana and stroma
20. Chlorophyll consists of
a) 75% chlorophyll a and 25% chlorophyll b
b) 75% chlorophyll b and 25% chlorophyll a
c)  60% chlorophyll a and 40% chlorophyll b
d) 100% chlorophyll a
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Answers
11. c) Chloroplast
12. a) chlorophyll a
13. b) thylakoid membrane
14. c) carotenoids
15. c) Both photosystems are located on the outer membrane
16. c) CO2 fixation to carbohydrate is the major event in light reaction
17. b)  gets transformed from one type to another
18. d) can transform from one form to another
19. c) thylakoids
20. a) 75% chlorophyll a and 25% chlorophyll b

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