Here you are provided photosynthesis MCQs which are very important for any medical exams, you know well. We have included many questions appeared in different entrance exams. Remember “Practice does not make perfect, only perfect practice makes perfect.” After learning photosynthesis chapter from your books or get our theory course, then come here, work it out and grow in confidence for your exam.
The process by which green plants and certain other organisms transform light energy into chemical energy is called Photosynthesis.
Q.1 Bio-Chemical phase in photosynthesis was first discovered by
Q.2 Photosynthetic units are referred as
Q.3 CAM-plants are mainly
(1) Succulent xerophyte
(4) None of the above
Q.4 What is the role of light in plants ?
(1) Necessary for photosynthesis
(2) Controls growth & Movement
(3) Controls distribution of hormones & flowering
(4) All of the above
Q.5 How many calvin cycles would generate one molecules of glucose/hexose
(1) One cycles
(2) Three cycles
(3) Six cycles
(4) Twelve cycles
Q.6 In photosynthetic bacteria the photosynthesis takes place in
Q.7 How many molecules of water would be consumed to support one calvin cycles
Q.8 Photosynthetic bacteria do not contain
(1) PS – I
(3) PS- I or PS-II
Q.9 How much energy in terms of ATP equivalents is consumed in the photosynthetic production of a mole of hexose
(1) 36 ATP e
(2) 38 ATP e
(3) 40 ATP e
(4) 54 ATP e
Q.10 What is the by product of bacterial photosynthesis ?
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