Photosynthesis MCQs 2

Question #1: A plant in your garden avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynthesis at high temperatures and has improved efficiency of nitrogen utilisation. In which of the following groups would you assign this plant?

Question #2: Which of the following is a false statement ?

Question #3: How many ATP and NADPH2 molecules are used for fixing one molecule of CO2 ?

Question #4: C4 plants are more expensive in terms of ATP required for CO2 fixation, the additional number of ATP required by C4 plants in comparison to C3 plants is :

Question #5: Consider the following processes : 1. O2 evolution 2. CO2 fixation 3. NADPH formation 4. HMP pathway Which of these do not occur in thylakoids ?

Question #6: Solarisation is a process in which ?

Question #7: During light reaction of photosynthesis, which of the following phenomenon is observed during cyclic phosphorylation as well as non-cyclic phosphorylation ?

Question #8: In case of C4-plants, which enzyme fixes the CO2 released during decarboxylation of malate :

Question #9: Photosynthesis consists of essentially two biological reaction systems, one followed by the other, the second of these systems does which of the following?

Question #10: The first step for initiation of photosynthesis will be

Question #11: Inhibition of photosynthesis in high concentration of oxygen is mainly due to

Question #12: Select the wrong statement :

Question #13: Choose the incorrect statement :

Question #14: Oxygenic photosynthesis occurs in :

Question #15: With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct ?



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