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Light reactions, cyclic and non-cyclic photophosphorylation, chemiosmosis

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Every question from past board papers on Light reactions, cyclic and non-cyclic photophosphorylation, chemiosmosis, newest paper first. Open any question for its full worked answer.

NEET UG 2023 question paper (official, booklet G6)

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  1. The reaction centre in PS II has an absorption maxima at

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  2. Which of the following combinations is required for chemiosmosis?

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NEET UG 2022 question paper (official, booklet R6)

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  1. Which one of the following is not true regarding the release of energy during ATP synthesis through chemiosmosis ? It involves :

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NEET UG 2021 question paper (official, booklet M4)

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  1. Which of the following statements is incorrect ?

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NEET UG 2020 question paper (official, booklet E1)

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  1. In light reaction, plastoquinone facilitates the transfer of electrons from :

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NEET UG 2018 question paper (official, booklet EE)

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  1. Which of the following is *not* a product of light reaction of photosynthesis ?

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  2. Oxygen is *not* produced during photosynthesis by

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NEET UG 2016 Phase 1 question paper (official, booklet A)

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  1. Emerson's enhancement effect and Red drop have been instrumental in the discovery of :

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  2. In a chloroplast the highest number of protons are found in :

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