Photorespiration

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Photorespiration: Overview

This topic covers concepts such as Photorespiration and Organelles Involved in Photorespiration.

Important Questions on Photorespiration

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Which of the option is correct for photorespiration

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The energy wastage occurs during

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In photorespiration RuBisCo binds with O2 to form
i) Phosphoglycerate
ii) Phosphoglycolate
iii) Glyceraldehyde -3- Phosphate
iv) Phosphoenol pyruvate
The correct combination is:

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Due to photorespiration, approximately _____ of photosynthetically fixed CO2 is lost.

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What is the main reaction which differentiates C3 and C4 plants?

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A set of organelles involved in photorespiration are

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A cell organelle that is not associated with photorespiration is

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Photorespiration shows formation of

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Which one is wrong in photorespiration?

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Which of the following molecule is produced upon oxidation of RuBP during photorespiration?

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In photorespiration, the first stable product is

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The following compounds are intermediates in the pathway of photorespiration

I. phosphoglycolate II. serine III. glyoxylate IV. glycine

The correct sequence of their appearance in the pathway is

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Which of the following statement is incorrect about photorespiration?

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Peroxisomes are associated with

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The correct sequence of cell organelles involved in photorespiration is

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The cell organelle associated with photorespiration is

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A part of photosynthetically fixed CO2 goes back to the atmosphere due to __________

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Assertion: Photorespiration is completed in three cell organelles.

Reason: Peroxisomes, glyoxysomes, and desmosomes are involved in photorespiration.

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During photorespiration, the decarboxylation reaction occurs in

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C2 cycle is studied in