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The evidence that during photosynthesis ...

The evidence that during photosynthesis oxygen comes from water

A

Photosynthetic bacteria employ `H_(2)S` and `CO_(2)` to form carbohydrates, water and sulphur

B

Isolated illuminated chloroplasts release oxygen if provided with potassium ferrocyanide

C

Isotopic `""^(18)O` provided as `H_(2)""^(18)O` appears as `""^(18)O_(2)` liberated in photosynthesis

D

All of the above

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The correct Answer is:
D
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A2Z-PHOTOSYNTHESIS IN HIGHER PLANTS-Section A : Topicwise Questions Topic 2 : Light Reaction (the Electron Transport , Cyclic And Non-cy
  1. Recognise the figure and find out the correct matching.

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  2. Bacterial photosynthesis contains

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  3. The evidence that during photosynthesis oxygen comes from water

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  4. Main difference between chlorophyll a and chlorophyll b is

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  5. Liberation of oxygen when green cells in water are exposed to sunlight...

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  6. Photophosphorylation is the process in which

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  7. Recognise the figure and find out the correct matching.

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  8. ATP formation during photosynthesis is

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  9. Red drop discovered by Emerson is due to disruption of photochemical a...

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  10. Leaves are green because they

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  11. Pigment acting as a reaction centre during photosynthesis is

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  12. Which one occurs both during cyclic and non-cyclic modes of photophosp...

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  13. In the two light reactions of photosynthesis

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  14. Which is sensitive to longer wavelengths of light

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  15. Pigment system I performs independently

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  16. The products of photochemical reaction are

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  17. Cyclic phosphorylation cannot sustain photosynthesis

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  18. In the chart of photophosphorylation, what does a represent ?

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  19. Electrons from excited chlorophyll of PS II are accepted first by

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  20. First electron acceptor of PS I is

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