Which of the following pigment is yellow in colour?

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Important Questions on Photosynthesis in Higher Plants

EASY

Biology>Plant Physiology>Photosynthesis in Higher Plants>Pigments Involved in Photosynthesis

With the help of a suitable diagrammatic representation explain HSK pathway.

EASY

Biology>Plant Physiology>Photosynthesis in Higher Plants>Pigments Involved in Photosynthesis

Choose the correct statements among the following.
A) Chlorophyll is the major pigment responsible for the trapping of light, accessory pigments also participate
B) In green plants, H₂O is the hydrogen donor
C) In purple sulfur bacteria the oxidation product is carbon
D) Radioisotope studies proved water as a source of O₂ release in photosynthesis.

EASY

Biology>Plant Physiology>Photosynthesis in Higher Plants>Pigments Involved in Photosynthesis

If a pure chlorophyll solution is illuminated with ultraviolet light, the solution appears:

EASY

Biology>Plant Physiology>Photosynthesis in Higher Plants>Pigments Involved in Photosynthesis

Which one of the following is NOT a role of accessory pigments?

MEDIUM

Biology>Plant Physiology>Photosynthesis in Higher Plants>Pigments Involved in Photosynthesis

Assertion (A): Chromatographic separation of leaf pigments shows that leaves has four different pigments.

Reason (R): Pigments absorb light at specific wavelengths and help in the process of photosynthesis. The major leaf pigments are chlorophyll-a, chlorophyll-b, xanthophylls and carotenoids.

The correct option among the following is:

MEDIUM

Biology>Plant Physiology>Photosynthesis in Higher Plants>Pigments Involved in Photosynthesis

The graph below represents the absorption spectrum of a major pigment contributing to photosynthesis.

Question Image
Which one of the following best represents the photosynthetic efficiency of the pigment?