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Algae

The major pig...

Question

The major pigments in Phaeophyceae are

A

chlorophyll a and b.

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B

chlorophyll a, c and fucoxanthin.

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C

chlorophyll a, d and phycoerythrin.

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D

chlorophyll a, d and fucoxanthin.

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Solution

The correct option is B
chlorophyll a, c and fucoxanthin.

Phaeophyceae or brown algae comprise about 2000 species that are mostly marine. They possess abundant of fucoxanthin pigment along with chlorophyll a and chlorophyll c.

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Similar questions

Q. Choose the correct order of colors in pigments-Chlorophyll, Phycoerythrin and Fucoxanthin.

Q. Match the following.

	ALGAE		PIGMENT
1	Rhodophyceae	i	Chlorophyll a,b and carotene
2	Phaeophyceae	ii	Chlorophyll a,c,d and xanthophyll
3	Chlorophyceae	iii	Chlorophyll a,d and phycoerythrin
		iv	Chlorophyll a,c and fucoxanthin

Q. Match the given pigments with their respective colours.

1. Phycoerythrin	a. Green
2. Fucoxanthin	b. Red
3. Chlorophyll	c. Brown

Q. Pick the option which includes all the correct statements from the following.

A. Chlorophyceae: Chlorophyll a and chlorophyll c pigments, starch-stored as food, asexual reproduction by zoospores.

B. Phaeophyceae: Fucoxanthin pigment, mannitol-stored as food, pear-shaped zoospores with 2, unequal sized apical flagella.

C. Rhodophyceae: Phycoerythrin pigment, floridean starch, reproduction by non-motile spore.

Q. Consider the following statements regarding the major pigments and stored food in the different groups of algae and select the correct options given.
A) In Chlorophyceae, the stored food material is starch and the major pigments are chlorophyll a and b.
B) In Phaeophyceae, laminarin is the stored food and major pigments are chlorophyll a and b.
C) In Rhodophyceae, floridean starch is the stored food and the major pigments are chlorophyll a, d and phycoerythrin.

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