An alga which can be employed as food for human being is :-

Phycoerythrin is the major pigment in

Read the following statements and choose the set of correct statements : In the membrane of Phaeophycean.
A. Asexual reproduction occurs usually by biflagellate zoospores.
B. Sexual reproduction is by oogamous method only.
C. Stored food is in the form of carbohydrates which is either mannitol or laminarin.
D. The major pigments found are chlorophyll a,c and carotenoids and xanthophyll.
E. Vegetative cells have a cellulosic wall, usually covered on the outside by gelatinous coating of algin.
Choose the correct answer from the option given below.

An example of colonial alga is

Isogamous condition with non-flagallated gametes is found in :

Monoecious plant of Chara shows occurrence of:

Select the wrong statement :

Read the following statements (A – E) and answer the question which follows them.

Which one of the following shows isogamy with non-flagellated gametes?

Hydrocolloid carrageen is obtained from:

Which of the following algae produce Carrageen?