Question
Biology Question on Algae
Agar-agar is obtained from :
A
green algae
B
red algae
C
brown algae
D
blue-green algae
Answer
red algae
Explanation
Solution
Agar-agar is obtained from red algae**. **
** ** Agar-agar is a non-nitrogenouscarbohydrateconsisting of two polysaccharidesnamely, agarose and agaropectin. Agar-agar is obtained from several red algae e.g., Gelidium, Gracilaria, Chondrus etc.
The other options:
- Green algae- It is green due to the presence of chlorophyll a and b.
- Brown Algae- It is brown in color due to the presence of chlorophyll a and c along with fucoxanthin.
- Blue-Green algae- They are cyanobacteria, a group of photosynthetic prokaryotes.
Also Read:Algal Bloom