- 1(current)
Q. No.Which of the following classes of algae store food that is chemically very similar to amylopectin and glycogen?
| 1. | Chlorophyceae | 2. | Phaeophyceae |
| 3. | Rhodophyceae | 4. | All algae |
Subtopic: Â Rhodophyceae: Red Algae and Importance of Algae |
 80%
Level 1: 80%+
Hints
Identify the incorrect statement regarding red algae:
| 1. | Major pigments are chlorophyll a, c and phycocyanin |
| 2. | Stored food is floridean starch |
| 3. | Cellulosic cell wall with pectin and polysulfate esters |
| 4. | Absent flagellar insertions |
Subtopic: Â Rhodophyceae: Red Algae and Importance of Algae |
 84%
Level 1: 80%+
Hints
Chl a, Chl d and phycoerythrin occur in
| 1. | Chlorophyceae | 2. | Bacillariophyceae |
| 3. | Cyanophyceae | 4. | Rhodophyceae |
Subtopic: Â Rhodophyceae: Red Algae and Importance of Algae |
 89%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
A species of red algae has been discovered near Bahamas at a depth of more than 260 m. This unusual feat is possible because this alga:
| 1. | lacks pigmentation and functions heterotrophically as parasite on other plants |
| 2. | has significant amount of phycoerythrin in addition to chlorophyll a and d |
| 3. | unlike other red algae has flagellated gametes |
| 4. | it has large number of root like rhizoids enabling it to attach to a deep substratum |
Subtopic: Â Rhodophyceae: Red Algae and Importance of Algae |
 84%
Level 1: 80%+
Hints
- 1(current)
Q. No.
© 2026 GoodEd Technologies Pvt. Ltd.