NEETBotanyPlant Kingdom
Read the following statements and choose the correct option: 1. Many species of Porphyra, Laminaria and Sargassum are among the 70 species of marine algae used as food. 2. Algin, one of the commercial products obtained from Algin and carragen are used to grow microbes in preparations of icecream and jellies. 3. Chollera, a unicellular alga, rich in proteins is used as food supplement even by space travellers. 4. Agar
Options
- A1, 4 and 5 are correct
- BBoth 1 and 3 are incorrect
- CAll are incorrect
- DOnly 3 is correct
Correct answer
A. 1, 4 and 5 are correct
Step-by-step solution
Agar, one of the commercial products obtained from Gelidium and Gracilaria are used to grow microbes and in preparations of icecream and jellies. Chlorella, a unicellular alga, rich in proteins is used as food supplement even by space travellers.The algae are divided into three main classes: Chlorophyceae, Phaeophyceae and Rhodophyceae.