16. Which is not true about agar ?
(1) It is obtained from red alga
(2) It is used to grow microbes
(3) It is used to make ice-cream and gellies
(4) It is used as food supplement even by space
travellers
Answers
Answered by
9
Answer:
4
Explanation:
the product of chlorella and spirullina is used as food for space traveller
Answered by
0
Which is not true about agar ?
Correct Answer (4) It is used as food supplement even by space travellers.
(1) It is obtained from red alga
- Red algae are the source of the jelly-like substance known as agar. Unbranched polysaccharides derived from the red algae's cell walls are what give algae their jelly-like texture.
(2) It is used to grow microbes
- Gelidium and Gracilaria provide the agar-agar used as a growth medium for bacteria.
(3) It is used to make ice-cream and gellies
- Used to prepare ice cream and jellies as well as to grow microorganisms.
(4) It is NOT used as food supplement even by space
travellers.
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