Plant cell wall is made up of ________.
- AOption (a)
Chitin
- BOption (b)
Cellulose and pectin
- COption (c)
Pectin only
- DOption (d)
Murein
हिंदी में देखें
पादप कोशिका भित्ति ________ से बनी होती है।
- (a)
काइटिन
- (b)
सेलूलोज और पेक्टिन
- (c)
केवल पेक्टिन
- (d)
म्यूरीन
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Correct answer
Cellulose and pectin
Why this answer is correct
The Correct Answer is Option 2 i.e Cellulose and pectin.
- Chitin:
- Chitin is a large, structural polysaccharide, and is a derivative of glucose.
- It is a hard substance found in exoskeletons of arthropods and also in cell walls of certain fungi and algae.
- Plant cell wall:
- The plant cell wall is made up of cellulose and pectin.
- It provides a structural framework to support the growth of plants.
- The cell wall also acts as the first line of defense against pathogens.
- Pectin:
- It is a polysaccharide material that is found in fiber within the cell walls of most plants.
- It also contributes to the cell structure of plants.
- Murein:
- It is a polymer that makes up the cell wall of most bacteria.
- It is made of chains of alternating molecules called N-acetylglucosamine (NAG) and N-acetylmuramic acid (NAM).



