Question

BIOLOGY BYTE


please answer


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Answer 1

Heya user ! ️✋

✍Here's the required answer :

1. Name the part of plant in a cell in which

I) many chemical reactions occur with the help of enzymes.

Ans. Cytoplasm

ii) a network of chromatin fibres occurs.

Ans . Nucleus

iii) cellulose forms the main component.

Ans. Cell wall

2. Differentiate between :

I) an organ and an organelle

Ans.

• Organs are a part of a body whereas organelles are a part of a cell.
• Organs are macroscopic in structure whereas organelles are microscopic in structure.
• Organs perform specific life processes in a body whereas organelles perform specific process in a cell only.
• Organs examples: lungs ,heart , brain , etc.
• Organelles examples : Mitochondria, nucleus

ii) a plant cell and an animal cell pertaining to presence of plastids.

Ans. In plant cells , plastids are usually present whereas in animal cells they are absent.

3. Name the cell organelles concerned with :

I) secretion of enzymes

Ans. Ribosomes

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Thanks for the question ☺

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