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Q1.
Define cell.
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A cell is a tiny mass of protoplasm which is limited by a membrane and is capable of performing all functions of life. It is the basic unit of life.
Q2.
What are cell organelles?
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The membrane bounded structures which are present in the cytoplasm of a cell are called cell organelles, for example, mitochondria, chloroplast, nucleus, etc.
Q3.
Name three cell organelles which contain DNA.
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Three cell organelles which contain DNA are:
- Nucleus
- Mitochondria
- Plastids
Q4.
What are lysosomes known as 'suicide-bags' of a cell?
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answer not shownQ5.
Do you agree that "A cell is a building unit of an organism". If yes, explain why?
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