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Question
Distinguish between the following pair of terms:
Protoplasm and cytoplasm
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Solution
| Sr. No. | Points | Protoplasm | Cytoplasm |
| 1. | Definition | The entire living substance of a cell contained within the cell membrane. | The jelly-like part of the protoplasm outside the nucleus. |
| 2. | Components | Contains cytosol, organelles, and the nucleus. | Contains cytosol and organelles, but excludes the nucleus. |
| 3. | Composition | Made up of cytoplasm + nucleoplasm (material inside the nucleus). | Mainly composed of water, salts, enzymes, and structural filaments. |
| 4. | Relation to the Cell | Represents the whole living content of the cell. | Represents the part of the protoplasm outside the nucleus. |
| 5. | Includes Nucleus? | Yes, it includes the nucleus. | No, it does not include the nucleus. |
| 6. | Function | Responsible for all life processes of the cell. | Provides a medium for organelles and supports various metabolic activities. |
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Match the item in column 'A' with those in column 'B'.
| Column A | Column B |
| (a) Vacuoles | (i) Intracellular digestion |
| (b) Nucleolus | (ii) Respiratory enzymes |
| (c) Lysosomes | (iii) Covered by tonoplast |
| (d) Anthocyanin | (iv) Dissolved in the cytoplasm |
| (e) Cristae | (v) Forms RNA |
Distinguish between the following pairs of terms :
Nucleolus and nucleus
State the major function of the following :
Lysosomes
Put a tick mark (✓) against the correct alternative in the following statement:
The vacuole contains:
Write true or false for each statement. Rewrite the false statements correctly:
At the time of cell division the chromatin network changes into small thread-like structures called genes
Write true or false for each statement. Rewrite the false statements correctly:
Chromoplasts are the kitchen of the cell
Define the following term:
Organelles
