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प्रश्न
Give functions.
Lysosome
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उत्तर १
- Immune system - It destroys viruses and bacteria that attack the cell.
- Demolition squads - It destroys worn-out cellular organelles and organic debris. (Autolysis)
- Suicide Bags - When a cell becomes old or is damaged, lysosomes burst and enzymes digest their own cells.
- During starvation, lysosomes digest stored proteins, fats.
उत्तर २
Functions of lysosomes:
- Lysosomes destroy foreign materials that enter the cell.
- Dead and worn-out organelles are removed by lysosomes.
- Cells are autolysed by lysosomes, and their contents are released within the cell.
संबंधित प्रश्न
Complete the crossword with the help of clues given below.
Across
1. This is necessary for photosynthesis.
3. Term for component present in the cytoplasm.
6. The living substance in the cell.
8. Units of inheritance present on the chromosomes.
Down
1. Green plastids.
2. Formed by collection of tissues.
4. It separates the contents of the cell from the surrounding medium.
5. Empty structure in the cytoplasm.
7. A group of cells.
Write names of cell organelles.
_________ consists of membranous sacs and secrets 40 types of digestive enzymes.
________ is surrounded by microtubules, located near the nucleus.
Fill in the blanks :
__________ is a plastid which stores starch.
Put a tick mark (✓) against the correct alternative in the following statement:
The vacuole contains:
State the difference between cytoplasm and protoplasm
Fill in the blanks:
The jelly-like fluid that surrounds the nucleus of a cell is called ______.
Write true or false for each statement. Rewrite the false statements correctly:
Vacuoles are filled with a fluid called nucleoplasm
A typical cell consists of ______ major parts.
