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प्रश्न
Give functions.
Nucleus
उत्तर १
- It controlls all metabolic activities of the cell and also the cell division.
- It is involved in the transmission of hereditary characters from parents to offspring.
उत्तर २
Functions of nucleus:
- It is the control centre of a cell as it controls all the activities of the cell.
- It also contains gene-containing chromosomes which are the units of inheritance in an organism.
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.
What would have happened? If.........
Plasma membrane had not been selectively permeable.
Give functions.
Vacuole
Distinguish between the following pairs of terms :
Nucleolus and nucleus
State the major function of the following :
Chromosomes:
State the major function of the following :
Glycogen granule
Write true or false for each statement. Rewrite the false statements correctly:
Vacuoles are filled with a fluid called nucleoplasm
Write a short answer.
Why is the cell membrane called selectively-permeable membrane?
Give one main function of the following:
Chromosomes
Identify the cellular structure with the help of the following clue:
It initiates and regulates cell division.
