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प्रश्न
What is the function of the following?
Mitochondria
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उत्तर
Mitochondria - It is the powerhouse of the cell and provides energy for carrying out all the vital life activities of the cell.
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संबंधित प्रश्न
Carry out the following osmosis experiment:
Take four peeled potato halves and scoop each one out to make potato cups. One of these potato cups should be made from a boiled potato. Put each potato cup in a trough containing water. Now,
- Keep cup A empty.
- Put one teaspoon of sugar in cup B.
- Put one teaspoon salt in cup C.
- Put one teaspoon sugar in the boiled potato cup D.
Keep these for two hours. Then, observe the four potato cups and answer the following:
- Explain why water gathers in the hollowed portion of B and C.
- Why is potato A necessary for this experiment?
- Explain why water does not gather in the hollowed-out portions of A and D.
Explain why chloroplasts are found only in plant cells?
A plant cell can be identified from an animal cell by the :
Fill up the blank with the terms given below
All cells arise from ______ cells
Where are the genes located in a cell?
Write a short answer.
What is the relationship between growth and cell division?
What was the contribution of the following to our knowledge of cells?
Virchow
Fill in the blank with a suitable word:
The single-celled alga ______ measures 10 cm in length.
Fill in the blank with a suitable word:
______ controls all the metabolic activities of the cell.
Matching:
| 1. | Discovery of cell | a. | Nerve cell |
| 2. | Unicellular organism | b. | spirogyra |
| 3. | Multicellular organism | c. | Robert Hooke |
| 4. | Longest cell | d. | Cyanobacteria |
| 5. | Prokaryotic cell | e. | Amoeba |
