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प्रश्न
Make sketches of animal and plant cells which you observe under microscope.
संक्षेप में उत्तर
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उत्तर
- Plant cell:
- It is usually larger in size. It is hard in nature.
- Plant cells have a cell wall in addition to their cell membrane.
- Plant cell have chloroplast which contains chlorophyll
- Plant cells have large vacuoles. Centrioles are absent.
- Animal cell:
- Animal cells are generally smaller than plant cells. It is not so hard as plant cells.
- A cell wall is absent.
- Chloroplast is usually absent.
- An animal cell may have many small vacuoles.
- Centrioles are found in animal cells.
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 5: The Cell - Evaluation [पृष्ठ ६७]
APPEARS IN
संबंधित प्रश्न
Write short notes on the following.
Nucleus of a cell
Differences between light microscope and electron microscope.
Name the part of the cell concerned with the following :
Transmission of hereditary characters from parents to offspring
Match the name of the organelle given in Column A with its function given in Column B.
| Column A (Organelle) | Column B (Function) | ||
| 1 | leucoplast | a | help in cell division |
| 2 | nucleus | b | transport of material |
| 3 | ribosomes | c | making food |
| 4 | mitochondria | d | digesting foreign bodies |
| 5 | endoplasmic reticulum | e | storage of starch and proteins |
| 6 | golgi bodies | f | making the cell turgid |
| 7 | chloroplast | g | making proteins |
| 8 | centrosome | h | controlling all the vital activities of a cell |
| 9 | vacuole | i | releasing energy |
| 10 | lysosomes | j | synthesis of cell wall in a plant cell |
Where are the genes located in a cell?
Write a short answer.
Why are mitochondria called the powerhouse of the cell?
What was the contribution of the following to our knowledge of cells?
Robert Hooke
Give one main function of the following:
Chloroplast
Which is the longest human cell?
What is difference between us?
Plant cell and animal cell.
