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प्रश्न
Make sketches of animal and plant cells which you observe under microscope.
थोडक्यात 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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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 5: The Cell - Evaluation [पृष्ठ ६७]
APPEARS IN
संबंधित प्रश्न
What is osmosis?
Which type of cell division is required for growth and repair of body and which type is involved in formation of gametes?
All life starts as _________.
Name the scientist who invented the first microscope.
Write true or false for each statement. Rewrite the false statements correctly:
The size of a cell is usually measured in centimetres
Write a short answer.
What is the relationship between growth and cell division?
Define the term cell? Also, describe types of cells.
Match the items in column A with the appropriate items in column B:
| column A | column B |
| 1. Platform or workplace for the synthesis of proteins | a. Golgi complex |
| 2. A powerhouse of cells | b. Ribosomes |
| 3. Help in the formation of cell plate during cell division | c. Chloroplast |
| 4. Site for photosynthesis | d. Mitochondria |
| 5. Control tower of cell | e. Chromosomes |
| 6. A structure bearing genes | f. Nucleus |
the question has four options. Choose the correct answer:
The cell was discovered by
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 |
