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प्रश्न
What was the contribution of the following to our knowledge of cells?
Robert Hooke
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उत्तर
Robert Hooke discovered and named cells.
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संबंधित प्रश्न
Write short notes on the following.
Cytoplasm
Write short notes on the following.
Nucleus of a cell
Try to find the names of four cell organells hidden in this maze, (hint: The hidden words can appear horizontally or vertically; forwards or backward or even mixed up). Write them in the lines provided. For example : “NUCLEUS” in the last row, seven backward letters.
| A | J | F | B | H | E | M | O | E | L | O | U | C | A | V |
| H | V | L | E | U | C | O | P | L | A | S | T | N | O | E |
| C | H | R | O | M | O | P | L | A | S | T | X | T | E | R |
| S | U | E | L | C | U | N | W | P | L | A | S | T | I | D |
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 |
Write a short answer.
Where are the genes located in a cell?
Fill in the blank with a suitable word:
DNA is an abbreviated form of ______.
the question has four options. Choose the correct answer:
The word cell was given by
What is difference between us?
Prokaryotic cell and eukaryotic cell.
Answer the following question.
Who discovered cells, and how?
