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प्रश्न
Which of the following is not correct?
पर्याय
Robert Brown discovered the cell.
Schleiden and Schwann formulated the cell theory.
Virchow explained that cells are formed from pre-existing cells.
A unicellular organism carries out its life activities within a single cell.
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उत्तर
Robert Brown discovered the cell.
Explanation:
Robert Hooke discovered the cell and Robert Brown discovered the nucleus in the cell.
APPEARS IN
संबंधित प्रश्न
Indicate whether the following statements are True (T) or False (F).
Unicellular organisms have one-celled body. (T / F)
Indicate whether the following statements are True (T) or False (F).
Amoeba has irregular shape. (T / F)
Basis unit of life.
Suitable term for the various components of cell is ______.
Adipose: tissue:: eye: ______.
On the lines given below, write about what you have learned from the activities done in this lesson.
Let me tell you about some of the important things I’ve learned about cells. First, I’ll start with…______
Define a Prokaryotic cell.
Analogy:
Smallest cell: virus.
Biggest cell: ______.
Which of the following can be made into crystal?
Name the organelles which show the analogy written as under
Transporting channels of the cell——
Name the organelles which show the analogy written as under
Power house of the cell——
Name the organelles which show the analogy written as under
Packaging and dispatching unit of the cell——
Draw a plant cell and label the parts which
- determines the function and development of the cell
- packages materials coming from the endoplasmic reticulum
- provides resistance to microbes to withstand hypotonic external media without bursting
- is site for many biochemical reactions necessary to sustain life. (e) is a fluid contained inside the nucleus
Choose the correct statement with respect to unicellular organisms.
The table given below has certain terms and four blank spaces named A, B, C and D.
| Cell | Feature/part | Function |
| Amoeba | A | Movement |
| Plant Cell | Plastid | B |
| C | Spindle shaped | Contraction |
| Nerve Cell | D | Stimuli and response |
From the options given below choose the correct combination of terms.
______ is the largest organelle.
Name the following:
A pigment which is not found in plastids.
Define the following term:
Cell
