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प्रश्न
Write true or false for each statement. Rewrite the false statements correctly:
The size of a cell is usually measured in centimetres
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उत्तर
False
The size of a cell is usually measured in micrometres.
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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.
Where are chromosomes found in a cell? State their function.
Name the scientist who invented the first microscope.
Who coined the term “cell” ?
Describe the structure of the chromosome in brief.
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.
Who studied the cell first?
the question has four options. Choose the correct answer:
Chromosomes are made up of
What is difference between us?
Prokaryotic cell and eukaryotic cell.
