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प्रश्न
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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.
Name the scientist who invented the first microscope.
Name any five cell organelles.
Fill in the blank with a suitable word:
______ controls all the metabolic activities of the cell.
Who studied the cell first?
Name the different organelles in a cell?
Answer the following question.
Why is the cell called the structural and functional unit of life?
Robert Hooke saw many objects like Butterfly’s compound eyes, Bee’s wings, etc.
Robert Hooke published a book named ______ in the year 1665.
