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प्रश्न
Fill in the blank with a suitable word:
The single-celled alga ______ measures 10 cm in length.
उत्तर
The single-celled alga Acetabularia measures 10 cm in length.
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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.
Which part of the cell contains organelles?
Which one of the following is found both in the cells of a mango plant and a monkey?
What is the name of the chemical substance which constitutes the genes?
Fill in the blanks:
Organisms which are made up of a single cell are called ______ organisms.
Justify the statement "cell is the basic unit of life"
What was the contribution of the following to our knowledge of cells?
Schleiden
What was the contribution of the following to our knowledge of cells?
Schwann
When will you use a simple microscope and when, a compound microscope? Explain in detail how you will use them.
