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प्रश्न
Under a microscope Paheli observes a cell that has a cell wall but no distinct nucleus. The cell that she observes is
विकल्प
a plant cell
a nerve cell
an animal cell
a bacterial cell
उत्तर
a bacterial cell
Explanation -
The cell observed by Paheli is a bacterial cell. It is a prokaryotic cell that has a cell wall (like plants) but no distinct nucleus.
A plant cell has a cell wall and a well defined nucleus, whereas in an animal cell, the former is not present.
A nerve cell is an animal cell that is long and branched to function as transmitter between brain and other parts.
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संबंधित प्रश्न
The unit of measurement used for expressing dimension (size) of cell is ____
The egg of an Ostrich is the _____ single cell.
The central yellow coloured yolk of the egg is ______.
Spirogyra and Human beings are unicellular.
The largest cell is the egg of an ______ with 170-millimeter width.
What are the consequences of the following conditions?
- A cell containing higher water concentration than the surrounding medium
- A cell having low water concentration than the surrounding medium.
- A cell having equal water concentration to its surrounding medium.
Illustrate only a plant cell as seen under electron microscope. How is it different from animal cell?
Majority of cells cannot be seen directly with our naked eyes because
Is the following statement correct? If it is wrong, correct the statement.
Statement : “Unicellular organisms do not respire, only multicellular organisms respire”
Name the following:
Bean-shaped cells of stomata.
