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प्रश्न
Which of the following is not correct?
विकल्प
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.
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संबंधित प्रश्न
Cell is the basic unit of life. Discuss in brief.
Choose the correct option.
Cell Membrane is composed of ______.
Assertion (A): Majority of cells cannot be seen directly with naked eye because.
Reason (R): Cells are microscopic.
Why the cell is very important for us?
Nowadays an ______ microscope is used to magnify and observe the cells.
The branch of science that deals with the study of cells is called ______.
Analogy:
Smallest cell: virus.
Biggest cell: ______.
How do you distinguish between living and dead cells?
Name the organelle without membrane.
Which of the following can be made into crystal?
A cell will swell up if
Cell wall of which one of these is not made up of cellulose?
We eat food composed of all the nutrients like carbohydrates, proteins, fats, vitamins, minerals, and water. After digestion, these are absorbed in the form of glucose, aminoacids, fatty acids, glycerol etc. What mechanisms are involved in absorption of digested food and water?
Name the organelles which show the analogy written as under
Transporting channels of the cell——
Why are lysosomes also known as “scavengers of the cells”?
Identify the correct statement about cells.
What structural and functional attributes must a cell have to be called a living cell?
