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प्रश्न
What structural and functional attributes must a cell have to be called a living cell?
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उत्तर
The structural and functional attributes must a cell has to be called a living cell are:
- Cell membrane- It is the outer membrane of the cell, it is selectively permeable so which allows only selected material to pass through it.
- Cytoplasm- It is a semi-fluid matrix and occupies the volume of the cell. It contains various materials which are necessary for the continuation of life as well as various chemical reactions that occur in it to keep the cell in a living state.
- Genetic material- Both eukaryotic and prokaryotic cells have genetic material. It is responsible for the carrying of hereditary characters from one generation to another.
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संबंधित प्रश्न
Indicate whether the following statements are True (T) or False (F).
Muscle cells are branched. (T / F)
Indicate whether the following statements are True (T) or False (F).
The basic living unit of an organism is an organ. (T / F)
Make a sketch of the human nerve cell. What function do nerve cells perform?
Growth of cell wall during cell elongation take place by ______.
Basis unit of life.
I convert the Sun’s energy into food for the plant. Who am I?______
Assertion (A): Majority of cells cannot be seen directly with naked eye because.
Reason (R): Cells are microscopic.
On the lines given below, write about what you have learned from the activities done in this lesson.
Let me tell you about some of the important things I’ve learned about cells. First, I’ll start with…______
Define a Prokaryotic cell.
Nowadays an ______ microscope is used to magnify and observe the cells.
In Latin, the word ‘cellula’ means a ______.
Analogy:
Smallest cell: virus.
Biggest cell: ______.
Name the largest Angiosperm cell
Cell theory was given by
A person takes concentrated solution of salt, after sometime, he starts vomiting. What is the phenomenon responsible for such situation? Explain.
Name the organelles which show the analogy written as under
Power house of the cell——
Why are lysosomes also known as “scavengers of the cells”?
Choose the correct statement with respect to unicellular organisms.
