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प्रश्न
Choose the correct statement with respect to unicellular organisms.
विकल्प
In unicellular organisms, tissues work in coordination to perform different functions
Unicellular organisms do not require food
Unicellular organisms respire and reproduce
AH unicellular organisms move by cilia
उत्तर
Unicellular organisms respire and reproduce
Explanation -
The organisms which are made of single cell are called unicellular organisms. The single cell behaves as a complete organism performing basic functions such as respiration, reproduction, nutrition, movement, etc.
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संबंधित प्रश्न
Which of the following is not correct?
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.
Why the cell is very important for us?
Nowadays an ______ microscope is used to magnify and observe the cells.
Do you agree that “A cell is a building unit of an organism”. If yes, explain why?
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?
Fill in the blanks with the terms given in the box below :
| Nucleus | chromosomes | cell wall | cell membrane | protoplasm | cytoplasm | ribosome | cell organelles |
The outermost layer of plant cells is the __(a)____ beneath which is the __(b)____ The term ___(c)___ refers to the jelly-like substance containing all the ___(d)___ The __(e)____ contains thread-like structures called ___(f)___.
______ first saw and described a live cell.
Name the following:
A pigment which is not found in plastids.
