Advertisements
Advertisements
Question
Which of the following is not correct?
Options
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.
Advertisements
Solution
Robert Brown discovered the cell.
Explanation:
Robert Hooke discovered the cell and Robert Brown discovered the nucleus in the cell.
APPEARS IN
RELATED QUESTIONS
Indicate whether the following statements are True (T) or False (F).
Unicellular organisms have one-celled body. (T / F)
Indicate whether the following statements are True (T) or False (F).
Muscle cells are branched. (T / F)
Choose the correct option.
Cell Membrane is composed of ______.
A cell is the smallest unit of life.
I convert the Sun’s energy into food for the plant. Who am I?______
______ is the basic structural and functional unit of every living organism.
All the cells can be seen with our naked eye.
Cell arises from pre-existing cell was stated by
A person takes concentrated solution of salt, after sometime, he starts vomiting. What is the phenomenon responsible for such situation? Explain.
Which of the following is not a cell?
The table given below has certain terms and four blank spaces named A, B, C and D.
| Cell | Feature/part | Function |
| Amoeba | A | Movement |
| Plant Cell | Plastid | B |
| C | Spindle shaped | Contraction |
| Nerve Cell | D | Stimuli and response |
From the options given below choose the correct combination of terms.
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)___.
The smallest cell in the human body is ______.
What structural and functional attributes must a cell have to be called a living cell?
Give two examples of stains which make the nucleus distinct.
