Cell structure and function Test 1
- what is it that makes an
organism living, or what is it that an inanimate thing does not have which
a living thing has’ ? The answer to this is the presence of
- growth
- metabolism
- irritability
- the basic unit of life – the cell
ans 4
- Unicellular organisms are capable of (a) independent existence
(b) performing the essential functions of life
- a only
- b only
- both a and b
- None of the above
Ans 3
- First person to saw and described a live cell.
- Robert Brown
- Anton Von Leeuwenhoek
- Dujardin
- Schwann
Ans 2
- Who, based on his studies on plant
tissues, concluded that the presence of cell wall is a unique character of the plant
cells.
- Schleiden
- Schwann
- Both 1 and 2
- Rudolf Virchow
- Schleiden and Schwann together formulated the cell theory. This theory
however, did not explain as to how
- New cells grow
- new cells respire
- new cells metabolize nutrients
- new cells were formed.
Ans 4
- In both prokaryotic and eukaryotic cells, a semi-fluid matrix that
occupies the volume of the cell is called
- cytoplasm.
- Nucleus
- DNA
- Chromosomes
- The main arena of cellular activities in both the plant and animal cells is
- cytoplasm.
- Nucleus
- Golgi complex
- Chromosomes
- The cell organelle found in all cells –both eukaryotic as well as prokaryotic is
- endoplasmic reticulum (ER),
- the golgi complex,
3.lysosomes,
4.Ribosomes
- The non-membrane bound organelles found in eukaryotic cells is
- Nucleus
2.Ribosomes
- vacuole
4.Microbodies
Ans2
10.The non-membrane bound organelles found in animal cells
- Ribosomes
b.Centrioles
- vacuole
d.Microbodies
- a only
- b only
- both a and b
- d only
Ans3
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