Cell Biology AFCAT Questions

AFCAT Biology

Cell Biology MCQ Questions


1.
Who first observed and described a live cell?
A.
Robert Brown
B.
Robert Hooke
C.
Rudolf Virchow
D.
Antonie Van Leeuwenhoek
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ANSWER :
D. Antonie Van Leeuwenhoek
2.
Who discovered the nucleus of the cell?
A.
Leeuwenhoek
B.
Schwann
C.
Robert Brown
D.
Schleiden
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ANSWER :
C. Robert Brown
3.
The cell theory was proposed by:
A.
Watson and Crick
B.
Mendel and Morgan
C.
Darwin and Wallace
D.
Schleiden and Schwann
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ANSWER :
D. Schleiden and Schwann
4.
Who first explained that cells arise from pre-existing cells (Omnis cellula-e cellula)?
A.
Schleiden
B.
Schwann
C.
Rudolf Virchow
D.
Robert Brown
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ANSWER :
C. Rudolf Virchow
5.
Which of the following is NOT a component of the modern cell theory?
A.
All living organisms are composed of cells
B.
Cells are the basic unit of structure and function
C.
All cells arise from pre-existing cells
D.
Cells arise spontaneously from non-living matter
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ANSWER :
D. Cells arise spontaneously from non-living matter
6.
Theodore Schwann concluded that the presence of which structure is unique to plant cells?
A.
Plasma membrane
B.
Ribosomes
C.
Nucleus
D.
Cell wall
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ANSWER :
D. Cell wall