A. 1610
B. 1510
C. 1660
D. None of
above
192. The nucleus in the cell was discovered
by?
A. Robert Brown in 1831
B. Robert
Hooke in 1665
C. Robert
Brown in 1665
D. Robert
Hooke in 1831
193. Magnification of a microscope is
calculated by?
A. Power of eye piece x magnifying power of it's objetive
B. Power of
eye piece - magnifying power of it's objetive
C. Power of
eye piece + magnifying power of it's objetive
D. None of
above
194. The term "CELL" was first used
by?
A. Robert
Brown in 1831
B. Robert Hooke in 1665
C. Robert
Brown in 1665
D. Robert
Hooke in 1831
195. Which scientist observed that the nucleus
was surrounded by a fluid in the cell?
A. Robert
Brown in 1831
B. Robert
Hooke in 1665
C. Schwann in 1839
D. Robert
Hooke in 1831
196. Cell Theory was proposed by?
A. Robert
Hooke & Robert Brown
B. Robert
Hooke & Schleiden
C. Schleiden & Schwann
D. Robert
Hooke & Schwann
197. According to Cell Theory?
A. Not all
organism are composed of cells
B. There is
no intreaction between different cell unit
C. Cell is
"de novo" structure, could arise form non-cellular
D. Cell can arise only by division of pre-existing cell
198. The microscope in which visible light is
used as source of illumination is?
A. Light microscope
B. X-ray
microscope
C. Electron
microscope
D. U-V ray
microscope
199. The Electron microscope has been designed
by?
A. Jensen
& Hand of Holland
B. Schleiden
& Schwann of Germany
C. Knoll & Rusk of Germany
D. None of
above
200. Microscope unaffected by magnetic field
is are?
A. Electron
microscope
B. Transmission
Elecron microscope
C. Scanning
Electron Microscope
D. Light Microscope
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