Cell Theory Question Preview (ID: 27781)
Examine The Role Of Microscopes In Discovering Cells.
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In the 1600s, which scientist discovered microbes in pond water by using a microscope?
a) Theodor Schwann
b) Robert Hooke
c) Anton van Leeuwenhoek
d) Matthias Schleiden
Through which microscope were cells first observed?
a) simple microscope
b) tunneling microscope
c) compound light microscope
d) electron microscope
Which microscope did Robert Hooke use to study tree bark?
a) electron microscope
b) compound light microscope
c) simple microscope
d) scanning microscope
A magnifying glass is an example of which type of microscope?
a) electron microscope
b) scanning microscope
c) compound light microscope
d) simple microscope
Which microscope uses a series of lenses to magnify an object in steps?
a) electron microscope
b) simple microscope
c) compound light microscope
d) scanning microscope
What do scanning electron microscopes and transmission electron microscopes have in common?
a) Both generate three-dimensional images
b) Both offer magnification to the atomic level.
c) Both are used to view the parts of a cell.
d) Both require a vacuum.
Which reason best explains why dead specimens must be used with transmission electron microscopes?
a) Electrons pass over the specimen.
b) Specimens are placed in a vacuum.
c) The lights that are used are harmful to the specimens.
d) The image that is produced is two dimensional.
A new multicellular organism has been discovered, and scientists want to study the organism’s cell structures, including organelles. Which microscope should they use?
a) scanning electron microscope
b) transmission electron microscope
c) compound light microscope
d) simple microscope
The first strands of DNA were observed through which microscope?
a) tunneling microscope
b) simple microscope
c) compound light microscope
d) electron microscope
Which statement best explains why cells were observed in more detail using a compound microscope than a simple microscope?
a) A compound microscope has greater magnification ability than a simple microscope.
b) The compound microscope was invented before the simple microscope.
c) A compound microscope is much easier to manufacture than a simple microscope.
d) Compound microscopes were more common than simple microscopes.
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