Cell Theory & Microscopes

A cell's functions can include obtaining food and water and getting rid of

• proteins

• organelles

• wastes

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Compound microscopes focus light through _______________ to produce a magnified image.

• matter

• lamp

• lenses

A large organism is made up of many millions of?

• cells

• muscles

• bones

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A __________________ lens has a center that is thicker than its edge.

• concave

• convex

• compound

Cell ______________ describes how cells are related to living things.

• theory

• content

• structure

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The ability to distinguish between two nearby objects is called?

• magnification

• resolution

• vision

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The scientist who determined that all animals are made out of cells was?

• Hooke

• Leeuwenhoek

• Schwann

• Virchow

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A compound microscope with a 10× eyepiece and a 40× objective has a magnification of?

• 10x

• 40x

• 50x

• 400x

Which of the following statements is NOT part of the cell theory?

• All cells are produced from other cells.

• Cells can absorb food and oxygen.

• All living things are composed of cells.

• Cells are the basic units of structure and function in living things.

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The visible field of a microscope is 10 mm wide. How large is an object that takes up 1/2 of the field?

• 1 mm

• 2.5 mm

• 4 mm

• 5 mm