Quiz # 1

Zaccharias Janssen and Hans Janssen created a magnifying device that served as the forerunner of the compound microscope and the telescope.

• True

• False

When carrying a microscope, you must must use both hands -- one holding the arm, the other supporting the base.

• True

• False

When changing objectives, use the revolving nosepiece.

• True

• False

What is the basic unit of life that can carry out all the functions of a living thing?

• Cell

• Atom

• Molecule

• Protein

According to him, all plants are made up of cells.

• Schleiden

• Schwann

• Virchow

• Hooke

Which of the following is not a unicellular organism?

• Amoeba

• Bacteria

• Plant

• Paramecium

What is the name of the double membrane that surrounds the nucleus?

• Cytoplasm

• Nuclear Envelope

• Nuclear Pore

• Nucleolus

Who coined the term "cell"?

• Anton Van Leeuwenhoek

• Joseph Lister

• Robert Hooke

• Janssen and Janssen

If the ocular lens' magnification if 10x, and you observing a specimen using LPO, what is the total magnification?

• 10x

• 100x

• 1000x

• 10000x

What part of the microscope controls the amount of light going through the specimen?

• Diaphragm

• Ocular lens

• Objectives

• Mirror