Microscope and the Cell _ Team5

In the late 16th century________created the first compound microscope, placing one lens over another.

• Hans and Zacharias Janssen

• Robert Hooke

• Anton van Leeuwenhoek

• Al-Haytam and Seneca

Anton van Leeuwenhoek found tiny forms of life while examining water from ponds in the microscope, he called them “animacula”. What were these particles?

• Bacteria and protozoa

• Cells

• Dirt and dust

• None of the above

How much augment did the microscope of Hans and Zacharias Janssen had?

• 3 to 9 times

• 20 to 50 times

• 200 to 300 times

• 100 times

_____ figured that a transparent spherical container filled with water gave a close-up image of faint prints. This later inspired the magnifying glass in the year 1000.

• Al-Haytham

• Seneca

• Zacharias Janssen

• Aristoteles

Scientist that observed “cells”, as he called them, of a piece of cork under a microscope,

• Robert Hooke

• Anton van Leeuwenhoek

• Matthias Schleisen

• Theodor Schwann

Hooke designed a compound microscope consisting of three lenses placed on top of another along four tubes, all inside a cylinder.

• True

• False

Apart from coining the term “cell”, what other contribution did Hooke give in his work Micrographia?

• Describing how cells divide and grow

• Explaining the function of the cell’s organelles

• Making cells visible & describing them with detail.

• Recognize cells as living units

Leeuwenhoek’s microscope, which magnified objects 200 to 300 times, consisted of only one lens between two metal plates.

• True

• False

Leeuwenhoek reported all the discoveries he made with the microscope to________.

• Royal Society of London

• Collegium Curiosorum

• French Academy of Sciences

• Accademia del Cimento

Which is NOT a part of the microscope?

• Stage

• Focusing knob

• Diaphragm

• Focuser