lesson 1

Question 1

for enlarging small objects not clearly seen by the naked eye

Answer 1

MAGNIFICATION

Question 2

for increasing the amount of the details an observer can see to distinguish two separate but adjacent parts

Answer 2

RESOLUTION

Question 3

spectacle-makers and father-and-son created the first microscope

Answer 3

Hans and Zacharias Janssen

Question 4

Observe insects and first to observe bacteria

Answer 4

Anton Van Leeuwenhoek 1675

Question 5

tiny organisms moving in the water

Answer 5

ANIMALCULES

Question 6

invents the ultramicroscope, which allows for observation of specimens below the wavelength of light.

Answer 6

RICHARD XSIGMONDY

Question 7

Transparent biological materials are studied for the first-time using–invention of the phase-contrast microscope

Answer 7

FRITS XERNIKE

Question 8

ust six years after the invention of the phase contrast microscope comes the electron microscope, developed by

Answer 8

ERNST RUSKA

Question 9

Types of Microscope

Answer 9

1. Compound microscope - Monocular and Binocular
2. Stereo microscope
3. Digital microscope
4. Fluorescence microscope
5. Inverted microscope
6. Automated imaging system

Question 10

The high-powered objective lens (40x)(also called

Answer 10

also called “high dry” lens

Question 11

3-D specimen images possible with the invention of the scanning tunneling microscope by

Answer 11

Gerd Binnig and Heinrich Rohrer