Yr 10 Biology - Microscopy

Question 1

What are 2 different types of microscope?

Answer 1

Light and Electron

Question 2

What are some of the parts on a microscope?

Answer 2

Eyepiece, objective lens, stage, course/fine adjustment knob.

Question 3

How has the electron microscope helped improve our understanding of biology?

Answer 3

Electron Microscopes have allowed scientists to study the structures within cells in greater detail, leading to a better understanding of cellular respiration, cell division, etc.

Question 4

Define resolution

Answer 4

A measure of the microscope’s ability to distinguish between two points which are close together on an object.

Question 5

Give the equation for calculating magnification

Answer 5

Magnification = (size of image) / (size of real object)

Question 6

How many millimetres are in a centimetre?

Answer 6

10 millimetres = 1 centimetre

Question 7

How many micrometers are in a millimetre?

Answer 7

1000 micrometers = 1 millimetre

Question 8

What is the symbol for micrometers?

Answer 8

µ

Question 9

How many manometers in a micrometer?

Answer 9

1000 manometers = 1 micrometer