Question 1

What word means ‘the ability to distinguish between two points’

Accepted Answer

Resolution

Question 2

How would you increase the magnification (when using a microscope)

Accepted Answer

Change the objective lens

Answer

Zoom in

Answer

Turn the fine focusing wheel

Answer

Turn the coarse focusing wheel

Question 3

Name the small square of glass that is placed in top of the specimen.

Accepted Answer

Coverslip

Answer

Graticule

Answer

Slide

Answer

Micro-slide

Question 4

0.5mm = …?

Accepted Answer

500 micrometers

Answer

500 nanometers

Answer

5000 micrometers

Answer

0.0005 micrometers

Question 5

0.003mm =

Accepted Answer

3 x 10^-3mm

Answer

1 x 10^-3mm

Answer

3 x 10^-2mm

Answer

3 x 10⁺³mm

Question 6

Why is it necessary to use blotting paper to removes excess stain?

Accepted Answer

To prevent the stain coming into contact with the objective lens or spilling off the slide

Answer

To remove air bubbles

Answer

To save money

Answer

To help gain a clear image

Question 7

What is the function of mitochondria?

Accepted Answer

To transfer energy (from glucose) by aerobic respiration

Answer

To make energy by aerobic respiration

Answer

To make proteins

Answer

To make food (glucose) by photosynthesis

Question 8

A bacterium is 2 micrometers long. If it is magnified by x4000, what will the image size be?

Accepted Answer

8mm

Answer

800 micrometers

Answer

2000 micrometers

Answer

0.0005 micrometers

Question 9

What is the correct symbol for ‘micrometers’?

Accepted Answer

<math>\mu</math>m

Answer

<math>\gamma</math>m

Answer

nm

Answer

<math>\delta</math>m

Question 10

What type of microscope was used to produce this image of coronavirus?

Accepted Answer

An electron microscope

Answer

An electric microscope

Answer

A compound microscope

Answer

A light microscope

Question 11

What term means 'close to the true value'?

Accepted Answer

Accurate

Answer

Valid

Answer

Precise

Answer

Systematic

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