Two different sorts of microbes are:
A) plants and fungi.
B) crustaceans and viruses.
C) viruses and bacteria.
D) viruses and pollen grains.
Which of these lists the organisms in the correct size order, with smallest first?
A) viruses, bacteria, fungi, rose bushes, elephants
B) elephants, rose bushes, fungi, bacteria, viruses
C) bacteria, viruses, fungi, rose bushes, elephants
D) fungi, bacteria, viruses, rose bushes, elephants
Why do some people think that viruses are not living things?
A) They cannot carry out all seven of the life processes.
B) They can give people diseases.
C) They do not have lungs and so cannot breathe.
D) They are too small to see.
Look at the two pictures. What do they show?
A) X is a fungus and Y is a bacterium.
B) X is a pollen grain and Y is a virus.
C) X is a crustacean and Y is a plant
D) X is a virus and Y is a bacterium.
Which microbe is used to make bread rise?
A) bacteria
B) yeast
C) plants
D) sodium bicarbonate
When a microbe gives you a disease you are said to be:
A) indebted to the microbe.
B) ingested by the microbe.
C) injected by the microbe.
D) infected by the microbe.
Colds, flu, chickenpox and AIDS are all caused by:
A) viruses.
B) fungi.
C) polluted air.
D) animals.
Dimitri has a cold. He may have caught this by:
A) standing in a cold place for too long.
B) not eating enough fruits and vegetables.
C) breathing in air containing a microbe.
D) staying up too late and getting very tired.
Bacon takes longest to go off if it is kept in a:
A) fridge.
B) fruit bowl.
C) breadbox.
D) freezer.
One part of your body that tries to keep microbes out is your:
A) hair.
B) nails.
C) arm.
D) skin.
Look at the diagram. The organ shown in the diagram can kill microbes because:
A) it is very hot.
B) it squashes them.
C) there is no air in it
D) it contains a strong acid.
An antibiotic is a medicine that:
A) kills bacteria and viruses.
B) kills only viruses.
C) kills only bacteria.
D) is dangerous and so is no longer used.
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