Microscopic yeast and bacteria are used to produce a variety of products, such as bread and beer, and carry out processes such as biogas production.
Which piece of equipment is needed to see microorganisms?
Which of these is an example of a microorganism that is a fungus?
A bacterial cell
An algal cell
A yeast cell
Which type of organism is used by the brewing industry in the beer making process?
Which product is made using bacteria?
Which substance, produced by bacteria, turns milk into yoghurt?
Which product is made using yeast?
Which gas is produced by yeast and causes dough to rise during bread making?
Which gas must be absent for fermentation to occur?
Which of the following are the products of fermentation by yeast?
Lactic acid and carbon dioxide
Ethanol and carbon dioxide
Oxygen and carbon dioxide