What is the main type of acid found in acid rain?
Hydrochloric acid | Sulphuric acid | Nitric acid | Ethanoic acid
What is the chemical name of vitamin B1?
Niacin | Pyridoxine | Riboflavin | Thiamine
Beriberi is a disease caused by the deficiency of which vitamin?
Which acid is contained within the sting of a stinging nettle?
Ethanoic | Formic | Nitric | Hydrochloric
By what abbreviation is deoxyribonucleic acid commonly known by?
What colour does litmus paper turn in the presence of acid?
Red | Blue | Green
