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