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