Please provide details of the following. For the years 2000, 2010 and 2020; The number of students sitting higher biology The number of students obtaining A grade at higher biology The number of students sitting higher chemistry The number of students obtaining A grade at higher chemistry The number of students obtaining at least AAABB within one sitting including three sciences (maths, chemistry, physics, biology, human biology) 

Under section 25 of the Act, when information requested is otherwise accessible, a public authority must inform the applicant and provide the details of how to access the information.

For the years 2000, 2010 and 2020 the information for the number of students sitting Higher Biology as well as the number sitting Higher Chemistry and the number obtaining A grades in the subjects is available via our web pages at Statistics archive - Qualifications Scotland

The number of students obtaining at least AAABB within one sitting including three sciences (maths, chemistry, physics, biology, human biology):

In 2020 there were 3,618

In 2010 there were 2.054

Under section 17 of the Act, when an authority does not hold information is must inform the applicant.

We are unable to provide the information for 2000 as this information is not held.