Aqa Biology Higher Gcse Questions (GCSE Biology)

Which change would decrease the rate of transpiration in a plant?

Which graph relationship obeys the inverse square law for light intensity from a point source?

Which of the following is the balanced symbol equation for photosynthesis?

In an experiment testing antibiotics on bacteria using paper discs on agar, which quantitative measurement gives the best comparison of antibiotic effectiveness?

What is the main advantage of fitting a stent to a blocked coronary artery?

Which statement correctly describes antibiotic resistance?

On a lateral flow urine test strip, what is the main role of the control area?

Which substance strengthens xylem cell walls in plants in addition to cellulose?

Why does bursting of many red blood cells (hemolysis) during malaria cause tiredness?

Which organism is a vector that transmits malaria between people?

Which blood vessels are most commonly affected by coronary heart disease?