AQA GCSE Biology Required Practical Revision Powerpoint

AQA GCSE Biology Required Practical Revision Powerpoint.

This revision powerpoint covers the required practicals in GCSE Biology.

The required practicals included are:

1: Use a light microscope to observe, draw and label a selection of plant and animal cells
2: Investigate the effect of antiseptics or antibiotics on bacterial growth using agar plates and measuring
zones of inhibition
3: Investigate the effect of a range of concentrations of salt or sugar solutions on the mass of plant tissue.
4: Use qualitative reagents to test for a range of carbohydrates, lipids and proteins.
5: Investigate the effect of pH on the rate of reaction of amylase enzyme.
6: Investigate the effect of light intensity on the rate of photosynthesis using an aquatic organism such as
pondweed.
7: Plan and carry out an investigation into the effect of a factor on human reaction time.
8: Investigate the effect of light or gravity on the growth of newly germinated seedlings.
9: Measure the population size of a common species in a habitat.
10: Investigate the effect of temperature on the rate of decay of fresh milk by measuring pH change.