GCSE Biology revision

This is a revision resource for GCSE Biology. It is a PPT, but could be printed and used as individual worksheets or in a booklet format. It contains a visual image and some questions on the following topics. However, the answers to the questions are not in the PPT.

Topics in the PPT

How enzymes work
Denature of enzymes
Photosynthesis
Environmental conditions
Surveying plants in a location: a transect
Diffusion
Osmosis
Active transport
Respiration: aerobic
Respiration: anaerobic
Uses of anaerobic respiration to make biogas, bread and alcohol
Cells tissues and organs
Structure of plant cells, organelles and their functions
Structure of animal cells, organelles and their functions
Stem cells: embryonic and adult
The structure of DNA: base pairing
How DNA is replicated
How proteins are made (genes switching on and off)
Mitosis
Meiosis
Phototropism and auxins in the tips