GCSE Biology B4 (OCR)

What do the basic processes of life carried out by all living things depend on?

What is photosynthesis?

What is respiration?

What are enzymes?

How do cells make enzymes?

Explain the lock and key model.

How do enzymes react to temperature?

How can you achieve the perfect balance between different temperatures for enzyme activity?

What effect does pH have on enzyme activity?

What is the word equation for photosynthesis?

What is the symbol equation for photosynthesis?

What are the main stages of photosynthesis?

How may the plant use the glucose produced during photosynthesis?

What is the structure of a plant cell?

What are the functions of the chloroplasts, cell membrane, nucleus, and cytoplasm?

Give an example of a mineral being taken up by plant roots to make some chemicals needed by cells.

What is diffusion?

Where does diffusion occur during photosynthesis?

What is osmosis?

Where does osmosis occur during photosynthesis?

What is active transport?

How do plants use active transport?

What factors may limit the rate of photosynthesis?

How is a transect taken?

Why do all living organisms require energy released by respiration?

What does 'synthesis or large molecules' include?

What does aerobic respiration take place in?

What is the word equation for aerobic respiration?

What is the symbol equation for aerobic respiration?

What does anaerobic respiration take place in?

What is the word equation for anaerobic respiration in animal cells?

What is the word equation for anaerobic respiration in plant cells?

_________ respiration releases more energy per ________ molecule than ________ respiration.

What is the structure of an animal or microbial cell?

What are the functions of the mitochondria, cell membrane, nucleus (or circular DNA), and cytoplasm?

What are some of the applications for the anaerobic respiration of microorganisms?