UK GCSE · Biology
Infection, Photosynthesis, Respiration and Hormones
17 practice questions, each with the answer and an explanation.
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Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.
All 17 questions
- Which type of organism causes the disease malaria?
- How does a vaccine give protection against a disease?
- Why are antibiotics not used to treat viral infections?
- Which statement explains how antibiotic resistance develops in a population of bacteria?
- What is the role of white blood cells called phagocytes?
- In photosynthesis, which two substances are the reactants?
- Which factor would not directly limit the rate of photosynthesis?
- A graph of rate of photosynthesis against light intensity levels off. What does this show?
- Which is the word equation for aerobic respiration?
- Which product forms during anaerobic respiration in human muscles?
- After exercise a person keeps breathing deeply. Which is the best explanation?
- Which hormone is released by the pancreas to lower blood glucose levels?
- In which part of the body is the hormone adrenaline released?
- A person with type 1 diabetes eats a large sugary meal. What is the most likely effect if they do not inject insulin?
- What is the role of the hormone FSH in the menstrual cycle?
- Which part of the nervous system is made up of the brain and spinal cord?
- In a reflex arc, what is the correct order of structures?
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