WJEC A-Level Biology (Wales) · WJEC A410QS
3 Energy, homeostasis and the environment
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Practice questions on Energy, homeostasis and the environment
- Explain how memory cells protect the body more effectively when the same pathogen enters t… (5 marks, Explain)
- Describe the role of the immune system in defending the body against a pathogen that has e… (5 marks, Describe)
- Explain how phagocytes and lymphocytes work together to destroy a pathogen that has entere… (5 marks, Explain)
- A student investigating immunity injects a mouse with a specific antigen. The mouse produc… (5 marks, Explain)
- Malaria is a communicable disease caused by a protist spread through the bite of a female … (5 marks, Describe)
- Explain how the human body defends itself against pathogens before they enter the body and… (5 marks, Explain)
- HIV is a communicable disease that can lead to AIDS. Explain how HIV affects the immune sy… (5 marks, Explain)
- Chlamydia is a communicable disease caused by a bacterium. Explain how the human body atte… (5 marks, Explain)
- Ash dieback is a communicable disease affecting ash trees in the UK. Describe how ash dieb… (5 marks, Describe and Explain)
- Malaria is a communicable disease caused by a protist spread by mosquitoes. Describe how t… (5 marks, Describe and Explain)
- Explain how the human body's non-specific defence systems and the immune system work toget… (5 marks, Explain)
- Describe how the human body produces monoclonal antibodies and explain one way in which th… (5 marks, Describe and Explain)
- Explain how the human body uses antibodies to destroy a pathogen after it has entered the … (5 marks, Explain)
- Describe the role of lymphocytes and phagocytes in destroying a pathogen that has entered … (5 marks, Describe)
- Explain how the human immune system responds when a pathogen enters the body for the first… (5 marks, Explain)
- Malaria is a communicable disease caused by a protist spread by mosquitoes. Explain how ma… (5 marks, Explain and Describe)
- Describe how aseptic techniques are used when culturing microorganisms in a school laborat… (5 marks, Describe)
- Explain how monoclonal antibodies are produced in a laboratory. Include in your answer the… (5 marks, Explain)
- Describe how the human body defends itself against pathogens. Include both non-specific de… (5 marks, Describe)
- Monoclonal antibodies can be used in the treatment of cancer. Explain how monoclonal antib… (5 marks, Explain)
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