Eduqas A-Level Biology · EDUQAS A100QS
4 Variation, inheritance and options
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Practice questions on Variation, inheritance and options
- Explain how IVF is used to help a couple who are experiencing infertility, and describe TW… (5 marks, Explain)
- Describe how the nervous system and the hormonal system differ in the way they send signal… (5 marks, Describe)
- Explain how the body uses negative feedback to control blood glucose concentration after a… (5 marks, Explain)
- Explain how a nerve impulse passes from one neurone to the next across a synapse. (5 marks, Explain)
- Explain how the hormone insulin helps to restore blood glucose concentration back to its o… (5 marks, Explain)
- Explain why studying the structure and functions of the brain is extremely difficult. In y… (5 marks, Explain)
- Describe the pathway of a nerve impulse in a reflex arc when a person accidentally touches… (5 marks, Describe)
- Explain how the body detects and responds to a rise in blood glucose concentration after a… (5 marks, Explain)
- Insulin and glucagon work together to maintain a stable blood glucose concentration. Expla… (5 marks, Explain)
- Describe the pathway of a reflex arc when a person steps on a sharp object. Include the ro… (5 marks, Describe)
- Explain how the body detects a drop in blood water concentration and responds to restore n… (5 marks, Explain)
- Describe the role of the kidneys and the hormone ADH in maintaining water balance in the b… (5 marks, Describe)
- A patient has damage to their pituitary gland meaning it can no longer secrete ADH. Explai… (5 marks, Explain)
- Explain what happens in a reflex arc when a person accidentally touches a sharp object wit… (5 marks, Explain)
- Explain why studying the brain to understand diseases such as Alzheimer's is difficult. (5 marks, Explain)
- A student is reading a book and then looks up to watch a bird flying in the distance. Desc… (5 marks, Describe)
- Describe the roles of the three types of neurone found in the nervous system, and explain … (5 marks, Describe)
- A person eats a large meal containing very little water on a hot day and sweats heavily. E… (5 marks, Explain)
- Describe how a nervous impulse is transmitted from one neurone to the next across a synaps… (5 marks, Describe)
- A student drinks a large volume of water on a hot day. Explain how the kidney responds to … (5 marks, Explain)
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