Required Practical
Food tests
Published GCSE Biology content linked to food tests practical work.
Related topics
8topic
Animal tissues, organs and organ systems
Organisation
topic
Photosynthesis
Bioenergetics
topic
Respiration
Bioenergetics
topic
Homeostasis
Homeostasis and response
topic
Hormonal coordination in humans
Homeostasis and response
topic
Organisation of an ecosystem
Ecology
topic
Trophic levels in an ecosystem (biology only)
Ecology
topic
Food production (biology only)
Ecology
Learning objectives
42learning objective
Recall that amylase is a carbohydrase that breaks starch down into simple sugars.
The human digestive system
learning objective
Explain how the products of digestion are used to build new carbohydrates, lipids and proteins, and how some glucose is used in respiration.
The human digestive system
learning objective
Describe the required practical for testing foods with Benedict's solution, iodine solution and Biuret reagent.
The human digestive system
learning objective
Describe how to investigate the effect of pH on amylase using continuous sampling and iodine.
The human digestive system
learning objective
Represent photosynthesis using the word equation carbon dioxide plus water makes glucose plus oxygen.
Photosynthetic reaction
learning objective
Explain that glucose produced in photosynthesis may be used for respiration.
Uses of glucose from photosynthesis
learning objective
Explain that glucose produced in photosynthesis may be converted into insoluble starch for storage.
Uses of glucose from photosynthesis
learning objective
Explain that glucose produced in photosynthesis may be used to produce fat or oil for storage.
Uses of glucose from photosynthesis
learning objective
Explain that glucose produced in photosynthesis may be used to produce cellulose to strengthen cell walls.
Uses of glucose from photosynthesis
learning objective
Explain that glucose produced in photosynthesis may be used to produce amino acids for protein synthesis.
Uses of glucose from photosynthesis
Flashcards
10flashcard
What is the role of progesterone in contraception?
Progesterone inhibits egg maturation and release from the ovaries.
flashcard
What should you know about role of biotechnology in Food production (biology only)?
Explain how genetically modified bacteria can produce human insulin.
flashcard
What is the word equation for aerobic respiration?
Glucose + Oxygen → Carbon Dioxide + Water
flashcard
What does a graph showing blood glucose concentration after a meal typically illustrate?
Blood glucose concentration rises after a meal and then decreases as insulin facilitates glucose uptake by cells.
flashcard
Give a concise definition linked to the heart and blood vessels.
Describe the basic structures of the lungs that are required, including trachea, bronchi, alveoli and surrounding capillaries.
flashcard
Which learning point matters most for role of biotechnology?
Describe mycoprotein as a protein-rich food suitable for vegetarians.
flashcard
In what ways can glucose be utilized by plants aside from respiration?
Glucose can also be converted into starch for storage, fats, oils, cellulose, and amino acids.
flashcard
How would you explain how materials are cycled in an exam answer?
Recall that many materials cycle through abiotic and biotic components of ecosystems.
flashcard
What reagent is used to test for proteins?
Biuret reagent.
flashcard
What is the endocrine system?
The endocrine system is a system of glands that secrete hormones directly into the bloodstream.
Questions
10mcq
Which option best explains glucose within Photosynthesis?
In AQA-style practice, the correct answer must match the objective closely and use the science rather than filler wording. That is why Glucose produced in phot…
mcq
For Respiration, which option explains "define metabolism as the sum of all reactions in a cell or the body" most accurately?
Define metabolism as the sum of all reactions in a cell or the body. is linked to respiration because it is part of... is the supported choice because it conne…
mcq
For Respiration, which option explains "explain that anaerobic respiration occurs in muscles if insufficient oxygen is supplied" most accurately?
Explain that anaerobic respiration occurs in muscles if insufficient oxygen is supplied. is linked to respiration... is the supported choice because it connect…
mcq
Question 5: Which option best matches Transfer of biomass for this AQA GCSE Biology objective: Explain why large amounts of glucose used in respiration reduce biomass transfer?
The correct answer is exam focus: Explain why large amounts of glucose used in respiration reduce biomass transfer.. This supports the approved learning object…
question
What are the main advantages of kidney dialysis compared to kidney transplantation?
This answer is strong because it clearly outlines specific benefits of dialysis, addressing the evaluation of both treatment options. The question tests the st…
mcq
Which option best explains disease within Animal tissues, organs and organ systems?
The best answer is Students should be able to explain how defects in the immune system can increase the chance of infectious disease. because it explains the i…
question
What is the effect of ADH on urine concentration and volume?
This answer effectively connects the function of ADH with its physiological effects on urine concentration and volume, demonstrating an understanding of homeos…
question
Explain explain the consequences of faulty heart valves in the context of Animal tissues, organs and organ systems.
This question expects a structured explanation, not a single isolated fact. Credit comes from naming the correct idea, using precise biological vocabulary, and…
mcq
Which statement correctly describes equations in The human digestive system?
This question checks recall of Animal tissues, organs and organ systems. The correct option is Interpret simple word equations linked to digestion without need…
mcq
Which lifestyle change can help manage Type 2 diabetes?
Regular exercise helps improve insulin sensitivity and can aid in controlling blood glucose levels in individuals with Type 2 diabetes.
Revision notes and study guides
16revision note
Organisation of an ecosystem revision notes
Organisation of an ecosystem revision notes for AQA GCSE Biology 8461 covers approved learning objectives in Ecology, with links to practice questions, flashca…
revision note
Photosynthesis in Plants
Photosynthesis revision notes for AQA GCSE Biology 8461 covers approved learning objectives in Bioenergetics, with links to practice questions, flashcards, key…
revision note
Trophic levels in an ecosystem (biology only) revision notes
Trophic levels in an ecosystem (biology only) revision notes for AQA GCSE Biology 8461 covers approved learning objectives in Ecology, with links to practice q…
revision note
Respiration in Living Organisms
Respiration revision notes for AQA GCSE Biology 8461 covers approved learning objectives in Bioenergetics, with links to practice questions, flashcards, key co…
revision note
Homeostasis in Biology
Homeostasis revision notes for AQA GCSE Biology 8461 covers approved learning objectives in Homeostasis and response, with links to practice questions, flashca…
revision note
Hormonal Coordination in Humans
Hormonal coordination in humans revision notes for AQA GCSE Biology 8461 covers approved learning objectives in Homeostasis and response, with links to practic…
revision note
Food production (biology only) revision notes
Food production (biology only) revision notes for AQA GCSE Biology 8461 covers approved learning objectives in Ecology, with links to practice questions, flash…
revision note
Animal tissues, organs and organ systems revision notes
Animal tissues, organs and organ systems revision notes for AQA GCSE Biology 8461 covers approved learning objectives in Organisation, with links to practice q…
study guide
Photosynthesis in AQA GCSE Biology
Photosynthesis study guide for AQA GCSE Biology 8461 covers approved learning objectives in Bioenergetics, with links to practice questions, flashcards, key co…
study guide
Homeostasis in Biology
Homeostasis study guide for AQA GCSE Biology 8461 covers approved learning objectives in Homeostasis and response, with links to practice questions, flashcards…
Common mistakes and exam tips
16common mistake
Sustainable fisheries common mistake 1
Answer by clearly explaining how to describe how controlling net size can conserve fish stocks..
common mistake
The effect of lifestyle on some non-communicable diseases common mistake 1
Answer by clearly explaining how to explain the effects of smoking and alcohol on unborn babies..
common mistake
The human digestive system common mistake 1
Answer by clearly explaining how to recall that lipases break lipids into glycerol and fatty acids..
common mistake
Health issues common mistake 1
Answer by clearly explaining how to use scatter diagrams to identify correlation in health data..
common mistake
Misunderstanding Sterilisation
Clarify that sterilisation is a permanent surgical procedure intended to prevent pregnancy and is not easily reversible.
common mistake
The human digestive system common mistake 1
Answer by clearly explaining how to explain how the products of digestion are used to build new carbohydrates, lipids and proteins, and how some glucose is use…
common mistake
Trophic levels common mistake 1
Answer by clearly explaining how to identify carnivores that eat herbivores as secondary consumers at trophic level 3..
common mistake
The effect of lifestyle on some non-communicable diseases common mistake 1
Answer by clearly explaining how to explain how diet affects the incidence of non-communicable disease..
exam tip
Visualize the Endocrine System
Remember to create a labeled diagram of the human endocrine system, highlighting the pituitary gland, pancreas, thyroid, adrenal gland, ovaries, and testes. Li…
exam tip
How materials are cycled exam tip 1
Use precise biological vocabulary when you explain how to describe how the carbon cycle returns carbon from organisms to the atmosphere as carbon dioxide..