Required Practical
Decay
Published GCSE Biology content linked to decay practical work.
Related topics
11topic
Animal tissues, organs and organ systems
Organisation
topic
Plant tissues, organs and systems
Organisation
topic
Plant disease (biology only)
Infection and response
topic
Photosynthesis
Bioenergetics
topic
Homeostasis
Homeostasis and response
topic
The human nervous system
Homeostasis and response
topic
The development of understanding of genetics and evolution
Inheritance, variation and evolution
topic
Adaptations, interdependence and competition
Ecology
topic
Organisation of an ecosystem
Ecology
topic
Biodiversity and the effect of human interaction on ecosystems
Ecology
Learning objectives
33learning objective
Explain how temperature changes can affect enzyme activity.
The human digestive system
learning objective
Explain how temperature, humidity, air movement and light intensity affect the rate of transpiration.
Plant organ system
learning objective
Recognise that (HT only) plant diseases can be detected by areas of decay or rot.
Detection and identification of plant diseases
learning objective
Explain how temperature affects the rate of photosynthesis.
Rate of photosynthesis
learning objective
Explain that (HT only) temperature, light intensity, carbon dioxide concentration and chlorophyll can interact so that any one may limit photosynthesis.
Rate of photosynthesis
learning objective
Describe blood glucose concentration, body temperature and water levels as key internal conditions controlled by homeostasis.
Homeostasis
learning objective
Describe body temperature as an internal condition monitored and controlled by the thermoregulatory centre in the brain.
Control of body temperature (biology only)
learning objective
Explain that the thermoregulatory centre contains receptors sensitive to the temperature of the blood.
Control of body temperature (biology only)
learning objective
Explain that temperature receptors in the skin send impulses to the thermoregulatory centre.
Control of body temperature (biology only)
learning objective
Describe vasodilation and sweating as responses when body temperature is too high.
Control of body temperature (biology only)
Flashcards
10flashcard
What should you know about role of biotechnology in Food production (biology only)?
Explain how genetically modified bacteria can produce human insulin.
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
AQA GCSE Biology 4.6 The development of understanding of genetics and evolution: what is the application for Theory of evolution (biology only)?
A DNA base sequence is the storage format; a gene is the named instruction unit. For this learning objective, students must explain that individuals in a speci…
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 brain made of?
The brain is made of billions of interconnected neurones.
flashcard
What cause-and-effect link should be made for evidence in Global warming?
Link evidence to the objective by explaining how students can explain why evidence can be uncertain or incomplete in a complex environmental context.
flashcard
Give a concise definition linked to the effect of lifestyle on some non-communicable diseases.
Discuss the human and financial cost of non-communicable diseases to individuals, communities and wider populations.
Questions
10mcq
Question 3: Which option best matches Adaptations for this AQA GCSE Biology objective: Explain how organisms are adapted to live in their natural environment using supplied information?
The correct answer is Explain how organisms are adapted to live in their natural environment using supplied information. This supports the approved learning ob…
mcq
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…
question
Describe how meristem helps you answer a GCSE Biology question about explain the role of meristem tissue at the growing tips of shoots and roots.
This variation rewards answers that turn the objective into a clear exam response. A frequent weakness is giving a vague answer instead of directly addressing:…
mcq
Question 3: Which option best matches Waste management for this AQA GCSE Biology objective: Explain how rising standards of living can increase resource use and waste production?
The correct answer is Explain how rising standards of living can increase resource use and waste production. This supports the approved learning objective: Exp…
mcq
Question 3: Which option best matches Land use for this AQA GCSE Biology objective: Evaluate peat conservation in relation to biodiversity and carbon dioxide emissions?
The correct answer is Evaluate peat conservation in relation to biodiversity and carbon dioxide emissions. This supports the approved learning objective: Evalu…
question
Question 1: Explain explain that fossils show how much or how little organisms have changed over time in Fossils.
A strong answer should explain explain that fossils show how much or how little organisms have changed over time using the context of Fossils. This supports th…
mcq
Question 5: Which option best matches Global warming for this AQA GCSE Biology objective: Explain why evidence can be uncertain or incomplete in a complex environmental context?
The correct answer is exam focus: Explain why evidence can be uncertain or incomplete in a complex environmental context.. This supports the approved learning…
mcq
Question 3: Which option best matches Land use for this AQA GCSE Biology objective: Describe how building reduces land available for other animals and plants?
The correct answer is Describe how building reduces land available for other animals and plants. This supports the approved learning objective: Describe how bu…
question
Question 1: Explain describe large-scale deforestation in tropical areas for rice fields in Deforestation.
A strong answer should explain describe large-scale deforestation in tropical areas for rice fields using the context of Deforestation. This supports the appro…
mcq
Question 3: Which option best matches Adaptations for this AQA GCSE Biology objective: Define an adaptation as a feature that helps an organism survive in its usual environment?
The correct answer is Define an adaptation as a feature that helps an organism survive in its usual environment. This supports the approved learning objective:…
Revision notes and study guides
16revision note
The development of understanding of genetics and evolution revision notes
The development of understanding of genetics and evolution revision notes for AQA GCSE Biology 8461 covers approved learning objectives in Inheritance, variati…
revision 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
Biodiversity and the effect of human interaction on ecosystems revision notes
Biodiversity and the effect of human interaction on ecosystems revision notes for AQA GCSE Biology 8461 covers approved learning objectives in Ecology, with li…
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
Plant Disease Detection and Identification
Plant disease (biology only) revision notes for AQA GCSE Biology 8461 covers approved learning objectives in Infection and response, with links to practice que…
revision note
Plant tissues, organs and systems revision notes
Plant tissues, organs and systems revision notes for AQA GCSE Biology 8461 covers approved learning objectives in Organisation, with links to practice question…
revision note
The Human Nervous System
The human nervous system revision notes for AQA GCSE Biology 8461 covers approved learning objectives in Homeostasis and response, with links to practice quest…
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
Biodiversity and the effect of human interaction on ecosystems study guide
Biodiversity and the effect of human interaction on ecosystems study guide for AQA GCSE Biology 8461 covers approved learning objectives in Ecology, with links…
Common mistakes and exam tips
16common mistake
Fossils common mistake 1
Answer by clearly explaining how to define fossils as remains of organisms from millions of years ago found in rocks..
common mistake
Misunderstanding the Cornea's Function
Emphasize that the cornea is not only a protective outer layer but also a transparent region that refracts light entering the eye, which is crucial for focusin…
common mistake
Sustainable fisheries common mistake 1
Answer by clearly explaining how to describe how controlling net size can conserve fish stocks..
common mistake
Plant organ system common mistake 1
Answer by clearly explaining how to describe translocation as the movement of dissolved sugars through phloem..
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
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…
exam tip
Understand Leaf Responses
Use study how leaves that droop or curl when touched can act as a defense mechanism for plants. Link your answer to Plant defence responses in Plant disease (b…
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..