Questions: Organisation: tissues, organs, digestion and circulation
Pick a question type. Each time you get new numbers. Free ones are marked free.
Organisation, digestion and enzymes
- Cells, tissues, organs and organ systemsChoose, 1 mark, free
- Which enzyme, which productsChoose, 1 mark, free
- Enzymes and the lock and key modelChoose, 1 mark, free
- Where digestion happensChoose, 1 mark, free
- What bile doesExplain, 3 marks, free
- Rate of a digestion reaction from a mass of productCalculate, 4 marks, Plus
Enzyme activity and the food tests
- Rate = 1000 ÷ timeCalculate, 2 marks, free
- Rates from a table and the optimum pHDetermine, 3 marks, free
- Reading an enzyme rate graphDetermine, 3 marks, free
- Temperature, pH and denaturingChoose, 1 mark, free
- Variables in the amylase practicalChoose, 2 marks, free
- Amylase results: anomaly, mean and rateCalculate, 5 marks, free
- Plan: the effect of pH on amylase (6 marks)Describe, 6 marks, free
- Plotting rate against pHPlot, 4 marks, Plus
- Food test reagents and resultsChoose, 1 mark, free
- What does the food contain?Deduce, 2 marks, free
- Doing the food tests wellChoose, 1 mark, Plus
The heart, blood vessels and blood
- The path of blood through the heartChoose, 1 mark, Plus
- Parts of the heart and what they doChoose, 1 mark, Plus
- Arteries, veins and capillariesChoose, 1 mark, Plus
- Identifying blood vessels from dataIdentify, 3 marks, Plus
- Cardiac output = stroke volume × heart rateCalculate, 3 marks, Plus
- Rate of blood flow = volume ÷ timeCalculate, 3 marks, Plus
- The parts of the bloodChoose, 1 mark, Plus
- The double circulatory systemExplain, 3 marks, Plus
- Heart rate from pulse countsCalculate, 4 marks, Plus
The lungs and gas exchange
- The path of air into the lungsChoose, 1 mark, Plus
- How the alveoli are adaptedChoose, 1 mark, Plus
- Alveoli adaptations and lung damageExplain, 3 marks, Plus
- Percentage change in breathing rateCalculate, 3 marks, Plus
- Breathing rate data: anomaly and meansCalculate, 5 marks, Plus
- Surface area of the alveoli (standard form)Calculate, 4 marks, Plus
- Volume of air breathed per minuteCalculate, 3 marks, Plus
Heart disease, risk factors and cancer
- Coronary heart disease, stents and statinsChoose, 1 mark, Plus
- Stents or statins? (6 marks)Evaluate, 6 marks, Plus
- Treatments for heart disease: pros and consChoose, 1 mark, Plus
- Risk factors from dataCalculate, 4 marks, Plus
- Correlation is not causationChoose, 1 mark, Plus
- Cancer: benign and malignant tumoursChoose, 1 mark, Plus
- Reading a smoking and disease graphDetermine, 3 marks, Plus
Plant tissues and transport
- Plant tissues and their jobsChoose, 1 mark, Plus
- Xylem, phloem, transpiration and translocationChoose, 1 mark, Plus
- What changes the rate of transpirationChoose, 1 mark, Plus
- Rate of water uptake from a potometerCalculate, 4 marks, Plus
- Volume of water taken up: πr² × distanceCalculate, 4 marks, Plus
- Stomatal density from countsCalculate, 4 marks, Plus
- Explaining transpirationExplain, 3 marks, Plus
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