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KS4 Biology homeInternational GCSE Biology KS4 Biology courseUnits, topics and lessons

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KS3 · Key Stage 3Science · Years 7–9 KS4 · Key Stage 4Biology, Chemistry, Physics, Geography KS5 · Key Stage 5Biology, Chemistry, Physics, Geography

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Pearson Edexcel International GCSE Biology (Modular) · 4XBI1

Unit 14WBI1/1B

Biology Unit 1 Topic 1 The nature and variety of living organisms Topic 2 Structure and functions in living organisms: Part 1

Unit 24WBI2/1B

Biology Unit 2 Topic 3 Structure and functions in living organisms: Part 2 Topic 4 Reproduction and inheritance Topic 5 Ecology and the environment Topic 6 Use of biological resources

Appendix 5Extra

Suggested practical investigations S1 Investigate human responses to external stimuli S2 Investigate reaction times S3 Investigate the effect of pollutants on plant germination and plant growth S4 Investigate inheritance using suitable organisms or models S5 Investigate the speed of transmission of electrical impulses in the nervous system S6 Investigate the presence of glucose in simulated urine/body fluids S7 Investigate the effect of light and/or gravity on plant growth S8 Investigate the effect of exercise on heart rate S9 Investigate the relationship between organisms and their environment using fieldwork techniques S10 Investigate the distribution of organisms in an ecosystem, using sampling techniques including pooters, sweep nets, pond nets and pitfall traps, and measure temperature, light intensity and pH S11 Investigate plant and animal cells with a light microscope S12 Investigate the effect of glucose concentration on the rate of anaerobic respiration in yeast S13 Investigate how the structure of the leaf is adapted for photosynthesis S14 Investigate the effect of different factors on yoghurt making S15 Investigate the use of enzymes in washing powders S16 Investigate temperature loss in beakers of hot water of different sizes

Recall and exam practice

KS4 Biology
Biology Unit 1
Structure and functions in living organisms: Part 1
Level of organisation

2(a)

2(a) Level of organisation

1 specification point in sub-topic 2(a).

Specification points

2.1: Levels of organisation

How organelles, cells, tissues, organs and systems build a whole organism.

Practise 2(a): Recall · Exam questions

Back toStructure and functions in living organisms: Part 1 NextLevels of organisation

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