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Pearson Edexcel International GCSE Biology (4BI1)

1 The nature and variety of living organisms

2 Structure and functions in living organisms

(a) Level of organisation

(b) Cell structure

(c) Biological molecules

(d) Movement of substances into and out of cells

2.18 Photosynthesis and energy conversion

2.19 Photosynthesis equations

2.20 Factors affecting photosynthesis

2.21 Leaf adaptations for photosynthesis

2.22 Mineral ions for plant growth

2.23 Photosynthesis practical

2.24 Balanced diet

2.25 Dietary sources and functions

2.26 Energy requirements

2.27 Alimentary canal structure and function

2.28 Peristalsis

2.29 Digestive enzymes

2.30 Bile production and storage

2.31 Roles of bile

2.32 Small intestine adaptations for absorption

2.33B Food energy practical

(f) Respiration

(g) Gas exchange

(j) Co-ordination and response

3 Reproduction and inheritance

4 Ecology and the environment

5 Use of biological resources

6 Experimental skills

7 Mathematical skills

IGCSE/Edexcel/Biology//Concept/2 Structure and functions in living organisms/(e) Nutrition/2.31 Roles of bile

2 Structure and functions in living organisms

Syllabus: 2024
Section: 2
Level: —

Exam analysis

Most tested topics

(a) Level of organisation
(b) Cell structure
(c) Biological molecules
(d) Movement of substances into and out of cells
(e) Nutrition
(f) Respiration
(g) Gas exchange
(h) Transport
(i) Excretion
(j) Co-ordination and response