Curriculum
Cambridge IGCSE Co-ordinated Sciences 0654 — Biology
1. Characteristics and Classification of Living Organisms
0/4
-
Unit 1 overview: Characteristics and Classification of Living Organisms
Text lessonPreview -
1.1.1 Characteristics of Living Organisms
Text lessonPreview
-
1.1.1 Characteristics of Living Organisms - MCQ practice (50 questions)
50 questionsPreview -
1.1.1 Characteristics of Living Organisms - MCQ practice part 2 (5 questions)
5 questionsPreview
2. Organisation of the Organism
0/10
-
Unit 2 overview: Organisation of the Organism
Text lessonPreview
-
2.1.1 Cell Structure
Text lessonPreview
-
2.1.1 Cell Structure - MCQ practice (50 questions)
50 questionsPreview
-
2.1.1 Cell Structure - MCQ practice part 2 (12 questions)
12 questionsPreview
-
2.1.2 Organisation of Cells
Text lessonPreview
-
2.1.2 Organisation of Cells - MCQ practice (29 questions)
29 questionsPreview
-
2.1.3 Magnification Formula
Text lessonPreview
-
2.1.3 Magnification Formula - MCQ practice (41 questions)
41 questionsPreview
-
2.1.4 Converting Between Units
Text lessonPreview
-
2.1.4 Converting Between Units - MCQ practice (3 questions)
3 questionsPreview
3. Movement into and out of Cells
0/15
-
Unit 3 overview: Movement into and out of Cells
Text lessonPreview
-
3.1.1 Diffusion
Text lessonPreview
-
3.1.1 Diffusion - MCQ practice (7 questions)
7 questionsPreview
-
3.1.2 Factors that Influence Diffusion
Text lessonPreview
-
3.1.2 Factors that Influence Diffusion - MCQ practice (6 questions)
6 questionsPreview
-
3.1.3 Osmosis
Text lessonPreview
-
3.1.3 Osmosis - MCQ practice (9 questions)
9 questionsPreview
-
3.1.4 Osmosis Experiments
Text lessonPreview
-
3.1.4 Osmosis Experiments - MCQ practice (14 questions)
14 questionsPreview
-
3.1.5 Osmosis in Animals and Plants
Text lessonPreview
-
3.1.5 Osmosis in Animals and Plants - MCQ practice (25 questions)
25 questionsPreview
-
3.1.6 Active Transport
Text lessonPreview
-
3.1.6 Active Transport - MCQ practice (12 questions)
12 questionsPreview
-
3.1.7 Importance of Active Transport
Text lessonPreview
-
3.1.7 Importance of Active Transport - MCQ practice (1 questions)
1 questionsPreview
4. Biological Molecules
0/5
5. Enzymes
0/11
-
Unit 5 overview: Enzymes
Text lessonPreview
-
5.1.1 Enzymes
Text lessonPreview
-
5.1.1 Enzymes - MCQ practice (19 questions)
19 questionsPreview
-
5.1.2 Enzyme Investigations
Text lessonPreview
-
5.1.2 Enzyme Investigations - MCQ practice (3 questions)
3 questionsPreview
-
5.1.3 Enzyme Action and Specificity
Text lessonPreview
-
5.1.3 Enzyme Action and Specificity - MCQ practice (16 questions)
16 questionsPreview
-
5.1.4 Enzymes and Temperature
Text lessonPreview
-
5.1.4 Enzymes and Temperature - MCQ practice (37 questions)
37 questionsPreview
-
5.1.5 Enzymes and pH
Text lessonPreview
-
5.1.5 Enzymes and pH - MCQ practice (14 questions)
14 questionsPreview
6. Plant Nutrition
0/20
-
Unit 6 overview: Plant Nutrition
Text lessonPreview
-
6.1.1 Photosynthesis
Text lessonPreview
-
6.1.1 Photosynthesis - MCQ practice (3 questions)
3 questionsPreview
-
6.1.2 Chlorophyll
Text lessonPreview
-
6.1.3 Use and Storage of Carbohydrates
Text lessonPreview
-
6.1.3 Use and Storage of Carbohydrates - MCQ practice (3 questions)
3 questionsPreview
-
6.1.4 Minerals in Plants
Text lessonPreview
-
6.1.4 Minerals in Plants - MCQ practice (15 questions)
15 questionsPreview
-
6.1.5 Investigating the Need for Chlorophyll, Light and Carbon Dioxide
Text lessonPreview
-
6.1.5 Investigating the Need for Chlorophyll, Light and Carbon Dioxide - MCQ practice (10 questions)
10 questionsPreview
-
6.1.6 Environmental Factors and the Rate of Photosynthesis
Text lessonPreview
-
6.1.6 Environmental Factors and the Rate of Photosynthesis - MCQ practice (25 questions)
25 questionsPreview
-
6.1.7 Investigating Gas Exchange
Text lessonPreview
-
6.1.7 Investigating Gas Exchange - MCQ practice (12 questions)
12 questionsPreview
-
6.1.8 Photosynthesis Chemical Equation
Text lessonPreview
-
6.1.8 Photosynthesis Chemical Equation - MCQ practice (3 questions)
3 questionsPreview
-
6.1.9 Leaf Adaptations
Text lessonPreview
-
6.1.9 Leaf Adaptations - MCQ practice (21 questions)
21 questionsPreview
-
6.1.10 Identifying Leaf Structures in a Dicotyledonous Plant
Text lessonPreview
-
6.1.10 Identifying Leaf Structures in a Dicotyledonous Plant - MCQ practice (28 questions)
28 questionsPreview
7. Human Nutrition
0/15
-
Unit 7 overview: Human Nutrition
Text lessonPreview
-
7.1.1 Diet and Deficiencies
Text lessonPreview
-
7.1.1 Diet and Deficiencies - MCQ practice (38 questions)
38 questionsPreview
-
7.1.2 Digestive System
Text lessonPreview
-
7.1.2 Digestive System - MCQ practice (36 questions)
36 questionsPreview
-
7.1.3 Physical Digestion
Text lessonPreview
-
7.1.3 Physical Digestion - MCQ practice (9 questions)
9 questionsPreview
-
7.1.4 Chemical Digestion
Text lessonPreview
-
7.1.4 Chemical Digestion - MCQ practice (8 questions)
8 questionsPreview
-
7.1.5 Enzymes in Digestion
Text lessonPreview
-
7.1.5 Enzymes in Digestion - MCQ practice (25 questions)
25 questionsPreview
-
7.1.6 Hydrochloric Acid
Text lessonPreview
-
7.1.6 Hydrochloric Acid - MCQ practice (1 questions)
1 questionsPreview
-
7.1.7 Bile and Emulsification
Text lessonPreview
-
7.1.7 Bile and Emulsification - MCQ practice (4 questions)
4 questionsPreview
8. Transport in Plants
0/15
-
Unit 8 overview: Transport in Plants
Text lessonPreview
-
8.1.1 Xylem and Phloem
Text lessonPreview
-
8.1.1 Xylem and Phloem - MCQ practice (28 questions)
28 questionsPreview
-
8.1.2 Root Hair Cells
Text lessonPreview
-
8.1.2 Root Hair Cells - MCQ practice (11 questions)
11 questionsPreview
-
8.1.3 Pathway Taken by Water
Text lessonPreview
-
8.1.3 Pathway Taken by Water - MCQ practice (11 questions)
11 questionsPreview
-
8.1.4 Transpiration
Text lessonPreview
-
8.1.4 Transpiration - MCQ practice (11 questions)
11 questionsPreview
-
8.1.5 Investigating Temperature and Wind Speed
Text lessonPreview
-
8.1.5 Investigating Temperature and Wind Speed - MCQ practice (1 questions)
1 questionsPreview
-
8.1.6 Explaining the Effects of Temperature, Wind Speed and Humidity
Text lessonPreview
-
8.1.6 Explaining the Effects of Temperature, Wind Speed and Humidity - MCQ practice (20 questions)
20 questionsPreview
-
8.1.7 Translocation
Text lessonPreview
-
8.1.7 Translocation - MCQ practice (34 questions)
34 questionsPreview
9. Transport in Animals
0/25
-
Unit 9 overview: Transport in Animals
Text lessonPreview
-
9.1.1 Circulatory System
Text lessonPreview
-
9.1.1 Circulatory System - MCQ practice (23 questions)
23 questionsPreview
-
9.1.2 Circulatory System Continued
Text lessonPreview
-
9.1.3 The Mammalian Heart
Text lessonPreview
-
9.1.3 The Mammalian Heart - MCQ practice (24 questions)
24 questionsPreview
-
9.1.4 Monitoring Activity of the Heart
Text lessonPreview
-
9.1.5 Investigating Effect of Physical Activity on Heart Rate
Text lessonPreview
-
9.1.6 Coronary Heart Disease
Text lessonPreview
-
9.1.6 Coronary Heart Disease - MCQ practice (9 questions)
9 questionsPreview
-
9.1.7 Functioning of the Heart
Text lessonPreview
-
9.1.7 Functioning of the Heart - MCQ practice (6 questions)
6 questionsPreview
-
9.1.8 Explaining the Effect of Physical Activity on Heart Rate
Text lessonPreview
-
9.1.9 Blood Vessels
Text lessonPreview
-
9.1.9 Blood Vessels - MCQ practice (4 questions)
4 questionsPreview
-
9.1.10 Main Blood Vessels in the Body
Text lessonPreview
-
9.1.10 Main Blood Vessels in the Body - MCQ practice (9 questions)
9 questionsPreview
-
9.1.11 Structure and Function of Blood Vessels
Text lessonPreview
-
9.1.11 Structure and Function of Blood Vessels - MCQ practice (12 questions)
12 questionsPreview
-
9.1.12 Components of Blood
Text lessonPreview
-
9.1.12 Components of Blood - MCQ practice (12 questions)
12 questionsPreview
-
9.1.13 Blood Clotting
Text lessonPreview
-
9.1.13 Blood Clotting - MCQ practice (6 questions)
6 questionsPreview
-
9.1.14 White Blood Cells
Text lessonPreview
-
9.1.14 White Blood Cells - MCQ practice (10 questions)
10 questionsPreview
10. Diseases and Immunity
0/12
-
Unit 10 overview: Diseases and Immunity
Text lessonPreview
-
10.1.1 Pathogens and Barriers
Text lessonPreview
-
10.1.1 Pathogens and Barriers - MCQ practice (6 questions)
6 questionsPreview
-
10.1.2 Controlling the Spread of Disease
Text lessonPreview
-
10.1.3 Active Immunity
Text lessonPreview
-
10.1.3 Active Immunity - MCQ practice (7 questions)
7 questionsPreview
-
10.1.4 Antigens and Antibodies
Text lessonPreview
-
10.1.4 Antigens and Antibodies - MCQ practice (7 questions)
7 questionsPreview
-
10.1.5 Vaccination
Text lessonPreview
-
10.1.5 Vaccination - MCQ practice (5 questions)
5 questionsPreview
-
10.1.6 Preventing the Spread of Disease
Text lessonPreview
-
10.1.6 Preventing the Spread of Disease - MCQ practice (1 questions)
1 questionsPreview
11. Gas Exchange in Humans
0/13
-
Unit 11 overview: Gas Exchange in Humans
Text lessonPreview
-
11.1.1 Features of Gas Exchange Surfaces
Text lessonPreview
-
11.1.1 Features of Gas Exchange Surfaces - MCQ practice (6 questions)
6 questionsPreview
-
11.1.2 The Breathing System
Text lessonPreview
-
11.1.2 The Breathing System - MCQ practice (49 questions)
49 questionsPreview
-
11.1.3 Investigating the Differences in Inspired and Expired Air
Text lessonPreview
-
11.1.4 Differences in Inspired and Expired Air
Text lessonPreview
-
11.1.4 Differences in Inspired and Expired Air - MCQ practice (13 questions)
13 questionsPreview
-
11.1.5 Investigating the Effects of Physical Activity on Breathing
Text lessonPreview
-
11.1.5 Investigating the Effects of Physical Activity on Breathing - MCQ practice (1 questions)
1 questionsPreview
-
11.1.6 Explaining differences in Inspired and Expired Air
Text lessonPreview
-
11.1.7 Explaining the Link Between Physical Activity and Breathing
Text lessonPreview
-
11.1.7 Explaining the Link Between Physical Activity and Breathing - MCQ practice (9 questions)
9 questionsPreview
12. Respiration
0/7
-
Unit 12 overview: Respiration
Text lessonPreview
-
12.1.1 Respiration in Cells
Text lessonPreview
-
12.1.1 Respiration in Cells - MCQ practice (2 questions)
2 questionsPreview
-
12.1.2 Aerobic Respiration
Text lessonPreview
-
12.1.2 Aerobic Respiration - MCQ practice (13 questions)
13 questionsPreview
-
12.1.3 Anaerobic Respiration
Text lessonPreview
-
12.1.3 Anaerobic Respiration - MCQ practice (45 questions)
45 questionsPreview
13. Coordination and Response
0/16
-
Unit 13 overview: Coordination and Response
Text lessonPreview
-
13.1.1 Mammalian Nervous System
Text lessonPreview
-
13.1.1 Mammalian Nervous System - MCQ practice (4 questions)
4 questionsPreview
-
13.1.2 Types of Neurones
Text lessonPreview
-
13.1.2 Types of Neurones - MCQ practice (4 questions)
4 questionsPreview
-
13.1.3 The Reflex Arc
Text lessonPreview
-
13.1.3 The Reflex Arc - MCQ practice (23 questions)
23 questionsPreview
-
13.1.4 Sense Organs
Text lessonPreview
-
13.1.4 Sense Organs - MCQ practice (50 questions)
50 questionsPreview
-
13.1.4 Sense Organs - MCQ practice part 2 (1 questions)
1 questionsPreview
-
13.1.5 Hormones in Humans
Text lessonPreview
-
13.1.5 Hormones in Humans - MCQ practice (23 questions)
23 questionsPreview
-
13.1.6 Homeostasis
Text lessonPreview
-
13.1.6 Homeostasis - MCQ practice (20 questions)
20 questionsPreview
-
13.1.7 Homeostasis and Temperature Control
Text lessonPreview
-
13.1.7 Homeostasis and Temperature Control - MCQ practice (18 questions)
18 questionsPreview
14. Drugs
0/3
15. Reproduction
0/13
-
Unit 15 overview: Reproduction
Text lessonPreview
-
15.1.1 Asexual Reproduction
Text lessonPreview
-
15.1.1 Asexual Reproduction - MCQ practice (22 questions)
22 questionsPreview
-
15.1.2 Sexual Reproduction
Text lessonPreview
-
15.1.2 Sexual Reproduction - MCQ practice (9 questions)
9 questionsPreview
-
15.1.3 Sexual Reproduction in Plants
Text lessonPreview
-
15.1.3 Sexual Reproduction in Plants - MCQ practice (32 questions)
32 questionsPreview
-
15.1.4 Sexual Reproduction in Humans
Text lessonPreview
-
15.1.4 Sexual Reproduction in Humans - MCQ practice (30 questions)
30 questionsPreview
-
15.1.5 Sexual Hormones in Humans
Text lessonPreview
-
15.1.5 Sexual Hormones in Humans - MCQ practice (42 questions)
42 questionsPreview
-
15.1.6 Sexually Transmitted Infections
Text lessonPreview
-
15.1.6 Sexually Transmitted Infections - MCQ practice (5 questions)
5 questionsPreview
16. Inheritance
0/15
-
Unit 16 overview: Inheritance
Text lessonPreview
-
16.1.1 Chromosomes, Genes and Proteins
Text lessonPreview
-
16.1.1 Chromosomes, Genes and Proteins - MCQ practice (50 questions)
50 questionsPreview
-
16.1.1 Chromosomes, Genes and Proteins - MCQ practice part 2 (14 questions)
14 questionsPreview
-
16.1.2 The Inheritance of Sex
Text lessonPreview
-
16.1.2 The Inheritance of Sex - MCQ practice (16 questions)
16 questionsPreview
-
16.1.3 Control of Gene Expression
Text lessonPreview
-
16.1.3 Control of Gene Expression - MCQ practice (9 questions)
9 questionsPreview
-
16.1.4 Mitosis
Text lessonPreview
-
16.1.4 Mitosis - MCQ practice (24 questions)
24 questionsPreview
-
16.1.5 Meiosis
Text lessonPreview
-
16.1.5 Meiosis - MCQ practice (24 questions)
24 questionsPreview
-
16.1.6 Monohybrid Inheritance
Text lessonPreview
-
16.1.6 Monohybrid Inheritance - MCQ practice (50 questions)
50 questionsPreview
-
16.1.6 Monohybrid Inheritance - MCQ practice part 2 (2 questions)
2 questionsPreview
17. Variation and Selection
0/7
-
Unit 17 overview: Variation and Selection
Text lessonPreview
-
17.1.1 Variation
Text lessonPreview
-
17.1.1 Variation - MCQ practice (15 questions)
15 questionsPreview
-
17.1.2 Natural Selection
Text lessonPreview
-
17.1.2 Natural Selection - MCQ practice (13 questions)
13 questionsPreview
-
17.1.3 Artificial Selection
Text lessonPreview
-
17.1.3 Artificial Selection - MCQ practice (2 questions)
2 questionsPreview
18. Organisms and Their Environment
0/11
-
Unit 18 overview: Organisms and Their Environment
Text lessonPreview
-
18.1.1 Transfer of Energy
Text lessonPreview
-
18.1.1 Transfer of Energy - MCQ practice (15 questions)
15 questionsPreview
-
18.1.2 Food Chains and Food Webs
Text lessonPreview
-
18.1.2 Food Chains and Food Webs - MCQ practice (8 questions)
8 questionsPreview
-
18.1.3 Trophic Levels
Text lessonPreview
-
18.1.3 Trophic Levels - MCQ practice (34 questions)
34 questionsPreview
-
18.1.4 Efficiency of Energy Transfer
Text lessonPreview
-
18.1.4 Efficiency of Energy Transfer - MCQ practice (9 questions)
9 questionsPreview
-
18.1.5 Nutrient Cycles
Text lessonPreview
-
18.1.5 Nutrient Cycles - MCQ practice (41 questions)
41 questionsPreview
19. Human Influences on Ecosystems
0/5
-
Unit 19 overview: Human Influences on Ecosystems
Text lessonPreview
-
19.1.1 The Importance of Biodiversity
Text lessonPreview
-
19.1.1 The Importance of Biodiversity - MCQ practice (9 questions)
9 questionsPreview
-
19.1.2 Endangered Species
Text lessonPreview
-
19.1.2 Endangered Species - MCQ practice (10 questions)
10 questionsPreview
Quiz
18.1.1 Transfer of Energy – MCQ practice (15 questions)
Multiple-choice questions on this lesson only. Your score appears when you finish.
- Questions count: 15
- Passing grade: B
Multiple-choice questions on this lesson only. Your score appears when you finish.
- Questions count: 15
- Passing grade: B