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Full Description
The best-selling Complete Biology for Cambridge IGCSE Third Edition Online Student Book is matched to the previous IGCSE Biology syllabus, last examination 2022. It is trusted by teachers around the world to support understanding and achievement.Written by an experienced author, this online book is full of engaging content. Extension material stretches the highest ability students and prepares them to take the next step in their learning. Practice exam questions consolidate student understanding and prepare them for exam success. The Online Book provides access to practice exam questions, revision checklists and advice on how to prepare for an examination.
Contents
11.1: Biology is the study of life and living organisms1.2: The variety of life1.3: Plants1.4: Invertebrate animals1.5: Vertebrate animals: five classesQuestions on characteristics and classification1.6: Organisms are made up of cells1.7: The organisation of living organismsQuestions on cells and organisation2: Organisation and maintenance of organisms2.1: Movement in and out of cells: diffusion2.2: Movement in and out of cells: osmosisQuestions on diffusion and osmosis2.3: All living things are made up of organic molecules2.4: Testing for biochemicals2.5: Enzymes control biochemical reactions in the living organisms2.6: Enzyme experiments and the scientific methodQuestions on enzymes and biological molecules2.7: Photosynthesis and plant nutrition2.8: The rate of photosynthesis2.9: Leaf structure and photosynthesis2.10: The control of photosynthesis2.11: Photosynthesis and the environment2.12: Plants and mineralsQuestions on photosynthesis and plant nutrition2.13: Food and the ideal diet: carbohydrates, lipids and proteins2.14: Food and the ideal diet: vitamins, minerals, water and fibre2.15: Food is the fuel that drives the processes of life2.16: Balancing energy intake and energy demand: problems causing malnutrition2.17: Animal nutrition converts food molecules to a usable form2.18: Ingestion provides food for the gut to work on2.19: Digestion prepares useful food molecules for absorption2.20: Absorption and assimilation make food availableQuestions on animal nutrition and health2.21: Uptake of water and minerals by roots2.22: Transport systems in plants2.23: Transpiration: water movement through the plants2.24: The leaf and water loss2.25: Transport systems in animals use blood as the transport medium2.26: The circulatory system2.27: Capillaries: materials are exchanged between blood and tissues, and tissue is formed2.28: The heart is the pump for the circulatory system2.29: Coronary heart diseaseQuestions on circulation2.30: Health and disease2.31: Pathogens are organisms that cause disease2.32: Preventing disease: safe food2.33: Individuals and the community can fight disease together2.34: Combating infection: blood and defence against disease2.35: Antibodies and the immune response2.36: Respiration provides the energy for life2.37: Contraction of muscles requires energy supplied by respiration2.38: The measurement of respiration2.39: Gas exchange supplies oxygen for respiration2.40: Breathing ventilates the lungsQuestions on gas exchange2.41: Smoking and disease2.42: How do we know that smoking causes disease?2.43: Excretion: removal of the waste products of metabolism2.44: Dialysis and the treatment of kidney failure2.45: Homeostasis: maintaining a steady state2.46: Control of body temperatureQuestions on excretion and homeostasis2.47: Coordination: the nervous system2.48: Neurones can work together in reflex arcs2.49: Integration by the central nervous system2.50: Receptors and senses: the eye as a sense organQuestions on receptors and senses2.51: The endocrine systemQuestions on hormones2.52: Drugs and disorders of the nervous system2.53: Sensitivity and movement in plants: tropisms3: Development of organisms and the continuity of life3.1: Reproduction is an important characteristic of living organisms3.2: Reproduction in flowering plants: flowers3.3: Pollination: the transfer of male sex cells to female flower parts3.4: Fertilisation and the formation of seed and fruit3.5: Germination of seedsQuestions on plant reproduction3.6: Reproduction in humans3.7: The menstrual cycle3.8: Copulation and conception3.9: Contraception3.10: Pregnancy: the role of the placenta3.11: Pregnancy: development and antenatal care3.12: Birth and the newborn baby3.13: Sexually transmitted infectionsQuestions on human reproduction3.14: Variation and inheritance3.15: DNA, proteins and the characteristics of organisms3.16: How the code is carried3.17: Cell division3.18: Inheritance3.19: Studying patterns of inheritance3.20: Inherited medical conditions and codominance3.21: Sex is determined by X and Y chromosomesQuestions on inheritance3.22: Variation3.23: Causes of variation3.24: Variation and natural selection: the evolution of species3.25: Natural selection3.26: Artificial selectionQuestions on variation4: Organisms and their environment4.1: Ecology and ecosystems4.2: Flow of energy: food chains and food webs4.3: Feeding relationships: pyramids of numbers, biomass and energy4.4: Decay is a natural process4.5: The carbon cycle4.6: The nitrogen cycle4.7: Water is recycled too!Questions on ecosystems, decay and cycles4.8: Factors affecting population size4.9: Human population growth4.10: Bacteria are useful in biotechnology and genetic engineering4.11: Humans use enzymes from bacteria4.12: Using fungi to produce antibiotics: drugs to control bacterial disease4.13: Baking and brewing: the economic importance of yeastQuestions on bacteria4.14: Genetic engineering4.15: Food supply: humans and agriculture4.16: Land use for agriculture4.17: Damage to ecosystems: malnutrition and famine4.18: Human impacts on the environment: pollution4.19: Pollution of water: eutrophication4.20: Humans may have a positive effect on the environment: conservation of species4.21: Managing fish stocks: science and the fishing industry4.22: Conservation efforts worldwide4.23: Conservation of resources: recycling water by the treatment of sewage4.24: Saving fossil fuels: fuel from fermentation4.25: Recycling: management of solid wasteQuestions on human impacts on ecosystems5: Practical biology5.1: Practical assessment5.2: Laboratory equipmentAnswersIndex
