O Level Biology MCQ PDF e-Book | IGCSE GCSE Biology MCQ Questions and Answers PDF

The O Level Biology Multiple Choice Questions (MCQ Quiz) with Answers PDF (O Level Biology MCQ PDF Download): Quiz Questions Chapter 1-20 & Practice Tests with Answers Key (IGCSE GCSE Biology Questions Bank, MCQs & Notes) includes revision guide for problem solving with hundreds of solved MCQs. O Level Biology MCQ with Answers PDF book covers basic concepts, analytical and practical assessment tests. "O Level Biology MCQ" PDF book helps to practice test questions from exam prep notes.
The O Level Biology MCQs with Answers PDF eBook includes revision guide with verbal, quantitative, and analytical past papers, solved MCQs. O Level Biology Multiple Choice Questions and Answers (MCQs) PDF: Free download chapter 1, a book covers solved quiz questions and answers on chapters: Biotechnology, co-ordination and response, animal receptor organs, hormones and endocrine glands, nervous system in mammals, drugs, ecology, effects of human activity on ecosystem, excretion, homeostasis, microorganisms and applications in biotechnology, nutrition in general, nutrition in mammals, nutrition in plants, reproduction in plants, respiration, sexual reproduction in animals, transport in mammals, transport of materials in flowering plants, enzymes and what is biology tests for school and college revision guide. O Level Biology Quiz Questions and Answers PDF download, free eBook’s sample covers beginner's solved questions, textbook's study notes to practice tests.
The book IGCSE GCSE Biology MCQs Chapter 1-20 PDF includes high school question papers to review practice tests for exams. O Level Biology Multiple Choice Questions (MCQ) with Answers PDF digital edition eBook, a study guide with textbook chapters' tests for IGCSE/NEET/MCAT/MDCAT/SAT/ACT competitive exam. GCSE Biology Practice Tests Chapter 1-20 PDF covers problem solving exam tests from biology textbook and practical eBook chapter-wise as:

Chapter 1: Biotechnology MCQ
Chapter 2: Animal Receptor Organs MCQ
Chapter 3: Hormones and Endocrine Glands MCQ
Chapter 4: Nervous System in Mammals MCQ
Chapter 5: Drugs MCQ
Chapter 6: Ecology MCQ
Chapter 7: Effects of Human Activity on Ecosystem MCQ
Chapter 8: Excretion MCQ
Chapter 9: Homeostasis MCQ
Chapter 10: Microorganisms and Applications in Biotechnology MCQ
Chapter 11: Nutrition in General MCQ
Chapter 12: Nutrition in Mammals MCQ
Chapter 13: Nutrition in Plants MCQ
Chapter 14: Reproduction in Plants MCQ
Chapter 15: Respiration MCQ
Chapter 16: Sexual Reproduction in Animals MCQ
Chapter 17: Transport in Mammals MCQ
Chapter 18: Transport of Materials in Flowering Plants MCQ
Chapter 19: Enzymes MCQ
Chapter 20: What is Biology MCQ

Practice "Biotechnology MCQ" PDF, book's chapter 1 test to solve MCQ questions: Branches of biotechnology and introduction to biotechnology.

Practice "Animal Receptor Organs MCQ" PDF, book's chapter 2 test to solve MCQ questions: Controlling entry of light, internal structure of eye, and mammalian eye.

Practice "Hormones and Endocrine Glands MCQ" PDF, book's chapter 3 test to solve MCQ questions: Glycogen, hormones, and endocrine glands thyroxin function.

Practice "Nervous System in Mammals MCQ" PDF, book's chapter 4 test to solve MCQ questions: Brain of mammal, forebrain, hindbrain, central nervous system, meningitis, nervous tissue, sensitivity, sensory neurons, spinal cord, nerves, spinal nerves, voluntary, and reflex actions.

Practice "Drugs MCQ" PDF, book's chapter 5 test to solve MCQ questions: Anesthetics and analgesics, cell biology, drugs of abuse, effects of alcohol, heroin effects, medical drugs, antibiotics, pollution, carbon monoxide, poppies, opium and heroin, smoking related diseases, lung cancer, tea, coffee, and types of drugs.

Practice "Ecology MCQ" PDF, book's chapter 6 test to solve MCQ questions: Biological science, biotic and abiotic environment, biotic and abiotic in ecology, carbon cycle, fossil fuels, decomposition, ecology and environment, energy types in ecological pyramids, food chain and web, glucose formation, habitat specialization due to salinity, mineral salts, nutrients, parasite diseases, parasitism, malarial pathogen, physical environment, ecology, water, and pyramid of energy.

Practice "Effects of Human Activity on Ecosystem MCQ" PDF, book's chapter 7 test to solve MCQ questions: Atmospheric pollution, carboxyhemoglobin, conservation, fishing grounds, forests and renewable resources, deforestation and pollution, air and water pollution, eutrophication, herbicides, human biology, molecular biology, pesticides, pollution causes, bod and eutrophication, carbon monoxide, causes of pollution, inorganic wastes as cause, pesticides and DDT, sewage, smog, recycling, waste disposal, and soil erosion.

Practice "Excretion MCQ" PDF, book's chapter 8 test to solve MCQ questions: Body muscles, excretion, egestion, formation of urine, function of ADH, human biology, kidneys as osmoregulators, mammalian urinary system, size and position of kidneys, structure of nephron, and ultrafiltration.

Practice "Homeostasis MCQ" PDF, book's chapter 9 test to solve MCQ questions: Diabetes, epidermis and homeostasis, examples of homeostasis in man, heat loss prevention, layers of epidermis, mammalian skin, protein sources, structure of mammalian skin and nephron, ultrafiltration, and selective reabsorption.

Practice "Microorganisms and Applications in Biotechnology MCQ" PDF, book's chapter 10 test to solve MCQ questions: Biotechnology and fermentation products, microorganisms, antibiotics: penicillin production, fungi: mode of life, decomposers in nature, parasite diseases, genetic engineering, viruses, and biochemical parasites.

Practice "Nutrition in General MCQ" PDF, book's chapter 11 test to solve MCQ questions: Amino acid, anemia and minerals, average daily mineral intake, balanced diet and food values, basal metabolism, biological molecules, biological science, fats, body muscles, carbohydrates, cellulose digestion, characteristics of energy, condensation reaction, daily energy requirements, disaccharides and complex sugars, disadvantages of excess vitamins, disease caused by protein deficiency, energy requirements, energy units, fat rich foods, fats and health, fructose and disaccharides, functions and composition, general nutrition, glucose formation, glycerol, glycogen, health pyramid, heat loss prevention, human heart, hydrolysis, internal skeleton, lactose, liver, mineral nutrition in plants, molecular biology, mucus, nutrients, nutrition vitamins, glycogen, nutrition, protein sources, proteins, red blood cells and hemoglobin, simple carbohydrates, starch, starvation and muscle waste, structure and function, formation and test, thyroxin function, vitamin deficiency, vitamins, minerals, vitamin D, weight reduction program, and nutrition.

Practice "Nutrition in Mammals MCQ" PDF, book's chapter 12 test to solve MCQ questions: Adaptations in small intestine, amino acid, bile, origination and functions, biological molecules, fats, caecum and chyle, cell biology, digestion process, function of assimilation, pepsin, trypsinogen, function of enzymes, functions and composition, functions of liver, functions of stomach, gastric juice, glycerol, holozoic nutrition, liver, mammalian digestive system, molecular biology, mouth and buccal cavity, esophagus, proteins, red blood cells and hemoglobin, stomach and pancreas, structure and function and nutrition.

Practice "Nutrition in Plants MCQ" PDF, book's chapter 13 test to solve MCQ questions: Amino acid, carbohydrate, conditions essential for photosynthesis, digestion process, function of enzyme, pepsin, function of enzymes, glycerol, holozoic nutrition, leaf adaptations for photosynthesis, limiting factors, mineral nutrition in plants, mineral salts, molecular biology, photolysis, photons in photosynthesis, photosynthesis in plants, photosynthesis, starch, stomata and functions, storage of excess amino acids, structure and function, structure of lamina, formation and test, vitamins and minerals, water transport in plants, and nutrition.

Practice "Reproduction in Plants MCQ" PDF, book's chapter 14 test to solve MCQ questions: Transport in flowering plants, artificial methods of vegetative reproduction, asexual reproduction, dormancy and seed germination, epigeal and hypogeal germination, fertilization and post fertilization changes, insect pollination, natural vegetative propagation in flowering plants, ovary and pistil, parts of flower, pollination in flowers, pollination, seed dispersal, dispersal by animals, seed dispersal, sexual and asexual reproduction, structure of a wind pollinated flower, structure of an insect pollinated flower, types of flowers, vegetative reproduction in plants, wind dispersed fruits and seeds, and wind pollination.

Practice "Respiration MCQ" PDF, book's chapter 15 test to solve MCQ questions: Aerobic respiration and waste, biological science, human biology, human respiration, molecular biology, oxidation and respiration, oxygen debt, tissue respiration, gas exchange, breathing, and respiration.

Practice "Sexual Reproduction in Animals MCQ" PDF, book's chapter 16 test to solve MCQ questions: Features of sexual reproduction in animals, and male reproductive system.

Practice "Transport in Mammals MCQ" PDF, book's chapter 17 test to solve MCQ questions: Acclimatization to high attitudes, anemia and minerals, blood and plasma, blood clotting, blood platelets, blood pressure testing, blood pressures, carboxyhemoglobin, circulatory system, double circulation in mammals, function and shape of RBCS, heart, human biology, human heart, main arteries of body, main veins of body, mode of action of heart, organ transplantation and rejection, production of antibodies, red blood cells, hemoglobin, red blood cells in mammals, role of blood in transportation, fibrinogen, and white blood cells.

Practice "Transport of Materials in Flowering Plants MCQ" PDF, book's chapter 18 test to solve MCQ questions: Transport in flowering plants, cell biology, cell structure and function, epidermis and homeostasis, functions and composition, herbaceous and woody plants, mineral salts, molecular biology, piliferous layer, stomata and functions, structure of root, sugar types, formation and test, water transport in plants, and transpiration.

Practice "Enzymes MCQ" PDF, book's chapter 19 test to solve MCQ questions: Amino acid, biological science, characteristics of enzymes, classification of enzymes, denaturation of enzymes, digestion process, digestion, catalyzed process, effects of pH, effects of temperature, enzymes, factors affecting enzymes, hydrolysis, rate of reaction, enzyme activity, and specifity of enzymes.

Practice "What is Biology MCQ" PDF, book's chapter 20 test to solve MCQ questions: Biology basics, cell biology, cell structure, cell structure and function, cells, building blocks of life, tissues, excretion, human respiration, red blood cells and hemoglobin, sensitivity, structure of cell and protoplasm, centrioles, mitochondrion, nucleus, protoplasm, vacuoles, system of classification, vitamins, minerals and nutrition.