O Level Biology Multiple Choice Questions Answers

O Level Biology MCQs: Multiple Choice Questions and Answers (Quiz & Tests with Answer Keys)

O level biology MCQs has 1833 multiple choice questions. GCSE biology tests with answers, online MCQ questions on IGCSE biology, biotechnology, homeostasis, co-ordination and response, animal receptor organs, hormones and endocrine glands, nervous system in mammals, drugs, ecology MCQ answers, effects of human activity on ecosystem, excretion, microorganisms, applications in biotechnology, nutrition in general to test study skills for SAT/ACT/GAT/GRE/CLEP/GED practice tests.

GCSE, IGCSE biology multiple choice tests has 1833 online test questions and answers with practice tests for SAT/ACT/GAT/GRE/CLEP/GED exam preparation. Biology jobs' interview questions and answers to ask, to prepare and to study for jobs interviews and career. Biotechnology test has 17 multiple choice questions. Co-ordination and response: animal receptor organs test has 23 multiple choice questions. Co-ordination and response: hormones and endocrine glands test has 45 multiple choice questions. Co-ordination and response: nervous system in mammals test has 97 multiple choice questions. Drugs: O level biology test has 67 multiple choice questions. Ecology: O level biology test has 112 multiple choice questions. Effects of human activity on ecosystem test has 110 multiple choice questions. Excretion: O level biology test has 48 multiple choice questions. Homeostasis in biology test has 111 multiple choice questions. Microorganisms and applications in biotechnology test has 106 multiple choice questions. Nutrition in general test has 257 multiple choice questions. Nutrition in mammals test has 96 multiple choice questions. Nutrition in plants test has 85 multiple choice questions. Reproduction in plants test has 236 multiple choice questions. Respiration in biology test has 50 multiple choice questions. Sexual reproduction in animals test has 18 multiple choice questions. Transport in mammals test has 155 multiple choice questions. Transport of materials in flowering plants test has 54 multiple choice questions. What are enzymes test has 68 multiple choice questions. What is biology test has 78 multiple choice questions.

Biology jobs' interview questions with answer keys, MCQs on transport in flowering plants, acclimatization to high attitudes, adaptations in small intestine, aerobic respiration and its waste, amino acid in biology, anaerobic respiration, anesthetics and analgesics, anemia and minerals, antibiotics: penicillin production, artificial methods of vegetative reproduction, asexual reproduction, atmospheric pollution, average daily mineral intake, bacteria structure, bacteria: structure and types, balanced diet and food values, basal metabolism, bile: origination and functions, biological molecules, biological science, biotechnology and fermentation products, biotechnology: fermentation products, biotic and abiotic environment, biotic and abiotic in ecology, biotic environments, blood and plasma, blood clotting, blood platelets, blood pressure testing, blood pressures, body muscles, brain of mammal: forebrain, brain of mammal: hindbrain, branches of biotechnology, caecum and chyle, carbohydrate in biology, carbon cycle and fossil fuels, carboxyhemoglobin, causes of pollution, cell biology, cell structure, cell: structure and function, cells: building blocks of life, cellulose digestion, central nervous system, characteristics of energy, characteristics of enzymes, circulatory system, classification of enzymes, college biology, condensation reaction, conditions essential for photosynthesis, conservation: fishing grounds, conservation: forests and renewable resources, conservation: renewable resources, controlling entry of light, daily energy requirements, decomposers in nature, decomposition in biology, deforestationare for quiz based learning with online exam tests.