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O Level Biology MCQ Tests and Answers PDF Download

Practice O level biology tests with multiple choice questions (MCQ) and answers to test biology online study skills. Free worksheets has O Level Biology tests online MCQs on topics in this student portal with order of importance as:

  1. Transport in Flowering Plants Quiz 5 MCQs
  2. Acclimatization to High Attitudes Quiz 3 MCQs
  3. Adaptations in Small intestine Quiz 2 MCQs
  4. Aerobic respiration and its waste Quiz 2 MCQs
  5. Amino acid in Biology Quiz 5 MCQs
  6. Anaerobic Respiration Quiz 4 MCQs
  7. Anaesthetics and Analgesics Quiz 2 MCQs
  8. Anemia and Minerals Quiz 4 MCQs
  9. Antibiotics: Penicillin Production Quiz 5 MCQs
  10. Artificial Methods of Vegetative Reproduction Quiz 10 MCQs
  11. Asexual reproduction Quiz 5 MCQs
  12. Atmospheric Pollution Quiz 6 MCQs
  13. Average Daily Mineral intake Quiz 5 MCQs
  14. Bacteria Structure Quiz 5 MCQs
  15. Bacteria: Structure and Types Quiz 9 MCQs
  16. Balanced Diet and Food Values Quiz 6 MCQs
  17. Basal Metabolism Quiz 9 MCQs
  18. Bile: Origination and Functions Quiz 4 MCQs
  19. Biological Molecules Quiz 5 MCQs
  20. Biological Science Quiz 5 MCQs
  21. Biology Basics Quiz 5 MCQs
  22. Biology Exam Quiz 6 MCQs
  23. Biology Learning Online Quiz 6 MCQs
  24. Biology Online Quiz 8 MCQs
  25. Biology Practice Questions Quiz 6 MCQs
  26. Biology Practice Test Quiz 8 MCQs
  27. Biology Questions Answers Quiz 10 MCQs
  28. Biology Subjective Test Quiz 8 MCQs
  29. Biology Test Online Quiz 8 MCQs
  30. Biology Test Questions Quiz 5 MCQs
  31. Biology Tests Online Quiz 6 MCQs
  32. Biology: Fats Quiz 5 MCQs
  33. Biotechnology and Fermentation Products: Biology Quiz 7 MCQs
  34. Biotechnology: Fermentation Products Quiz 5 MCQs
  35. Biotic and Abiotic Environment Quiz 9 MCQs
  36. Biotic and Abiotic in Ecology Quiz 5 MCQs
  37. Biotic Environments Quiz 5 MCQs
  38. Blood and Plasma Quiz 6 MCQs
  39. Blood Clotting: O Level Biology Quiz 5 MCQs
  40. Blood Platelets Quiz 5 MCQs
  41. Blood Pressure Testing Quiz 5 MCQs
  42. Blood Pressures Quiz 5 MCQs
  43. Body Muscles Quiz 5 MCQs
  44. Brain of Mammal: Forebrain Quiz 4 MCQs
  45. Brain of Mammal: Hindbrain Quiz 3 MCQs
  46. Branches of Biotechnology Quiz 9 MCQs
  47. Caecum and Chyle Quiz 4 MCQs
  48. Carbohydrate in Biology Quiz 5 MCQs
  49. Carbon Cycle and Fossil Fuels Quiz 3 MCQs
  50. Carboxyhaemoglobin Quiz 4 MCQs
  51. Causes of Pollution: Biology Quiz 8 MCQs
  52. Cell Biology Quiz 5 MCQs
  53. Cell Structure Quiz 5 MCQs
  54. Cell: Structure and Function Quiz 5 MCQs
  55. Cells: Building Blocks of Life Quiz 3 MCQs
  56. Cellulose Digestion Quiz 4 MCQs
  57. Central Nervous System Quiz 3 MCQs
  58. Characteristics of Energy Quiz 2 MCQs
  59. Characteristics of Enzymes Quiz 4 MCQs
  60. Circulatory system Quiz 17 MCQs
  61. Classification of Enzymes Quiz 12 MCQs
  62. College Biology Quiz 6 MCQs
  63. Condensation Reaction Quiz 3 MCQs
  64. Conditions Essential for Photosynthesis Quiz 8 MCQs
  65. Conservation: Fishing Grounds Quiz 3 MCQs
  66. Conservation: Forests and Renewable Resources Quiz 4 MCQs
  67. Conservation: Renewable Resources Quiz 8 MCQs
  68. Controlling Entry of Light Quiz 2 MCQs
  69. Daily Energy Requirements Quiz 2 MCQs
  70. Decomposers in Nature Quiz 5 MCQs
  71. Decomposition in Biology Quiz 4 MCQs
  72. Deforestation and Pollution Quiz 5 MCQs
  73. Deforestation, Air and Water Pollution Quiz 3 MCQs
  74. Denaturation of Enzymes Quiz 2 MCQs
  75. Diabetes Quiz 2 MCQs
  76. Differentiation: Tissues Quiz 2 MCQs
  77. Digestion Process Quiz 5 MCQs
  78. Digestion: Enzyme Catalyzed Process Quiz 10 MCQs
  79. Disaccharides and complex sugars Quiz 2 MCQs
  80. Disadvantages of Excess Vitamins Quiz 5 MCQs
  81. Disease caused by protein deficiency Quiz 2 MCQs
  82. Dormancy and Seed Germination Quiz 22 MCQs
  83. Double circulation in mammals Quiz 4 MCQs
  84. Drug Types Quiz 5 MCQs
  85. Drugs of Abuse Quiz 2 MCQs
  86. Ecology and Environment Quiz 5 MCQs
  87. Effects of Alcohol Quiz 4 MCQs
  88. Effects of pH on enzymes Quiz 9 MCQs
  89. Effects of temperature in enzymes Quiz 3 MCQs
  90. Energy requirements Quiz 5 MCQs
  91. Energy Types in ecological pyramids Quiz 5 MCQs
  92. Energy Units Quiz 2 MCQs
  93. Enzymes: O Level Biology Quiz 5 MCQs
  94. Epidermis and Homeostasis Quiz 5 MCQs
  95. Epigeal and Hypogeal Germination Quiz 19 MCQs
  96. Eutrophication: O Level Biology Quiz 5 MCQs
  97. Exam Preparation: Biology Quiz 6 MCQs
  98. Examples of Homeostasis in Man Quiz 5 MCQs
  99. Excretion and Egestion Quiz 7 MCQs
  100. Excretion in Biology Quiz 5 MCQs
  101. Factors affecting enzymes Quiz 5 MCQs
  102. Facts about Smoking Quiz 7 MCQs
  103. Fast Learning Biology Quiz 6 MCQs
  104. Fat rich foods Quiz 3 MCQs
  105. Fats and Health Quiz 2 MCQs
  106. Features of sexual reproduction in animals Quiz 3 MCQs
  107. Fermentation: O Level Biology Quiz 4 MCQs
  108. Fertilization and Post Fertilization Changes Quiz 22 MCQs
  109. Food Chain and Web Quiz 5 MCQs
  110. Formation of urine Quiz 3 MCQs
  111. Free Online Biology Quiz 6 MCQs
  112. Fructose and Disaccharides Quiz 2 MCQs
  113. Function and shape of RBCs Quiz 3 MCQs
  114. Function of ADH Quiz 2 MCQs
  115. Function of Assimilation Quiz 2 MCQs
  116. Function of Enzyme: Pepsin Quiz 3 MCQs
  117. Function of Enzyme: Trypsinogen Quiz 2 MCQs
  118. Function of Enzymes Quiz 7 MCQs
  119. Functions and Composition Quiz 5 MCQs
  120. Functions of liver Quiz 5 MCQs
  121. Functions of stomach Quiz 3 MCQs
  122. Fungi: Mode of Life Quiz 8 MCQs
  123. Fungi: O Level Biology Quiz 9 MCQs
  124. Fungus Quiz 2 MCQs
  125. Gastric Juice Quiz 5 MCQs
  126. GCE Biology Quiz 6 MCQs
  127. GCE O Levels Biology Quiz 6 MCQs
  128. GCSE Biology Quiz 8 MCQs
  129. General Nutrition Quiz 3 MCQs
  130. Genetic Engineering and Biotechnology Quiz 9 MCQs
  131. Genetically Modified Organisms Quiz 8 MCQs
  132. Glucose formation Quiz 5 MCQs
  133. Glycerol Quiz 3 MCQs
  134. Glycogen Quiz 5 MCQs
  135. Habitat specialization due to salinity Quiz 15 MCQs
  136. Health Pyramid Quiz 7 MCQs
  137. Heart: O Level Biology Quiz 28 MCQs
  138. Heat Loss Prevention Quiz 5 MCQs
  139. Herbaceous and Woody Plants Quiz 8 MCQs
  140. Herbicides: O Level Biology Quiz 4 MCQs
  141. Heroin Effects Quiz 3 MCQs
  142. Holozoic Nutrition Quiz 4 MCQs
  143. Hormones: Endocrine Glands Quiz 44 MCQs
  144. Human Biology Quiz 5 MCQs
  145. Human Heart Quiz 5 MCQs
  146. Human Respiration Quiz 17 MCQs
  147. Hydrolysis Quiz 6 MCQs
  148. Industrial Biotechnology Quiz 4 MCQs
  149. Insect Pollination Quiz 5 MCQs
  150. Internal Skeleton Quiz 3 MCQs
  151. Internal Structure of Eye Quiz 9 MCQs
  152. Introduction to Biology Quiz 15 MCQs
  153. Introduction to Biotechnology Quiz 8 MCQs
  154. Kidneys as Osmoregulators Quiz 9 MCQs
  155. Lactose Quiz 5 MCQs
  156. Layers of Epidermis Quiz 4 MCQs
  157. Leaf Adaptations for Photosynthesis Quiz 4 MCQs
  158. Learning Biology Quiz 6 MCQs
  159. Learning with Biology Quiz 6 MCQs
  160. Limiting factors Quiz 5 MCQs
  161. Liver in Biology Quiz 5 MCQs
  162. Main Arteries of Body Quiz 4 MCQs
  163. Main Veins of Body Quiz 5 MCQs
  164. Male Reproductive System Quiz 13 MCQs
  165. Mammalian Digestive System Quiz 4 MCQs
  166. Mammalian Eye Quiz 10 MCQs
  167. Mammalian Skin Quiz 42 MCQs
  168. Mammalian Urinary System Quiz 5 MCQs
  169. Medical Drugs: Antibiotics Quiz 5 MCQs
  170. Meningitis Quiz 4 MCQs
  171. Microorganisms Quiz 5 MCQs
  172. Mineral Nutrition in Plants Quiz 4 MCQs
  173. Mineral Salts Quiz 5 MCQs
  174. Mode of action of heart Quiz 13 MCQs
  175. Molecular Biology Quiz 9 MCQs
  176. Mouth and Buccal Cavity Quiz 10 MCQs
  177. Mucus Quiz 3 MCQs
  178. Natural Vegetative Propagation in Flowering Plants Quiz 13 MCQs
  179. Nervous Tissue Quiz 5 MCQs
  180. Nutrients Quiz 3 MCQs
  181. Nutrition Vitamins Quiz 5 MCQs
  182. Nutrition: Glycogen Quiz 2 MCQs
  183. Nutrition: Introduction Quiz 9 MCQs
  184. O Level 2014 Biology Quiz 6 MCQs
  185. O Level Biology Quiz 6 MCQs
  186. O Level Biology Questions Quiz 5 MCQs
  187. Oesophagus Quiz 3 MCQs
  188. Online Education: Biology Quiz 6 MCQs
  189. Ordinary Level Biology Quiz 6 MCQs
  190. Organ Transplantion and Rejection Quiz 4 MCQs
  191. Ovary and Pistil Quiz 4 MCQs
  192. Oxidation and Respiration Quiz 6 MCQs
  193. Oxygen Debt Quiz 4 MCQs
  194. Parasite Diseases Quiz 5 MCQs
  195. Parasitism: Malarial Pathogen Quiz 14 MCQs
  196. Parts of Flower Quiz 24 MCQs
  197. Pesticides: O Level Biology Quiz 5 MCQs
  198. Photolysis Quiz 4 MCQs
  199. Photons in Photosynthesis Quiz 3 MCQs
  200. Photosynthesis in Plants Quiz 8 MCQs
  201. Photosynthesis: O Level Biology Quiz 5 MCQs
  202. Physical Environment: Ecology Quiz 10 MCQs
  203. Physical Environment: Water Quiz 5 MCQs
  204. Piliferous Layer Quiz 3 MCQs
  205. Pollination in Flowers Quiz 5 MCQs
  206. Pollution Causes Quiz 5 MCQs
  207. Pollution: BOD and Eutrophication Quiz 5 MCQs
  208. Pollution: Carbon Monoxide Quiz 4 MCQs
  209. Pollution: Causes of Pollution Quiz 5 MCQs
  210. Pollution: Inorganic Wastes as Cause Quiz 6 MCQs
  211. Pollution: Pesticides and DDT Quiz 7 MCQs
  212. Pollution: Sewage as Cause Quiz 7 MCQs
  213. Pollution: Smog as Cause Quiz 5 MCQs
  214. Poppies, Opium and Heroin Quiz 4 MCQs
  215. Production of Antibodies Quiz 9 MCQs
  216. Protein Sources Quiz 6 MCQs
  217. Proteins Quiz 7 MCQs
  218. Pyramid of energy Quiz 6 MCQs
  219. Rate of Reaction and Enzyme Activity Quiz 4 MCQs
  220. Recycling: Waste Disposal Quiz 6 MCQs
  221. Red Blood Cells and Haemoglobin Quiz 6 MCQs
  222. Red Blood Cells in Mammals Quiz 3 MCQs
  223. Reproduction in Plants: Pollination Quiz 11 MCQs
  224. Role of blood in transportation Quiz 4 MCQs
  225. School Level Biology Quiz 8 MCQs
  226. Seed Dispersal: Dispersal by animals Quiz 12 MCQs
  227. Seed Dispersal: O Level Biology Quiz 5 MCQs
  228. Sensitivity in Biology Quiz 4 MCQs
  229. Sensory Neurons Quiz 5 MCQs
  230. Sexual and Asexual Reproduction Quiz 6 MCQs
  231. Simple Carbohydrates Quiz 5 MCQs
  232. Size and Position of Kidneys Quiz 4 MCQs
  233. Smoking Related Diseases: Lung Cancer Quiz 6 MCQs
  234. Soil Erosion Quiz 2 MCQs
  235. Specifity of Enzymes Quiz 5 MCQs
  236. Spinal Cord and Nerves Quiz 49 MCQs
  237. Spinal Nerves Quiz 5 MCQs
  238. Starch Quiz 5 MCQs
  239. Starvation and Muscle waste Quiz 3 MCQs
  240. Stomach and Pancreas Quiz 2 MCQs
  241. Stomata and Functions Quiz 6 MCQs
  242. Storage of excess amino acids Quiz 4 MCQs
  243. Structure and Function Quiz 5 MCQs
  244. Structure of a wind pollinated flower Quiz 27 MCQs
  245. Structure of an Insect Pollinated Flower Quiz 12 MCQs
  246. Structure of Cell and Protoplasm: Biology Quiz 5 MCQs
  247. Structure of Cell: Centrioles Quiz 2 MCQs
  248. Structure of Cell: Mitochondrion Quiz 2 MCQs
  249. Structure of Cell: Nucleus Quiz 3 MCQs
  250. Structure of Cell: Protoplasm Quiz 4 MCQs
  251. Structure of Cell: Vacuoles Quiz 4 MCQs
  252. Structure of Lamina Quiz 5 MCQs
  253. Structure of Mammalian Skin Quiz 35 MCQs
  254. Structure of Nephron Quiz 5 MCQs
  255. Structure of Root Quiz 7 MCQs
  256. Study Biology Quiz 6 MCQs
  257. Sugar: Types, Formation and Test Quiz 6 MCQs
  258. System of Classification Quiz 6 MCQs
  259. Tea and Coffee Quiz 5 MCQs
  260. Thyroxin Function Quiz 4 MCQs
  261. Tissue Respiration, Gas Exchange and Breathing Quiz 5 MCQs
  262. Types of Drugs Quiz 18 MCQs
  263. Types of Flowers Quiz 7 MCQs
  264. Ultrafiltration Quiz 5 MCQs
  265. Vegetative Reproduction in Plants Quiz 5 MCQs
  266. Viruses: Biochemical Parasites Quiz 12 MCQs
  267. Vitamin Deficiency Quiz 5 MCQs
  268. Vitamins and Minerals Quiz 5 MCQs
  269. Vitamins D Quiz 4 MCQs
  270. Voluntary and Reflex Actions Quiz 14 MCQs
  271. Water Transport in Plants Quiz 5 MCQs
  272. Weight Reduction Program Quiz 4 MCQs
  273. What is Biology Quiz 4 MCQs
  274. What is Excretion Quiz 6 MCQs
  275. What is Fibrinogen Quiz 3 MCQs
  276. What is Nutrition Quiz 8 MCQs
  277. What is Respiration Quiz 5 MCQs
  278. What is Selective Reabsorption Quiz 10 MCQs
  279. What is Transpiration Quiz 5 MCQs
  280. White blood cells Quiz 13 MCQs
  281. Wind Dispersed Fruits and Seeds Quiz 11 MCQs
  282. Wind pollination Quiz 5 MCQs

O Level Biology Tests and Quiz Questions

Learn biology quiz questions with O level biology online tests. Free study guides and worksheets has multiple choice questions on O Level Biology tests online quizzes with questions answers for interactive learning.

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