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

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 & 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 & 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 & Response: Hormones & Endocrine Glands
  18. Transport of Materials in Flowering Plants
  19. Co-ordination & Response: Animal Receptor Organs
  20. Biology: Biotechnology
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