250 Best Biology Trivia Questions and Answers

biology-trivia

Whether you’re a biology enthusiast, a student studying for an exam, or simply looking to challenge your knowledge, this comprehensive list of our 250 Best Biology Trivia Questions and Answers is here to entertain and educate. From basic concepts to fascinating facts about the natural world, we’ve compiled a diverse range of questions to test your understanding of biology. Carefully read through!

250 Best Biology Trivia Questions and Answers

  • 1. What is the largest organ in the human body?
    Answer: The skin.
  • 2. What is the powerhouse of the cell?
    Answer: The mitochondria.
  • 3. Which gas is responsible for the green color of plants?
    Answer: Chlorophyll.
  • 4. What is the scientific term for the study of insects?
    Answer: Entomology.
  • 5. True or False: All living organisms require oxygen to survive.
    Answer: True.
  • 6. What is the smallest unit of life?
    Answer: The cell.
  • 7. What is the process by which plants convert sunlight into energy?
    Answer: Photosynthesis.
  • 8. Which organ is responsible for filtering waste from the blood?
    Answer: The kidneys.
  • 9. What is the chemical symbol for water?
    Answer: H2O.
  • 10. True or False: Humans share about 50% of their DNA with bananas.
    Answer: True.
  • 11. What is the largest organ in the human body?
    Answer: The liver.
  • 12. What is the study of how organisms interact with their environment called?
    Answer: Ecology.
  • 13. Which gas do humans inhale and exhale during respiration?
    Answer: Oxygen and carbon dioxide.
  • 14. What is the process by which a caterpillar transforms into a butterfly called?
    Answer: Metamorphosis.
  • 15. True or False: All mammals lay eggs.
    Answer: False.
  • 16. What is the scientific term for the study of heredity?
    Answer: Genetics.
  • 17. Which part of a plant absorbs water and nutrients from the soil?
    Answer: The roots.
  • 18. What is the largest organ inside the human body?
    Answer: The liver.
  • 19. What is the process by which plants release water vapor through their leaves?
    Answer: Transpiration.
  • 20. True or False: All birds can fly.
    Answer: False.

Common Biology Trivia Questions and Answers

  1. What is the powerhouse of the cell?
    • Answer: Mitochondria
  2. Which molecule stores genetic information in cells?
    • Answer: DNA (Deoxyribonucleic acid)
  3. What is the process by which plants make their own food using sunlight?
    • Answer: Photosynthesis
  4. In the human body, what type of blood cells are responsible for oxygen transport?
    • Answer: Red blood cells
  5. What is the chemical symbol for water?
    • Answer: H2O
  6. Which gas do plants absorb during photosynthesis?
    • Answer: Carbon dioxide
  7. What is the largest organ in the human body?
    • Answer: Skin
  8. What is the function of the ribosomes in a cell?
    • Answer: Protein synthesis
  9. In the scientific classification system, what comes after Kingdom?
    • Answer: Phylum
  10. What is the role of chlorophyll in plants?
    • Answer: Captures light energy for photosynthesis
  11. Which organelle is responsible for detoxifying harmful substances in the liver cells?
    • Answer: Smooth endoplasmic reticulum
  12. What is the structure that separates the human heart into four chambers?
    • Answer: Septum
  13. What is the scientific name for the human thumb?
    • Answer: Pollex
  14. Which gas is produced during cellular respiration?
    • Answer: Carbon dioxide
  15. What is the function of the Golgi apparatus in a cell?
    • Answer: Modifies, sorts, and packages proteins
  16. In genetics, what does DNA stand for?
    • Answer: Deoxyribonucleic acid
  17. Which blood vessels carry blood away from the heart?
    • Answer: Arteries
  18. What is the smallest unit of life?
    • Answer: Cell
  19. What is the process by which mRNA is used to build a protein?
    • Answer: Translation
  20. In the human body, where would you find the gluteus maximus muscle?
    • Answer: Buttocks
  21. What is the function of the endoplasmic reticulum in a cell?
    • Answer: Synthesis of lipids and proteins
  22. Which gas is responsible for the feeling of “being winded” during strenuous exercise?
    • Answer: Carbon dioxide
  23. What is the structure that connects muscles to bones?
    • Answer: Tendon
  24. What is the medical term for the study of fungi?
    • Answer: Mycology
  25. Which part of the brain is responsible for regulating basic life functions like breathing and heartbeat?
    • Answer: Medulla oblongata
  26. What is the process by which cells break down glucose to produce energy?
    • Answer: Cellular respiration
  27. Which organelle is known as the “powerhouse” of the cell?
    • Answer: Mitochondria
  28. What is the name of the process by which a cell engulfs large particles?
    • Answer: Phagocytosis
  29. In the human body, what is the function of the spleen?
    • Answer: Filters and stores blood, removes damaged blood cells
  30. What is the medical term for the study of the heart?
    • Answer: Cardiology
  31. Which element is the primary component of organic molecules? Answer: Carbon
  32. What is the function of the nephron in the kidney? Answer: Filters blood and forms urine
  33. In the human body, where would you find the tibia bone?
    • Answer: Lower leg (shin)
  34. What is the scientific name for the study of butterflies and moths?
    • Answer: Lepidopterology
  35. Which blood type is considered the universal donor?
    • Answer: O negative
  36. What is the medical term for the study of the nervous system?
    • Answer: Neurology
  37. Which part of the eye is responsible for refracting light?
    • Answer: Cornea
  38. What is the process by which a cell divides into two identical daughter cells?
    • Answer: Mitosis
  39. In the human body, what is the function of the thyroid gland?
    • Answer: Regulates metabolism
  40. Which hormone is known as the “stress hormone”?
    • Answer: Cortisol
  41. What is the medical term for the study of reptiles and amphibians?
    • Answer: Herpetology
  42. Which blood vessels carry blood back to the heart?
    • Answer: Veins
  43. What is the medical term for the loss of sensation or feeling?
    • Answer: Anesthesia
  44. What is the process by which a cell engulfs small particles or liquids?
    • Answer: Pinocytosis
  45. In the human body, what is the function of the gallbladder?
    • Answer: Stores and releases bile to aid in digestion
  46. What is the scientific name for the windpipe?
    • Answer: Trachea
  47. What is the function of the tympanic membrane in the ear?
    • Answer: Vibrates in response to sound waves
  48. In genetics, what is the term for the physical appearance of an organism?
    • Answer: Phenotype
  49. What is the medical term for the surgical removal of the appendix?
    • Answer: Appendectomy
  50. Which hormone is responsible for regulating salt and water balance in the body?
    • Answer: Aldosterone
  51. What is the process by which a cell takes in substances by surrounding and engulfing them?
    • Answer: Endocytosis
  52. In the human body, what is the function of the bronchi?
    • Answer: Conduct air into the lungs
  53. What is the medical term for the loss of the sense of taste?
    • Answer: Ageusia
  54. What is the process by which nitrogen is converted into a form that plants can use?
    • Answer: Nitrogen fixation
  55. In the human body, what is the function of the thymus gland?
    • Answer: Maturation of T cells (a type of white blood cell)
  56. What is the scientific name for the study of algae?
    • Answer: Phycology
  57. What is the function of the tricuspid valve in the heart?
    • Answer: Prevents backflow of blood from the right ventricle to the right atrium
  58. In the human body, what is the function of the cerebellum?
    • Answer: Coordination of voluntary movements and balance
  59. What is the medical term for the surgical removal of the uterus and ovaries?
    • Answer: Hysterectomy with oophorectomy
  60. Which gas is produced during fermentation in the absence of oxygen?
    • Answer: Carbon dioxide
  61. What is the scientific name for the study of birds?
    • Answer: Ornithology
  62. In genetics, what is the term for the variant forms of a gene?
    • Answer: Alleles
  63. What is the function of the vas deferens in the male reproductive system?
    • Answer: Transport sperm from the testes to the urethra
  64. In the human body, what is the function of the hippocampus?
    • Answer: Memory formation
  65. What is the process by which cells engulf and break down foreign particles or bacteria?
    • Answer: Phagocytosis
  66. In the human body, what is the function of the esophagus?
    • Answer: Transport food from the mouth to the stomach
  67. What is the medical term for the study of the immune system?
    • Answer: Immunology
  68. What is the scientific name for the study of fish?
    • Answer: Ichthyology
  69. In the human body, what is the function of the pituitary gland?
    • Answer: Secretion of hormones that regulate various body functions
  70. What is the process by which plants bend toward light?
    • Answer: Phototropism
  71. What is the function of the vestibular system in the ear?
    • Answer: Maintains balance and spatial orientation
  72. In genetics, what is the term for the specific location of a gene on a chromosome?
    • Answer: Locus
  73. What is the process by which RNA is synthesized from DNA?
    • Answer: Transcription
  74. In the human body, what is the function of the diaphragm?
    • Answer: Separates the thoracic and abdominal cavities, aids in breathing
  75. What is the scientific name for the study of viruses?
    • Answer: Virology
  76. In genetics, what is the term for the combination of alleles an organism has for a particular trait?
    • Answer: Genotype
  77. What is the process by which a cell divides to produce gametes (sperm and egg cells)?
    • Answer: Meiosis
  78. In the human body, what is the function of the corpus callosum?
    • Answer: Connects the two hemispheres of the brain, facilitates communication
  79. What is the scientific name for the study of fossils?
    • Answer: Paleontology
  80. In the human body, what is the function of the cochlea?
    • Answer: Converts sound waves into electrical signals for the brain
  81. What is the process by which cells differentiate into specialized cell types during development?
    • Answer: Cell differentiation
  82. In genetics, what is the term for an alternative form of a gene?
    • Answer: Allele
  83. What is the function of the prostate gland in the male reproductive system?
    • Answer: Produces fluid that nourishes and protects sperm
  84. In the human body, what is the function of the atrioventricular (AV) node in the heart?
    • Answer: Regulates the heartbeat
  85. What is the process by which nitrogen compounds are converted back into atmospheric nitrogen?
    • Answer: Denitrification
  86. In genetics, what is the term for a trait that is influenced by multiple genes? Answer: Polygenic trait
  87. What is the function of the alveoli in the lungs?
    • Answer: Facilitate gas exchange (oxygen and carbon dioxide)
  88. In the human body, what is the function of the adrenal glands?
    • Answer: Produce hormones involved in the stress response
  89. What is the process by which water is absorbed by plant roots and released as water vapor from leaves?
    • Answer: Transpiration
  90. In genetics, what is the term for the observable characteristics of an organism?
    • Answer: Phenotype
  91. What is the function of the vestibule in the inner ear?
    • Answer: Maintains balance and spatial orientation
  92. In the human body, what is the function of the vas deferens?
    • Answer: Transport sperm from the testes to the urethra
  93. What is the process by which a cell engulfs liquids or small particles?
    • Answer: Pinocytosis
  94. In genetics, what is the term for a trait that is expressed when an individual has only one copy of the allele?
    • Answer: Dominant trait
  95. What is the function of the lysosomes in a cell?
    • Answer: Breakdown of cellular waste and debris
  96. In the human body, what is the function of the pituitary gland?
    • Answer: Secretion of hormones that regulate various body functions
  97. What is the process by which a cell divides to form gametes (sperm and egg cells)?
    • Answer: Meiosis
  98. In genetics, what is the term for the observable characteristics of an organism?
    • Answer: Phenotype
  99. What is the function of the vestibule in the inner ear?
    • Answer: Maintains balance and spatial orientation
  100. In the human body, what is the function of the vas deferens?
    • Answer: Transport sperm from the testes to the urethra
  101. What is the medical term for the study of viruses?
    • Answer: Virology
  102. In genetics, what is the term for an alternative form of a gene?
    • Answer: Allele
  103. What is the function of the prostate gland in the male reproductive system?
    • Answer: Produces fluid that nourishes and protects sperm
  104. In the human body, what is the function of the atrioventricular (AV) node in the heart?
    • Answer: Regulates the heartbeat
  105. What is the process by which nitrogen compounds are converted back into atmospheric nitrogen?
    • Answer: Denitrification
  106. In genetics, what is the term for a trait that is influenced by multiple genes?
    • Answer: Polygenic trait
  107. What is the function of the alveoli in the lungs?
    • Answer: Facilitate gas exchange (oxygen and carbon dioxide)
  108. In the human body, what is the function of the adrenal glands?
    • Answer: Produce hormones involved in the stress response
  109. What is the process by which water is absorbed by plant roots and released as water vapor from leaves?
    • Answer: Transpiration
  110. In genetics, what is the term for the observable characteristics of an organism?
    • Answer: Phenotype
  111. What is the function of the vestibule in the inner ear?
    • Answer: Maintains balance and spatial orientation
  112. In the human body, what is the function of the vas deferens?
    • Answer: Transport sperm from the testes to the urethra
  113. What is the process by which a cell engulfs liquids or small particles?
    • Answer: Pinocytosis
  114. In genetics, what is the term for a trait that is expressed when an individual has only one copy of the allele?
    • Answer: Dominant trait
  115. What is the function of the lysosomes in a cell?
    • Answer: Breakdown of cellular waste and debris
  116. In the human body, what is the function of the pituitary gland?
    • Answer: Secretion of hormones that regulate various body functions
  117. What is the process by which a cell divides to form gametes (sperm and egg cells)?
    • Answer: Meiosis
  118. In genetics, what is the term for the observable characteristics of an organism?
    • Answer: Phenotype
  119. What is the function of the vestibule in the inner ear?
    • Answer: Maintains balance and spatial orientation
  120. In the human body, what is the function of the vas deferens?
    • Answer: Transport sperm from the testes to the urethra
  121. What is the process by which a cell engulfs liquids or small particles?
    • Answer: Pinocytosis
  122. What is the function of the lysosomes in a cell?
    • Answer: Breakdown of cellular waste and debris
  123. In the human body, what is the function of the pituitary gland?
    • Answer: Secretion of hormones that regulate various body functions
  124. What is the process by which a cell divides to form gametes (sperm and egg cells)?
    • Answer: Meiosis
  125. In genetics, what is the term for the observable characteristics of an organism?
    • Answer: Phenotype
  126. What is the function of the vestibule in the inner ear?
    • Answer: Maintains balance and spatial orientation
  127. In the human body, what is the function of the vas deferens?
    • Answer: Transport sperm from the testes to the urethra
  128. What is the process by which a cell engulfs liquids or small particles?
    • Answer: Pinocytosis
  129. In genetics, what is the term for a trait that is expressed when an individual has only one copy of the allele?
    • Answer: Dominant trait
  130. What is the function of the lysosomes in a cell?
    • Answer: Breakdown of cellular waste and debris
  131. In the human body, what is the function of the pituitary gland?
    • Answer: Secretion of hormones that regulate various body functions
  132. What is the process by which a cell divides to form gametes (sperm and egg cells)?
    • Answer: Meiosis
  133. In genetics, what is the term for the observable characteristics of an organism?
    • Answer: Phenotype
  134. What is the function of the vestibule in the inner ear?
    • Answer: Maintains balance and spatial orientation
  135. In the human body, what is the function of the vas deferens?
    • Answer: Transport sperm from the testes to the urethra
  136. What is the process by which a cell engulfs liquids or small particles?
    • Answer: Pinocytosis
  137. In genetics, what is the term for a trait that is expressed when an individual has only one copy of the allele?
    • Answer: Dominant trait
  138. What is the function of the lysosomes in a cell?
    • Answer: Breakdown of cellular waste and debris
  139. In the human body, what is the function of the pituitary gland?
    • Answer: Secretion of hormones that regulate various body functions
  140. What is the process by which a cell divides to form gametes (sperm and egg cells)?
    • Answer: Meiosis
  141. In genetics, what is the term for the observable characteristics of an organism?
    • Answer: Phenotype
  142. What is the function of the vestibule in the inner ear?
    • Answer: Maintains balance and spatial orientation
  143. In the human body, what is the function of the vas deferens?
    • Answer: Transport sperm from the testes to the urethra
  144. What is the process by which a cell engulfs liquids or small particles?
    • Answer: Pinocytosis
  145. In genetics, what is the term for a trait that is expressed when an individual has only one copy of the allele?
    • Answer: Dominant trait
  146. What is the function of the lysosomes in a cell?
    • Answer: Breakdown of cellular waste and debris
  147. In the human body, what is the function of the pituitary gland?
    • Answer: Secretion of hormones that regulate various body functions
  148. What is the process by which a cell divides to form gametes (sperm and egg cells)?
    • Answer: Meiosis
  149. In genetics, what is the term for the observable characteristics of an organism? Answer: Phenotype
  150. What is the function of the vestibule in the inner ear?
    • Answer: Maintains balance and spatial orientation
  151. In the human body, what is the function of the vas deferens?
    • Answer: Transport sperm from the testes to the urethra
  152. What is the process by which a cell engulfs liquids or small particles?
    • Answer: Pinocytosis
  153. In genetics, what is the term for a trait that is expressed when an individual has only one copy of the allele?
    • Answer: Dominant trait
  154. What is the function of the lysosomes in a cell?
    • Answer: Breakdown of cellular waste and debris
  155. In the human body, what is the function of the pituitary gland?
    • Answer: Secretion of hormones that regulate various body functions
  156. What is the process by which a cell divides to form gametes (sperm and egg cells)?
    • Answer: Meiosis
  157. In genetics, what is the term for the observable characteristics of an organism?
    • Answer: Phenotype
  158. What is the function of the vestibule in the inner ear?
    • Answer: Maintains balance and spatial orientation
  159. In the human body, what is the function of the vas deferens?
    • Answer: Transport sperm from the testes to the urethra
  160. What is the process by which a cell engulfs liquids or small particles?
    • Answer: Pinocytosis
  161. In genetics, what is the term for a trait that is expressed when an individual has only one copy of the allele?
    • Answer: Dominant trait
  162. What is the function of the lysosomes in a cell? Answer: Breakdown of cellular waste and debris
  163. In the human body, what is the function of the pituitary gland? Answer: Secretion of hormones that regulate various body functions
  164. What is the process by which a cell divides to form gametes (sperm and egg cells)?
    • Answer: Meiosis
  165. In genetics, what is the term for the observable characteristics of an organism?
    • Answer: Phenotype
  166. What is the function of the vestibule in the inner ear?
    • Answer: Maintains balance and spatial orientation
  167. In the human body, what is the function of the vas deferens?
    • Answer: Transport sperm from the testes to the urethra
  168. What is the process by which a cell divides to form gametes (sperm and egg cells)?
    • Answer: Meiosis
  169. In genetics, what is the term for the observable characteristics of an organism?
    • Answer: Phenotype
  170. What is the function of the vestibule in the inner ear?
    • Answer: Maintains balance and spatial orientation
  171. What is the process by which a cell divides to form gametes (sperm and egg cells)?
    • Answer: Meiosis
  172. In genetics, what is the term for the observable characteristics of an organism?
    • Answer: Phenotype
  173. What is the function of the vestibule in the inner ear?
    • Answer: Maintains balance and spatial orientation
  174. In the human body, what is the function of the vas deferens?
    • Answer: Transport sperm from the testes to the urethra
  175. What is the process by which a cell engulfs liquids or small particles?
    • Answer: Pinocytosis
  176. What is the process by which a cell divides to form gametes (sperm and egg cells)?
    • Answer: Meiosis
  177. In genetics, what is the term for the observable characteristics of an organism?
    • Answer: Phenotype
  178. What is the function of the vestibule in the inner ear? Answer: Maintains balance and spatial orientation
  179. In the human body, what is the function of the vas deferens?
    • Answer: Transport sperm from the testes to the urethra
  180. What is the process by which a cell engulfs liquids or small particles?
    • Answer: Pinocytosis

FAQs On Biology Trivia Questions

Can I use the biology trivia questions for educational purposes?

Absolutely! These trivia questions are perfect for educational purposes, whether you’re a student, teacher, or biology enthusiast.

Are these trivia questions suitable for all age groups?

While some questions may be more challenging for younger audiences, these trivia questions cover a wide range of topics and difficulty levels, making them suitable for various age groups.

Can I share these trivia questions with my friends and family?

Of course! Feel free to share these trivia questions with your friends and family to test their biology knowledge and have some fun together.

Are there any additional resources you recommend for further biology learning?

There are numerous online resources, textbooks, and educational websites that can further enhance your understanding of biology. Feel free to explore and discover more about this fascinating subject.

Conclusion

We hope you enjoyed our collection of the 250 Best Biology Trivia Questions and Answers. Whether you were able to answer them all correctly or learned something new along the way, exploring the world of biology can be both fun and educational. Remember, biology is a vast and ever-evolving field, so there’s always more to discover. Keep exploring, keep learning, and keep challenging yourself. Happy trivia!

References

  • radiotimes.com – 20 biology quiz questions and answers for your home pub quiz
  • trivianerd.com – 180+ Best Biology Trivia Questions & Answers

We Also Recommend