Biology Trivia: 60+ Must-Know Facts For Budding Scientists

Lydia Samson
Apr 12, 2024 By Lydia Samson
Originally Published on Jan 08, 2021
Edited by Isobel Murphy
Model of animal cell in the laboratory for study of biology
Age: 0-99
Read time: 7.5 Min

Remember back in your school days, when biology felt like unzipping the secrets of life itself? That astonishing view under the microscope when you watch an onion skin cell! Attention, aspiring scientists! Prepare to have your minds blown with this exhilarating biology trivia that'll make your neurons dance!

Are you ready to journey through the magnificent tapestry of life, from your backyards to the untamed jungles? Prepare to be amazed by the astonishing diversity that surrounds you!

It's time to put on your detective hats and delve into the fascinating world of biology. So strap in, fellow life enthusiasts, because it's time to play detective in the fantastic world of biology - and maybe learn a thing or two while we're at it!

Human Biology Trivia: Easy Biology Questions

Scientist working on a laboratory sample

Human bodies are like a well-conducted orchestra, with each organ playing its part in the symphony of life. Let's take you through the captivating world of human biology with some tantalizing trivia questions! Based on some cool biology factoids, this quiz has got some brain-tickling questions for you. Check it out!

1. Question: What is the phobia of eyes called?

Answer: Ommetaphobia.

2. Question: What gives blood its red color?

Answer: Hemoglobin.

3. Question: Which is the strongest bone in the human body?

Answer: Femur.

4. Question: How much blood is present on average in a human body?

Answer: 1.2-1.5 gal (4.5-5.7 l).

5. Question: Which organ inside your body is incapable of feeling pain but can effectively process it?

Answer: Brain.

6. Question: How many bones are humans born with?

Answer: 300.

7. Question: What is the longest bone in the human body called?

Answer: Femur.

8. Question: What is the major component of the central nervous system in vertebrates, apart from the brain?

Answer: Spinal cord.

9. Question: What is the largest organ in the human body?

Answer: Skin.

10. Question: In the human body, which organ serves as the control center for various bodily functions?

Answer: Brain.

11. Question: What is the essential life process that is common to all living organisms, including human beings, that make use of the diaphragm?

Answer: Respiration.

12. Question: What is the process of creating proteins based on the information from DNA called?

Answer: Protein synthesis.

13. Question: Which kingdom do humans belong to in the animal kingdom classification?

Answer: Kingdom Animalia.

Biology Trivia About Cells

Flex those brain muscles and get ready to tackle these thrilling trivia questions about the biology of cells. Get to know the secrets of their structure, function, and key features. Consider it a brain recharge session with some excellent biology questions. Let's see how much you know about the incredible cellular world!

14. Question: Nucleus + Cytoplasm = ?

 Answer: Protoplasm.

15. Question: What is the lipid membrane model of the cell membrane called?

Answer: The fluid mosaic model.

16. Question: What element of cell biology is a covering present in plant cells but absent in animal cells?

Answer: Cell wall.

17. Question: Which protein targets and destroys aged and damaged cells?

Answer: Ubiquitin.

18. Question: How many types of cells are there in our body?  

Answer: 200.

19. Question: Which branch of science deals with the study of cells?

Answer: Cytology.

20. Question: Which cells make new bones?

Answer: Osteoblasts.

21. Question: What is the scientific name for a human nerve cell?

Answer: Neuron.

22. Question: What type of cells are responsible for fighting infections?

Answer: White blood cells.

23. Question: What cells are responsible for carrying oxygen throughout the body?

Answer: Red blood cells.

24. Question: What is the process by which the body generates new cells called?

Answer: Cell division.

25. Question: What is the scientific term for a human sperm cell?

Answer: Spermatozoon.

Fun Biology Trivia Quiz

Get ready for a thrilling biology trivia quiz that will engage your brain and leave you wanting more! Discover interesting facts on this journey through basic biology, where you'll explore the wonders of life.

Gather your friends or family, grab a pen and paper, and let the fun begin! From tiny cells to magnificent ecosystems, you'll test your knowledge and have fun.

26. Question: What is the largest animal ever known to have existed on Earth?

Answer: Blue whale.

27. Question: What bear is known for its adaptations to the polar regions?

Answer: Polar bear.

28. Question: What term describes the natural environment, including all living and non-living things?

Answer: Ecosystem.

29. Question: What gas do living organisms release as a waste product of respiration?

Answer: Carbon dioxide.

30. Question: What type of infection is caused by fungi?

Answer: Fungal infection.

31. Question: What term describes living creatures other than humans?

Answer: Organisms.

32. Question: What is the sequence of organisms where each one serves as food for the next called?

Answer: Food chain.

33. Question: What carries the hereditary substance in the cell of living organisms?

Answer: Genetic material.

Chemical Biology Trivia Questions - Hard Biology Trivia

Prepare yourself for a fun challenge as we dive into some hard-hitting trivia questions. Let's unravel the intricate dance between biology and chemistry, discovering why they go hand in hand. Get ready to have your brain cells buzzing with fascinating insights.

34. Question: What are some of the important biomolecules?

Answer: Proteins, nucleic acids, carbohydrates, and lipids.

35. Question: Are all proteins enzymes?

Answer: No.

36. Question: Which enzyme facilitates the transfer of a phosphate group to a protein substrate?

Answer: Kinase.  

37. Question: Name the protein that helps visualize proteins under a microscope, and is sourced from a jellyfish.

Answer: Green fluorescent protein.

Marine Biology Trivia - Fun Biology Questions

Explore the wonders of aquatic life and discover the fascinating creatures that call the ocean home. From the mysterious depths to vibrant coral reefs, water sustains all life and holds countless secrets. Try out this short quiz to test your knowledge and uncover the marvels of marine biology.

38. Question: What type of octopus can imitate jellyfish, sea snakes, and flounders?

Answer: The mimic octopus.

39. Question: What are the two pom-pom or boxing glove-like structures on the claws of boxer crabs?

Answer: Sea anemones.

40. Question: Name the water-dwelling animal with a peculiar face that looks like it's wearing red-colored lipstick.

Answer: Red-lipped batfish.

41. Question: Which marine mammal is known for its exceptional intelligence and ability to communicate through a complex system of clicks and whistles?

Answer: Dolphin.

42. Question: Who wrote the book 'Silent Spring'?

Answer: Rachel Carson.

43. Question: Are all invertebrates cold-blooded?

Answer: Yes.

44. Question: Which famous coral reef is the largest in the world, known for its stunning biodiversity?

Answer: Great Barrier Reef.

45. Question: Which species of whale is the largest toothed predator on Earth?

Answer: The sperm whale.

Plant Biology Facts And Trivia

From peculiar processes to diverse species, these questions will surely sprout your knowledge of plants. So, dig deep into your brain to recover all you know about plants as you take on this final trivia challenge. Let's find out just how much you know about the different plants that cover the Earth.

46. Question: What branch of biological science is focused on studying plants?

Answer: Botany.

47. Question: Which part of the plant cell is used for storage?

Answer: Vacuoles.

48. Question: Which component of a plant cell helps in photosynthesis?

Answer: Chloroplasts.

49. Question: What type of organism is a plant in terms of cells?

Answer: Multi-cellular.

50. Question: Which part of the plant is responsible for transporting water from the roots?

Answer: Xylem.

51. Question: What is the scientific name of one of the rarest plants in the world, also known as the 'corpse flower'?

Answer: Titan arum(Amorphophallus titanium).

52. Question: Why is the 'dragon blood tree', found on an island in Yemen, named so?

Answer: Its sap is blood-red.

53. Question: Which plant is known as a 'monkey cup' and is a carnivore?

Answer: Nepenthes.

54. Question: What is the hair-like structure on plants, which is similar to the one seen in mammals?

Answer: Trichomes.

55. Question: Which plant is considered a living fossil and is said to survive for 1000-2000 years with just around 3 in (7.6 cm) of rain a year?

Answer: Welwitschia mirabilis.

56. Question: What is the common name of the purple-colored flower called Torenia fournieri that loves the shade?

Answer: Wishbone flower.

57. Question: What are flowering plants called?

Answer: Angiosperms.

58. Question: What is the outermost layer of a plant's stem serving as a protective covering for the underlying tissues?

Answer: Epidermis.

59. Question: What is the phenomenon where plants bend or grow towards a light source?

Answer: Phototropism.

60. Question: What type of plant produces flowers for reproduction?

Answer: Angiosperms (flowering plant).

61. Question: What color is associated with chlorophyll?

Answer: Green.

Congratulations, budding scientists, you've completed the biology trivia challenge! From unraveling the secrets of life to exploring the wonders of nature, we hope that the trivia helped you expand your scientific knowledge in a fun and engaging way.

Exploring biology trivia can spark wonders, expand your understanding of the natural world, and ignite a passion for scientific discovery.

However, it's essential to go beyond trivia and dive deeper into the vast ocean of knowledge. Let this be a stepping stone that propels you forward, driving you to unlock the many more secrets of biology.

We Want Your Photos!
We Want Your Photos!

We Want Your Photos!

Do you have a photo you are happy to share that would improve this article?
Email your photos

More for You


See All

Written by Lydia Samson

Bachelor in Science specializing in Mass Communication

Lydia Samson picture

Lydia SamsonBachelor in Science specializing in Mass Communication

A diligent and driven mass communications graduate from Caleb University, Lydia has experience in media and a passion for digital marketing and communications. She is an effective communicator and team-builder with strong analytical, management, and organizational skills. She is a self-starter with a positive, can-do attitude.

Read full bio >