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Biology & Life Sciences Quiz

Biology & Life Sciences Quiz

19 questions · Unlimited attempts · Free online practice

Biology is the science of life in all its forms - from microscopic bacteria and viruses to complex ecosystems and the human body. It encompasses genetics, which studies heredity an...

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All 19 questions in this Biology & Life Sciences quiz
  1. Which enzyme digests protein?

    • A. Amylase
    • B. Lipase
    • C. Trypsin
    • D. Pepsin
  2. Which organelle is absent in animal cell?

    • A. Mitochondria
    • B. Cell wall
    • C. Nucleus
    • D. Ribosome
  3. Which animal is a 'keystone sepeecies'?

    • A. Fly
    • B. Mosquito
    • C. Pigeon
    • D. Sea Otter
  4. Which animal is a mammal that lays eggs?

    • A. Opossum
    • B. Kangaroo
    • C. Koala
    • D. Platypus
  5. What is the most common blood tyepee?

    • A. B negative
    • B. O positive
    • C. A positive
    • D. AB negative
  6. Which tree sepeecies is the oldest living organism on Earth?

    • A. Giant Sequoia
    • B. Redwood
    • C. Baobab
    • D. Bristlecone Pine
  7. Which animal never drinks water in its entire life?

    • A. Elephant
    • B. Camel
    • C. Kangaroo Rat
    • D. Snake
  8. Which organ uses insulin?

    • A. Kidney
    • B. Stomach
    • C. Liver
    • D. Pancreas
  9. Which organ is known as the 'graveyard of RBCs'?

    • A. Kidney
    • B. Spleen
    • C. Liver
    • D. Heart
  10. Which part of the brain controls balance and coordination?

    • A. Cerebrum
    • B. Brainstem
    • C. Cerebellum
    • D. Thalamus
  11. How many pairs of ribs does a human have?

    • A. 14
    • B. 24
    • C. 10
    • D. 12
  12. Which part of the cell is known as the 'protein factory'?

    • A. Vacuole
    • B. Ribosome
    • C. Mitochondria
    • D. Nucleus
  13. Which animal has three hearts?

    • A. Octopus
    • B. Whale
    • C. Elephant
    • D. Shark
  14. How many valves does a human heart have?

    • A. 3
    • B. 2
    • C. 4
    • D. 5
  15. Which bird was famously affected by DDT?

    • A. Pigeon
    • B. Sparrow
    • C. Bald Eagle
    • D. Robin
  16. Which scientist proposed evolution?

    • A. Einstein
    • B. Galileo
    • C. Darwin
    • D. Newton
  17. What is the study of birds called?

    • A. Entomology
    • B. Ichthyology
    • C. Herepeetology
    • D. Ornithology
  18. Which plant is known as the 'living fossil'?

    • A. Pine
    • B. Moss
    • C. Fern
    • D. Ginkgo Biloba
  19. What is the powerhouse of cell?

    • A. Golgi body
    • B. Mitochondria
    • C. Nucleus
    • D. Ribosome