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  1. What is the largest organ in the human body?

    What is the largest organ in the human body?

    11
  2. What unit is used to measure the intensity of light?

    What unit is used to measure the intensity of light?

    12
  3. What branch of zoology focuses on the study of birds?

    What branch of zoology focuses on the study of birds?

    11
  5. Who discovered the first exoplanet orbiting a sun-like star?

    Who discovered the first exoplanet orbiting a sun-like star?

    7
  12. IQ Tests Are They Really Accurate?

    IQ Tests Are They Really Accurate?

    61
  14. Words Meaning quiz, can you score 10/10?

    Words Meaning quiz, can you score 10/10?

    3
  15. Old logo quiz, can you score 10/10?

    Old logo quiz, can you score 10/10?

    19
  16. Color blind quiz, can you score 10/10?

    Color blind quiz, can you score 10/10?

    32
  20. What is the chemical formula for hypochlorous acid?

    What is the chemical formula for hypochlorous acid?

    6