Daily True or False
July 25, 2026
10 true or false questions from this day's daily challenge. Click each one to reveal the answer and explanation.
1.Dolphins can only breathe voluntarily, meaning they can't breathe automatically.
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Medium
Dolphins can only breathe voluntarily, meaning they can't breathe automatically.
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Dolphins are conscious breathers; they must decide to take each breath, which is why they never fully sleep and only rest half their brain at a time.
2.Utagawa Hiroshige's work was a major influence on the European Impressionist movement.
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Utagawa Hiroshige's work was a major influence on the European Impressionist movement.
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Artists like Vincent van Gogh and Claude Monet admired and collected Hiroshige's prints, and his compositional techniques influenced their work.
3.Scorpion was created by Stan Lee and Steve Ditko.
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Easy
Scorpion was created by Stan Lee and Steve Ditko.
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Stan Lee and Steve Ditko co-created Scorpion, along with other Spider-Man characters, in the 1960s.
4.Stick insects can change the color of their body instantly like a chameleon.
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Medium
Stick insects can change the color of their body instantly like a chameleon.
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Stick insects can change color slowly over days or weeks due to humidity, temperature, or background, but not instantly. Their camouflage relies on static appearance, not rapid color change.
5.Michael Jordan never lost a playoff series after his first retirement in 1993.
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Medium
Michael Jordan never lost a playoff series after his first retirement in 1993.
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After returning from his first retirement, Jordan lost to the Orlando Magic in the 1995 Eastern Conference semifinals. He later won three more titles.
6.Scorpion was the first host of the Venom symbiote.
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Medium
Scorpion was the first host of the Venom symbiote.
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The Venom symbiote first bonded with Spider-Man, then famously with Eddie Brock. Scorpion (Mac Gargan) later became a host as Venom III, but was not the first.
7.Marina Abramović was born in 1946 in Belgrade, which was then part of Yugoslavia.
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Marina Abramović was born in 1946 in Belgrade, which was then part of Yugoslavia.
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Marina Abramović was born on November 30, 1946, in Belgrade, Serbia, then part of Yugoslavia. This is confirmed in official biographies.
8.Penicillin works by weakening the cell walls of bacteria, causing them to burst.
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Easy
Penicillin works by weakening the cell walls of bacteria, causing them to burst.
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Penicillin inhibits enzymes that build bacterial cell walls, leading to osmotic lysis—bacteria literally pop.
9.Michelangelo was a close friend of Leonardo da Vinci.
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Medium
Michelangelo was a close friend of Leonardo da Vinci.
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Michelangelo and Leonardo were intense rivals, not friends. They openly criticized each other's work and had a famously strained relationship.
10.Scorpion was originally a scientist before becoming a villain.
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Medium
Scorpion was originally a scientist before becoming a villain.
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Scorpion was a private investigator, not a scientist. J. Jonah Jameson hired him to discredit Spider-Man.
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