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Thursday, August 13, 2026

These are the 10 questions BrainRank served to the whole world on Thursday, August 13, 2026 — now over, with every answer revealed and explained. Reading time only; the score no longer counts.

  1. science

    Which planet is commonly known as the Red Planet?

    • Venus
    • Jupiter
    • Saturn
    • Mars

    Answer: Mars

    Mars appears reddish due to iron oxide on its surface and is called the Red Planet.

  2. science

    Which is the largest planet in our solar system?

    • Saturn
    • Neptune
    • Jupiter
    • Earth

    Answer: Jupiter

    Jupiter is the most massive and largest planet in the solar system.

  3. nature

    Which is the largest living primate?

    • Chimpanzee
    • Baboon
    • Gorilla
    • Orangutan

    Answer: Gorilla

    The gorilla is the largest living primate.

  4. science

    Which planet is closest to the Sun?

    • Mercury
    • Venus
    • Earth
    • Mars

    Answer: Mercury

    Mercury is the innermost planet of the solar system.

  5. language

    The Greek root 'bio' refers to which of these?

    • Earth
    • Self
    • Light
    • Life

    Answer: Life

    'Bio' is Greek for 'life', as in 'biology'.

  6. mythology

    In Greek mythology, the Minotaur was kept in a labyrinth on which island?

    • Rhodes
    • Crete
    • Cyprus
    • Sicily

    Answer: Crete

    The Minotaur's labyrinth was said to stand at Knossos on the island of Crete.

  7. geography

    What is the capital of Kenya?

    • Mombasa
    • Nairobi
    • Kisumu
    • Nakuru

    Answer: Nairobi

    Nairobi is the capital of Kenya.

  8. science

    What is the name of Earth's only natural satellite?

    • Titan
    • Europa
    • Phobos
    • The Moon

    Answer: The Moon

    The Moon is Earth's single natural satellite.

  9. language

    Which word is the closest synonym of 'enormous'?

    • Gigantic
    • Tiny
    • Average
    • Narrow

    Answer: Gigantic

    'Gigantic' means very large, matching 'enormous'.

  10. history

    Which ancient empire was founded by Cyrus the Great and centered in what is now Iran?

    • Greek Empire
    • Roman Empire
    • Persian Empire
    • Egyptian Empire

    Answer: Persian Empire

    The Persian (Achaemenid) Empire was founded by Cyrus the Great and centered in modern Iran.

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