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Seven days of questions and answers

Valentine's Day Trivia Answers Archive

Review earlier daily rounds, reveal the correct answer, and use the short explanation to learn the fact behind each question. Page 10 of 12 covers seven completed UTC days.

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Daily round

  1. What is the scientific name of the cacao tree?

    Answer: Theobroma cacao

    Theobroma cacao is the botanical name of the tropical tree that produces cacao beans.

  2. In Finland, Valentine's Day is commonly known as a day celebrating what relationship?

    Answer: Friendship

    Finland's ystävänpäivä is commonly understood as Friend's Day and emphasizes friendship.

  3. What decorative paper material was common on Victorian valentines?

    Answer: Lace paper

    Victorian card makers often used embossed lace paper to frame romantic designs.

  4. Which mineral ion helps heart muscle cells contract?

    Answer: Calcium

    Calcium ions play an essential role in triggering cardiac muscle contraction.

  5. Which weapon is Cupid usually shown carrying?

    Answer: Bow and arrows

    Cupid's arrows symbolically cause those they strike to fall in love.

Daily round

  1. Which blood vessels carry blood away from the heart?

    Answer: Arteries

    Arteries carry blood away from the heart, while veins return it.

  2. What is chocolate liquor?

    Answer: Ground cacao nibs

    Chocolate liquor is a thick paste of finely ground cacao nibs and contains no alcohol.

  3. Which neurotransmitter is central to reward and motivation pathways?

    Answer: Dopamine

    Dopamine signaling helps the brain encode reward, motivation, and reinforcement.

  4. Which chamber pumps oxygenated blood into the aorta?

    Answer: Left ventricle

    The muscular left ventricle pumps oxygen-rich blood into the aorta.

  5. What are the sharp outgrowths on a rose stem correctly called?

    Answer: Prickles

    Rose stems bear prickles arising from surface tissue, not true thorns formed from branches.

Daily round

  1. Which Greek word names affectionate love between friends?

    Answer: Philia

    Philia refers to friendship, fondness, and bonds between companions.

  2. Which planet is named for the Roman goddess of love?

    Answer: Venus

    Venus shares its name with the Roman goddess associated with love and beauty.

  3. Which chocolate-making process uses prolonged mixing to smooth texture and flavor?

    Answer: Conching

    Conching repeatedly mixes and aerates chocolate to refine its texture and taste.

  4. Which sister does Elizabeth Bennet eventually marry off to Mr. Bingley in “Pride and Prejudice”?

    Answer: Jane Bennet

    Jane Bennet and Charles Bingley marry near the end of Pride and Prejudice.

  5. What is the medical term for an unusually fast resting heart rate?

    Answer: Tachycardia

    Tachycardia describes a heart rate that is faster than the expected resting range.

Daily round

  1. Which alkaloid found in cacao is related to caffeine?

    Answer: Theobromine

    Theobromine is a mild stimulant in cacao and belongs to the same chemical family as caffeine.

  2. Which fragrant compound contributes a characteristic rose scent?

    Answer: Geraniol

    Geraniol is one of the aromatic compounds that helps produce a rose-like fragrance.

  3. The English word “romance” ultimately refers to languages descended from which ancient language?

    Answer: Latin

    Romance languages developed from forms of spoken Latin across the former Roman world.

  4. What name was given to insulting or mocking nineteenth-century Valentine's cards?

    Answer: Vinegar valentines

    Vinegar valentines used caricatures and sharp verses instead of affectionate messages.

  5. Which country uses the rose as its national flower?

    Answer: United States

    The United States designated the rose as its national floral emblem in 1986.

Daily round

  1. Which battle led to Charles, Duke of Orléans, being held in England?

    Answer: Battle of Agincourt

    English forces captured Charles at the Battle of Agincourt in 1415.

  2. Which German phrase means “I love you”?

    Answer: Ich liebe dich

    Ich liebe dich directly expresses “I love you” in German.

  3. Which Italian city is the setting for Shakespeare's “Romeo and Juliet”?

    Answer: Verona

    Romeo and Juliet takes place in Verona, home of the feuding Montague and Capulet families.

  4. Which language uses the word “amor” for love?

    Answer: Portuguese

    Amor is the Portuguese noun for love, as it is in several Romance languages.

  5. Which Brontë sister wrote “Jane Eyre”?

    Answer: Charlotte

    Charlotte Brontë published Jane Eyre under the pen name Currer Bell.

Daily round

  1. Which primate is noted for using grooming to reinforce social bonds?

    Answer: Chimpanzee

    Chimpanzees frequently groom companions, helping maintain alliances and reduce tension.

  2. Which flower is known botanically as Dianthus caryophyllus?

    Answer: Carnation

    Dianthus caryophyllus is the cultivated carnation often used in bouquets.

  3. Which small Australian bird builds and decorates a structure to attract a mate?

    Answer: Bowerbird

    Male bowerbirds arrange bowers and colored objects as part of courtship displays.

  4. Which artist painted the paired self-portraits in “The Two Fridas”?

    Answer: Frida Kahlo

    Frida Kahlo painted two connected versions of herself in The Two Fridas.

  5. What is the largest artery in the human body?

    Answer: Aorta

    The aorta receives oxygenated blood from the left ventricle and distributes it to the body.

Daily round

  1. Which painter created the gold-patterned work “The Kiss”?

    Answer: Gustav Klimt

    Gustav Klimt painted The Kiss during his gold period.

  2. Which artist created the marble sculpture “The Kiss” now in the Musée Rodin?

    Answer: Auguste Rodin

    French sculptor Auguste Rodin created the celebrated marble group The Kiss.

  3. Which albatross behavior helps long-term partners recognize one another?

    Answer: A ritualized courtship dance

    Albatross pairs use elaborate, learned display sequences that become coordinated over repeated meetings.

  4. Which flower's name comes from the Greek word for rainbow?

    Answer: Iris

    Iris is named for the Greek rainbow goddess, reflecting the flower's many colors.

  5. Which insect is known for a courtship flash pattern produced by bioluminescence?

    Answer: Firefly

    Many firefly species use species-specific light signals to locate potential mates.