1. What is the only even prime number?
Answer: 2
Why it matters: Prime numbers are the building blocks of number theory, and 2 is the only even number that fits the definition. All other even numbers are divisible by 2.
2. Who wrote the play “Romeo and Juliet”?
Answer: William Shakespeare
Why it matters: Shakespeare’s influence on language, storytelling, and drama is profound. Recognizing his work is a basic pillar of cultural literacy.
3. What gas do plants absorb from the atmosphere during photosynthesis?
Answer: Carbon dioxide (CO₂)
Why it matters: Understanding how nature works — especially in an age of climate change — is essential. Photosynthesis is a key process in the Earth’s carbon cycle.
4. In what year did the first human land on the Moon?
Answer: 1969
Why it matters: The Apollo 11 mission was a defining moment in human history, symbolizing innovation, exploration, and what humanity can achieve.
5. What is the capital city of Japan?
Answer: Tokyo
Why it matters: Basic geography helps us better understand world news, cultures, and global relations. Tokyo is also one of the most influential cities economically and culturally.
6. Which element has the chemical symbol ‘O’?
Answer: Oxygen
Why it matters: Chemistry affects everything from biology to cooking. Oxygen is essential for respiration and supports life on Earth.
7. Who developed the theory of general relativity?
Answer: Albert Einstein
Why it matters: Einstein’s theories revolutionized physics and our understanding of space, time, and gravity.
8. How many continents are there on Earth?
Answer: Seven
Why it matters: Knowing the continents helps us grasp basic global structure — essential for understanding global issues, travel, and culture.
9. What is the hardest natural substance on Earth?
Answer: Diamond
Why it matters: Diamonds aren’t just for jewelry; their hardness makes them crucial in industrial applications like cutting and drilling.
10. Which language has the most native speakers worldwide?
Answer: Mandarin Chinese
Why it matters: Language is power. Understanding the prevalence of Mandarin highlights China’s cultural and global influence.
Final Thoughts
So, how did you do?
- 8–10 correct? Impressive! You’ve got a solid general knowledge foundation.
- 5–7 correct? Not bad — you’re well on your way.
- 4 or fewer? No worries. Now’s a great time to learn something new.
Smart people aren’t just those who know all the answers — they’re the ones who never stop asking questions.
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