Test Your Knowledge with These 5 Science Trivia Questions!

Published at : 17 Dec 2025

How well do you know your science facts? 🧪🌍 Test yourself with these 5 trivia questions covering topics from chemical symbols and blood types to electrical wiring and planet Venus. Whether you're a science enthusiast or just curious, this quiz will challenge your knowledge and help you learn something new!

Questions & Answers:

What is the chemical symbol for calcium?
A. Ca
B. Cl
C. C
Answer: A. Ca
Explanation: Calcium has the chemical symbol "Ca" and is an essential element for bones and teeth.

What is the most common blood type in humans?
A. O
B. A
C. B
Answer: A. O
Explanation: Blood type O is the most common worldwide and is often considered the universal donor.

What is the primary metal used in electrical wiring?
A. Aluminum
B. Copper
C. Brass
Answer: B. Copper
Explanation: Copper is highly conductive and widely used for electrical wiring due to its efficiency and affordability.

Which part of the plant absorbs water from the soil?
A. Stem
B. Leaves
C. Roots
Answer: C. Roots
Explanation: Roots are responsible for absorbing water and nutrients from the soil to sustain plant growth.

What is the main gas found in Venus' atmosphere?
A. Nitrogen
B. Carbon Dioxide
C. Oxygen
Answer: B. Carbon Dioxide
Explanation: Venus' atmosphere is composed mostly of carbon dioxide, making the planet extremely hot due to the greenhouse effect.

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