Our general knowledge trivia questions and answers are a fun way to learn some random facts about geography, history, politics, sports, science, technology, music, food, wild life, entertainment, cultures or just about anything.
Put on your thinking cap and test how much you really know about the world around you. Have fun!
What type of blood cells help the body fight infections?
Red Blood Cells
White Blood Cells
Platelets
Plasma
Stem Cells
Correct answer is B
White blood cells are responsible for fighting infections and diseases.
Which element has the atomic number 1?
Oxygen
Hydrogen
Helium
Carbon
Nitrogen
Correct answer is B
Hydrogen is the first element on the periodic table, with atomic number 1.
What gas do plants primarily use for photosynthesis?
Oxygen
Carbon Dioxide
Nitrogen
Methane
Argon
Correct answer is B
Plants use carbon dioxide for photosynthesis to produce oxygen and glucose.
What is the hardest natural substance on Earth?
Iron
Diamond
Graphite
Quartz
Ruby
Correct answer is B
Diamond is the hardest naturally occurring substance known.
What is the speed of light in a vacuum?
300,000 km/s
150,000 km/s
100,000 km/s
50,000 km/s
450,000 km/s
Correct answer is A
The speed of light in a vacuum is approximately 300,000 kilometers per second.