Ultimate General Knowledge Challenge
Test your knowledge across science, history, and culture in this engaging medium-difficulty quiz!
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Quiz Questions & Answers
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Question 1: Which psychological effect describes when people overestimate their own abilities compared to others?
Stockholm Syndrome
Dunning-Kruger Effect
Placebo Effect
Confirmation Bias
Question 2: What phenomenon causes the sky to appear blue?
Rayleigh scattering
Ocean reflection
Atmospheric pressure
Ozone layer
Question 3: Which ancient civilization first developed the concept of zero?
Greeks
Romans
Ancient Indians
Egyptians
Question 4: What percentage of the human body is water?
45-55%
60-65%
70-75%
80-85%
Question 5: Which cognitive bias makes us more likely to remember unfinished tasks?
Zeigarnik effect
Recency bias
Memory cascade
Primacy effect
Question 6: What is the most abundant element in the Earth's crust?
Silicon
Iron
Oxygen
Carbon
Question 7: Which learning technique is most effective for long-term retention?
Highlighting text
Spaced repetition
Re-reading
Summarizing
Question 8: What percentage of an iceberg typically remains underwater?
50%
70%
90%
85%