Exploring Our Universe: Core Science Concepts
Test your knowledge of fundamental scientific principles across physics, chemistry, and biology.
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Quiz Questions & Answers
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Question 1: What is the primary function of mitochondria in cells?
Create cell membranes
Store genetic information
Produce energy (ATP)
Break down proteins
Question 2: Which state of matter has both definite volume and definite shape?
Solid
Gas
Plasma
Liquid
Question 3: What happens to the wavelength of light when it passes from air into water?
It increases
It disappears
It decreases
It stays the same
Question 4: Which force is responsible for objects falling to Earth?
Gravitational force
Nuclear force
Electromagnetic force
Friction
Question 5: What type of chemical reaction occurs when iron rusts?
Synthesis
Decomposition
Substitution
Oxidation
Question 6: Which organelle is responsible for protein synthesis in cells?
Lysosome
Nucleus
Golgi apparatus
Ribosome
Question 7: What is the primary greenhouse gas in Earth's atmosphere?
Water vapor
Ozone
Methane
Carbon dioxide
Question 8: Which law of thermodynamics states that energy cannot be created or destroyed?
Third Law
Zeroth Law
First Law
Second Law