Science - General Quiz
Science - General · Expert
20 questions · Unlimited attempts · Free online practice
Science is the systematic study of the natural world through observation, experimentation, measurement, and evidence-based reasoning. It helps us understand how the universe works,...
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All 20 questions in this Science - General quiz
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Which vitamin is known as the 'Sunlight Vitamin'?
- A. Vitamin C
- B. Vitamin D
- C. Vitamin A
- D. Vitamin E
-
What is the term for harmful substances in the air?
- A. Pollutants
- B. Oxygen
- C. Nutrients
- D. Vitamins
-
What is the term for melting ice masses?
- A. Icebergs
- B. Tundra
- C. Fjords
- D. Glaciers
-
What phenomenon causes a pencil in water to look bent?
- A. Diffraction
- B. Reflection
- C. Refraction
- D. Interference
-
Which metal is liquid at room temperature?
- A. Zinc
- B. Mercury
- C. Copper
- D. Iron
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Which gas is used to purify water?
- A. Nitrogen
- B. Chlorine
- C. Fluorine
- D. Oxygen
-
Which bond shares electrons?
- A. Covalent
- B. Ionic
- C. Hydrogen
- D. Metallic
-
What is the hardest substance in the human body?
- A. Enamel
- B. Bone
- C. Nail
- D. Cartilage
-
Which gas is used in electric signs and advertising?
- A. Xenon
- B. Neon
- C. Krypton
- D. Argon
-
Which gas is filled in balloons?
- A. Hydrogen
- B. Nitrogen
- C. Oxygen
- D. Helium
-
Which state of matter has a definite volume but no definite shape?
- A. Solid
- B. Plasma
- C. Liquid
- D. Gas
-
What is the process of a liquid becoming a gas?
- A. Freezing
- B. Melting
- C. Sublimation
- D. Vaporization
-
Which vitamin is also known as ascorbic acid?
- A. Vitamin D
- B. Vitamin A
- C. Vitamin C
- D. Vitamin B
-
What is H in H2O?
- A. Helium
- B. Hydrogen
- C. Heat
- D. Hafnium
-
What is the name of the particle that carries light?
- A. Electron
- B. Neutron
- C. Proton
- D. Photon
-
What is the process of turning desert into fertile land?
- A. Erosion
- B. Land reclamation
- C. Irrigation
- D. Desertification
-
What is the hardest natural substance on Earth?
- A. Platinum
- B. Iron
- C. Gold
- D. Diamond
-
Which gas protects us from harmful UV rays?
- A. Argon
- B. Nitrogen
- C. Carbon Dioxide
- D. Ozone
-
What is the accumulation of toxins in a food chain called?
- A. Erosion
- B. Bioaccumulation
- C. Photosynthesis
- D. Evaporation
-
Which temperature scale has no negative numbers?
- A. Fahrenheit
- B. Kelvin
- C. Celsius
- D. Rankine