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Science - General Quiz
Science - General · Astronomy Quiz
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 gas is used for artificial ripening of green fruits?
- A. Acetylene
- B. Ethane
- C. Ethylene
- D. Methane
-
What is the term for harmful substances in the air?
- A. Pollutants
- B. Oxygen
- C. Nutrients
- D. Vitamins
-
Which gas do humans breathe?
- A. Hydrogen
- B. Nitrogen
- C. Oxygen
- D. CO2
-
What is the term for a dry area that receives little rain?
- A. Grassland
- B. Rainforest
- C. Swamp
- D. Desert
-
Which state of matter has a definite volume but no definite shape?
- A. Solid
- B. Plasma
- C. Liquid
- D. Gas
-
What color is sky?
- A. Green
- B. Yellow
- C. Blue
- D. Red
-
What is the unit of power?
- A. Volt
- B. Watt
- C. Newton
- D. Joule
-
Which gas is known as 'Laughing Gas'?
- A. Methane
- B. Nitrous oxide
- C. Carbon dioxide
- D. Sulfur dioxide
-
Which day has 24 hours?
- A. Month
- B. Week
- C. Year
- D. Day
-
Which process converts liquid to gas?
- A. Evaporation
- B. Freezing
- C. Melting
- D. Condensation
-
What is the average salinity of ocean water?
- A. 0.015
- B. 0.1
- C. 0.055
- D. 0.035
-
What is the process of a solid turning directly into a gas?
- A. Melting
- B. Condensation
- C. Sublimation
- D. Evaporation
-
What is the square root of 64?
- A. 8
- B. 7
- C. 6
- D. 9
-
What phenomenon causes a pencil in water to look bent?
- A. Diffraction
- B. Reflection
- C. Refraction
- D. Interference
-
What is the common name for the Patella?
- A. Shoulder
- B. Elbow
- C. Kneecap
- D. Shinbone
-
Which element has atomic number 1?
- A. Hydrogen
- B. Oxygen
- C. Helium
- D. Carbon
-
How many moons does Mars have?
- A. 1
- B. 3
- C. 2
- D. 4
-
Which metal is a major soil pollutant?
- A. Silver
- B. Iron
- C. Lead
- D. Gold
-
Which gas is produced by rotting waste in landfills?
- A. Helium
- B. Methane
- C. Oxygen
- D. Nitrogen
-
Which vitamin is found in citrus fruits?
- A. Vitamin B
- B. Vitamin K
- C. Vitamin A
- D. Vitamin C