General Science Test 2

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Online General Science Test 2 for different Competitive Exams, Entrance Tests & Job Interviews. Test yourself. Take various online tests and find out how well you score before appearing in your upcoming interviews and written tests.

Instructions

Welcome to our FREE online test. Beware of anyone asking for money to take this test.

Total questions: 20

Time limit: 30 minutes

Each question is worth 1 point, and there are no penalties for wrong answers.

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Good luck!

Time remaining: 30:00
1. What is the study of earthquakes called?
  1. Entomology
  2. Paleontology
  3. Seismology
  4. Ornithology
2. The process of rocks being worn away by natural forces is called:
  1. Condensation
  2. Weathering
  3. Erosion
  4. Fossilization
3. Which of the following is NOT a greenhouse gas?
  1. Carbon dioxide
  2. Methane
  3. Oxygen
  4. Water vapor
4. Which of the following is a primary colors of light?
  1. Orange
  2. Violet
  3. Blue
  4. White
5. Find the correct match of animals with their habitats:
  1. Lion – Desert
  2. Elephant – Air
  3. Shark – Ocean
  4. Giraffe – Arctic
6. According to a recent study, what percentage of Earth’s surface is covered by water?
  1. 60%
  2. Approximately 71%
  3. 50%
  4. 80%
7. How much has the average global temperature risen in the last century according to recent data?
  1. 0.5°C
  2. 1.0°C
  3. Approximately 1.1°C
  4. 2.0°C
8. Arrange the following stages of the water cycle in the correct sequence:
  1. Condensation – Precipitation – Evaporation – Collection
  2. Evaporation – Condensation – Precipitation – Collection
  3. Collection – Evaporation – Precipitation – Condensation
  4. Precipitation – Collection – Evaporation – Condensation
9. Which of the following is the largest mammal?
  1. Elephant
  2. Rhinoceros
  3. Blue whale
  4. Giraffe
10. What is the chemical symbol for iron?
  1. Fe
  2. I
  3. Ir
  4. In
11. What is the study of insects called?
  1. Entomology
  2. Paleontology
  3. Seismology
  4. Ornithology
12. What is the main component of natural gas?
  1. Methane
  2. Propane
  3. Butane
  4. Ethane
13. Which of the following is NOT a state of matter?
  1. Solid
  2. Liquid
  3. Gas
  4. Plasma
14. What is the chemical symbol for sodium?
  1. Na
  2. Sn
  3. So
  4. Ni
15. What is the process by which plants take in carbon dioxide and release oxygen?
  1. Photosynthesis
  2. Respiration
  3. Fermentation
  4. Combustion
16. Which of the following is a renewable source of energy?
  1. Coal
  2. Solar
  3. Natural gas
  4. Nuclear
17. What is the chemical formula for water?
  1. CO2
  2. H2O
  3. O2
  4. H2
18. What is the main function of the kidneys?
  1. Producing hormones
  2. Digesting food
  3. Filtering blood
  4. Removing waste products from the body
19. What is the main component of the Earth’s atmosphere?
  1. Carbon dioxide
  2. Oxygen
  3. Nitrogen
  4. Hydrogen
20. What is the process by which plants release water vapor through their leaves?
  1. Photosynthesis
  2. Transpiration
  3. Respiration
  4. Fermentation
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