20 General Science Quiz (Easy)

About This Quiz

This quiz is designed to test your foundational knowledge across a broad spectrum of scientific disciplines, ranging from the basics of chemistry and physics to the intricacies of biology and the expanse of astronomy.

Whether you're a student, a science enthusiast, or simply someone curious about the world around you, this quiz offers 20 fun questions crafted to engage your mind and ignite your curiosity.

Each question is a stepping stone on your path to discovery. Good Luck!

START QUIZ

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1. Which of the following is a type of renewable energy source?

[B] Solar Power | Solar power is a renewable energy source that harnesses energy from the sun.

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2. What is the chemical symbol for the element with the atomic number 8?

[D] Oxygen | Oxygen is the chemical element with the atomic number 8, and its chemical symbol is O.

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3. Who is credited with the discovery of penicillin?

[B] Alexander Fleming | Alexander Fleming discovered penicillin, the world's first true antibiotic, in 1928.

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4. Which of the following is a type of electromagnetic radiation with a wavelength just longer than that of visible light?

[A] Infrared | Infrared radiation has wavelengths longer than visible light but shorter than radio waves.

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5. What is the largest planet in our solar system?

[B] Jupiter | Jupiter is the largest planet in our solar system, known for its great size and strong gravitational field.

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6. What substance is H₂O the chemical symbol for?

[A] Water | H₂O is the chemical formula for water, which consists of two hydrogen atoms bonded to one oxygen atom. It is a transparent, tasteless, odorless, and nearly colorless chemical substance.

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7. Which of the following animals is a mammal?

[C] Mouse | Mammals are characterized by features like fur, mammary glands to feed their young, and giving birth to live young, which applies to mice but not the other options.

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8. What property is a barometer used to measure?

[A] Atmospheric Pressure | A barometer is an instrument used to measure atmospheric pressure, which can indicate changes in weather.

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9. What star is located closest to Earth?

[B] The Sun | The Sun is the closest star to Earth, at an average distance of about 93 million miles (150 million kilometers).

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10. What is the square root of 169?

[C] 13 | The square root of 169 is 13, because 13 multiplied by itself (13 x 13) equals 169.

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11. In computing, what does GUI stand for?

[B] Graphical User Interface | GUI refers to the visual elements on a computer screen that allow users to interact with the system, as opposed to command-line interfaces.

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12. Which of the following is a unit of temperature?

[D] Kelvin | Kelvin is one of the units of temperature used in the scientific community, particularly in thermodynamics. It is an absolute temperature scale where zero is absolute zero, the theoretical point at which all molecular motion stops.

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13. What scientific duo are credited with the discovery of the structure of DNA?

[B] Watson & Crick | James Watson and Francis Crick are credited with discovering the double helix structure of DNA in 1953, which was a groundbreaking discovery in biology.

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14. By what name are the elements belonging to group 17 of the periodic table commonly known (i.e. Fluorine, Chlorine)?

[D] Halogens | Group 17 elements are known as halogens, which are characterized by having seven valence electrons and being highly reactive.

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15. The hippocampus is a part of which bodily organ?

[B] Brain | The hippocampus is a part of the brain that plays a major role in long-term memory and spatial navigation.

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16. The Köppen classification system is used in the classification of which of the following?

[C] Climates | The Köppen classification system is a widely used system for classifying the world's climates into different types based on temperature and precipitation patterns.

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17. Which of the following is NOT a type of sub-atomic particle?

[D] Interion | Fermions, bosons, and leptons are all recognized categories of subatomic particles, while "interion" is not a known type of particle in particle physics.

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18. Tritium is the name given to an isotope of which chemical element?

[B] Hydrogen | Tritium is a radioactive isotope of hydrogen, meaning it has the same number of protons as regular hydrogen but with additional neutrons.

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19. What scientist is credited with first proposing the theory that would later become known as the Big Bang theory?

[A] Lemaître | Lemaître, a Belgian astronomer and Catholic priest, developed the concept of the universe originating from a "primeval atom" which eventually led to the Big Bang theory.

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20. Which of the following animals has the longest average period of gestation (pregnancy)?

[D] Donkey | Donkeys have one of the longest gestation periods among the animals listed, typically around 12 to 14 months, which is longer than pigs (around 3 to 4 months), moose (around 7 to 8 months), and cows (around 9 months).