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Earth Science & Geology Quiz

Earth Science & Geology · Exam Mode

20 questions · 30 min timer · Results at the end

Earth's landscapes are constantly changing, shaped by powerful natural forces over millions of years. Earth science and geology help us understand how mountains rise, rivers carve...

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All 20 questions in this Earth Science & Geology quiz
  1. What is the name of the measurement used to express how acidic or basic ocean water is?

    • A. Salinity
    • B. pH
    • C. Turbidity
    • D. Alkalinity
  2. What is the name of the mass of ice and snow that moves slowly under its own weight?

    • A. Glacier
    • B. Permafrost
    • C. Ice cap
    • D. Snowfield
  3. What term describes the process by which water becomes vapour and rises into the atmosphere from plants?

    • A. Transpiration
    • B. Precipitation
    • C. Evaporation
    • D. Condensation
  4. What is the name of the dark material formed from partially decomposed organic matter in soil?

    • A. Loam
    • B. Silt
    • C. Clay
    • D. Humus
  5. What is the name of the transition zone between fresh water in rivers and salt water in the sea?

    • A. Estuary
    • B. Lagoon
    • C. Halocline
    • D. Thermocline
  6. What is the name of Earth's protective magnetic field that deflects solar wind?

    • A. Magnetosphere
    • B. Aurora zone
    • C. Van Allen Belts
    • D. Ionosphere
  7. What is the name of the geological time unit that encompasses the formation of Earth to the first complex life approximately 541 million years ago?

    • A. Archean
    • B. Precambrian
    • C. Hadean
    • D. Paleozoic
  8. What is the name of the layer of rock just below the soil in which plant roots grow?

    • A. Parent material
    • B. Bedrock
    • C. Subsoil
    • D. Regolith
  9. What is the name of the supercontinent that existed before the current continents formed?

    • A. Pangaea
    • B. Laurasia
    • C. Gondwana
    • D. Rodinia
  10. Which gas is most abundant in Earth's atmosphere?

    • A. Carbon Dioxide
    • B. Nitrogen
    • C. Hydrogen
    • D. Oxygen
  11. What is the name of the oldest rocks ever found on Earth?

    • A. Isua greenstone belt
    • B. Acasta Gneiss
    • C. Nuvvuagittuq greenstone belt
    • D. Jack Hills zircons
  12. What type of boundary exists where two tectonic plates slide horizontally past each other?

    • A. Convergent boundary
    • B. Transform fault boundary
    • C. Divergent boundary
    • D. Subduction zone
  13. What is the name of the circular atmospheric storm system that rotates counterclockwise in the Northern Hemisphere?

    • A. High pressure system
    • B. Cold front
    • C. Cyclone
    • D. Anticyclone
  14. What is the name of the phenomenon where cold deep water rises to the ocean surface?

    • A. Thermohaline circulation
    • B. Upwelling
    • C. Downwelling
    • D. Overturning
  15. What is the name of the wind pattern that reverses direction seasonally and brings heavy rainfall to South Asia?

    • A. Polar vortex
    • B. Westerlies
    • C. Trade winds
    • D. Monsoon
  16. What is the name of the slow movement of soil down a slope caused by gravity?

    • A. Rockfall
    • B. Creep
    • C. Solifluction
    • D. Slumping
  17. What is the name of the process by which dissolved salts are left behind when water evaporates causing soil degradation?

    • A. Leaching
    • B. Salinisation
    • C. Waterlogging
    • D. Acidification
  18. What is the name of the most common mineral on Earth's surface?

    • A. Calcite
    • B. Mica
    • C. Feldspar
    • D. Quartz
  19. What is the name of the circular depressions on Earth's surface caused by meteorite impacts?

    • A. Impact craters
    • B. Calderas
    • C. Sinkholes
    • D. Maars
  20. What is the name of the phenomenon where Earth's magnetic poles reverse their direction?

    • A. Geomagnetic reversal
    • B. Polar wandering
    • C. Geomagnetic storm
    • D. Magnetic anomaly