From the gravity that keeps our feet planted on the ground to the movement of the tides, the weather, and the skies above us, there is a vast treasure trove of knowledge in our shared experiences. Biology, ecology, chemistry, physics and astronomy are all covered in this super fun quiz of how the natural world works. When it comes to science, are you a top producer in this knowledge ecosystem or just a parasitic bottom-feeder?
This is a science quiz that will test your knowledge on a variety of topics. All questions are multiple choice, so you will need to select the correct answer from a list of options. If you can't answer the question, don't worry. We've also included the correct answer at the end of each question. Wherever your strengths lie, you're likely to find something to challenge you in this quiz! If you can score at least 75 percent on this difficult science quiz then we know for sure you are a particularly knowledgeable person.
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Do You Know Enough About Science to Answer 19 of 25 Que… Quiz Questions
What type of rock would normally form at the bottom of a river?
Sedimentary
Metamorphic
Volcanic
Igneous
Plants convert sunlight into food using a process called what?
Photosynthesis
Pollination
Mitosis
Germination
What is the chemical compound found in the outer skeleton of insects, lobsters and crabs called?
Keratin
Chitin
Collagen
Melanin
What is the biggest planet in the Solar System?
Neptune
Earth
Jupiter
Saturn
There are more than 30,000 recognized species of fish on Earth. What organ do fish use to breathe?
Fins
Ears
Gills
Lungs
The ___ that Earth is in is called the Milky Way.
Cluster
Solar System
Galaxy
Universe
What is the thighbone called?
Patella
Femur
Ethmoid
Palatine
Which layer of Earth's atmosphere do planes fly in?
Thermosphere
Troposphere
Mesosphere
Stratosphere
In the scientific classification system, what comes between "class" and "family"?
Order
Genus
Species
Phylum
What system is responsible for the removal of waste from the body?
Endocrine system
Muscular system
Renal system
Circulatory system
Where might you find your epiglottis?
Feet
Throat
Leg
Head
True or false: Thomas Edison discovered gravity.
False
True
Is a hot air balloon a solid, liquid, or gas?
Solid
Liquid
Gas
Which gland regulates metabolism?
Hypothalamus
Pituitary
Thyroid
Adrenal
What is the axial tilt of the Earth?
17.5 degrees
23.5 degrees
12.7 degrees
24.5 degrees
How many elements are on the periodic table?
118
100
153
57
What is the freezing point of water?
32 degrees Fahrenheit
212 degrees Fahrenheit
0 degrees Fahrenheit
100 degrees Fahrenheit
Earth's atmosphere consists mostly of?
Oxygen and hydrogen
Carbon dioxide and argon
Hydrogen and helium
Oxygen and nitrogen
What orbits around the Earth?
All of these
Satellites
The Moon
Asteroids
How long does it take for Earth to make one rotation on its axis?
365 days
7 days
28 days
24 hours
What part of a microscope holds a specimen in place?
Illuminator
Arm
Stage clips
Nosepiece
The rate at which velocity changes over time defines which of the following?
Oscillation
Accretion
Acceleration
Momentum
What are the three kinds of blood vessels?
Veins, arteries, and capillaries
Veins, arteries, and caterpillars
Veins, arthritis, and capillaries
Vines, arteries, and capillaries
Which planet does the moon "Titan" orbit?
Saturn
Neptune
Mercury
Venus
Ornithology is the study of which creatures?
Spiders
Cats
Birds
Mammals
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