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Seven Categories - Sciences I

How much to you think you know about Sciences? Sure, it won't be easy, but try to test yourself in this general knowledge quiz.
Quiz by Mitacla
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Last updated: February 5, 2021
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First submittedFebruary 4, 2021
Times taken28
Average score50.0%
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Question
Answer
Which mathematician determined the formula that allows us to calculate the solutions of complete 2nd degree equations?
Bhaskara
The three laws that describe the planetary motion are named after which astronomer?
Johannes Kepler
The two Moons of which planet in the Solar System were discovered and named in 1877 by the American astronomer Asaph Hall?
Mars
In which atmospheric layer is the ozone layer located?
Stratosphere
Which physical quantity is measured in cgs units as Poise?
Viscosity
What kind of waves is used by Wi-Fi technology?
Radio Waves
Which device, created and perfected between 1913 and 1928 by two German physicists, is used to measure ionising radiation?
Geiger counter
Which substance is spread on the roads to prevent ice formation and increase road safety? This is a practical application of a phenomena known as 'freezing point depression' or 'cryoscopy', where the addition of a solute to a solvent causes its freezing point to decrease.
Salt
What chemical element with an atomic number of 33 is detected in a Marsh test?
Arsenic
What do you call the change of physical state from gas to plasma?
Ionization
What scientist created the tectonic plate theory?
Alfred Wegener
How are mineral corundum gemstones designated that are of any colour other than red?
Sapphire
What process of soil wear is caused by the action of water or wind?
Erosion
What is the name of the warm season of significant changes in the distribution of the surface temperature of the Pacific Ocean water that causes great climate changes?
El Ninõ
Which circulatory fluid in vertebrate animals is composed essentially of white blood cells, platelets, plasma, nutrients, sodium chloride and gases (namely oxygen and carbon dioxide)?
Lymph
Milk, sardines and broccoli are excellent food sources of which mineral, the most abundant in the human body and stored mainly in bones?
Calcium
With only 18-24g and a 22cm span, the Patagonas gigas is the largest species of which family of birds?
Hummingbird
Which dog breed was originally created to help save travellers in the Swiss and Italian Alps? It is said that the small barrel they carry contains brandy to warm the victims.
St Bernard
Arabica and Robusta are the two main species of which plant?
Coffee
Which flower of the Papaveraceae family is grown for ornament, opium or food?
Poppy
2 Comments
+1
Level 78
Feb 5, 2021
"What kind of waves.....?" Answer: "Radio", not "Radio waves", please, as waves is in the question.
+1
Level 45
Feb 5, 2021
I would like to discuss that, but Wikipedia seems to confirm your comment. I think the upgrade to this quiz will satisfy both.