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Science Quiz #814

Science and Nature Quiz for 21 August 2024

A new science quiz is available each week. Try our daily general knowledge quiz or work through our archive of daily and themed quizzes.

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Q1. Which of these is not a fish?

A
Sprat
B
Sardine
C
Mackerel
D
Whale
Select from the options above.

Q2. When was observational evidence first accepted by the scientists of the time that the Milky Way is not the only galaxy in the universe?

A
1927
B
1929
C
1925
D
1895
Select from the options above.

Q3. Which of these is the name of 13 books written in Alexandria around 300 BC, a collection of definitions, axioms, theorems, constructions and proofs was used as the basic text on geometry throughout the Western world for about 2,000 years?

A
Euclid's Elements
B
Principia Mathematica
C
Geometry for Dummies
D
The 13 Pillars of Wisdom
Select from the options above.

Q4. The refraction phenomenon known as "looming" can result in seeing what?

A
Alternations of compressed and stretched areas, erect images, and inverted images
B
A duplicate object floating above it
C
A mirror image of an object lying below the actual object
D
An object which is actually below the horizon
Select from the options above.

Q5. Following work in 2016 on observations in Hubble's Ultra Deep Field how many galaxies are there estimated to be in the known universe?

A
Between 100 and 200 billion
B
About 5 billion
C
About 100 billion
D
At least 2 trillion
Select from the options above.

Q6. Which star shines brightest in Earth's sky?

A
Sirius
B
Alpha Centauri
C
Rigel
D
None of these
Select from the options above.

Q7. Photosynthesis is the system used by which of these to create food?

A
Hadalpelagic bacteria
B
Sea anemones
C
Fungi
D
Kelp
Select from the options above.
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