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Science Quiz #480

Science and Nature Quiz for 28 March 2018

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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1

What chemical, found in many living organisms, is this compound of carbon, hydrogen and nitrogen, C5H9N3?

A
Adrenaline
B
Histamine
C
Dopamine
D
Choline
Select from the options above.
2

Which of these animals does NOT have a dewclaw, a digit (sometimes only partly developed) growing high on the leg?

A
Giraffe
B
Dog
C
Pig
D
Roe deer
Select from the options above.
3

What long bone in the arm that runs from the shoulder to the elbow to connect the scapula and the lower arm consists of 3 sections?

A
Happiness
B
Humorous
C
Hilarious
D
Humerus
Select from the options above.
4

What causes a screeching sound when a live microphone is put too close to a speaker?

A
Grazeright
B
Chewfore
C
Eatleft
D
Feedback
Select from the options above.
5

Which of these is a type of bird?

A
Gamelan
B
Parmesan
C
Ptarmigan
D
Suriname
Select from the options above.
6

What system specifies each point uniquely in a plane by a pair of numerical coordinates, which are the signed distances from the point to two fixed perpendicular directed lines?

A
Raster graphics
B
A Cartesian coordinate system
C
Posterisation
D
Solarisation
Select from the options above.
7

It is used as a food flavouring, for scents, in ancient Greek and Roman medical remedies including theriac which was long used as a panacea, to increase honey production, and by the animal which produces it as one of its territory markers. What is it?

A
Castoreum
B
Hyraceum
C
Terpenes
D
Ambergris
Select from the options above.
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