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Science Quiz #638

Science and Nature Quiz for 7 April 2021

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

The symptoms for which poisoning include seizures, a "sawhorse" stance, rigid extension of all four limbs and respiratory paralysis?

A
Strychnine
B
Cyanide
C
Atropine
D
Carbon monoxide
Select from the options above.
2

What is a lemniscate?

A
A type of antelope
B
A furry-skinned fruit
C
The mathematical symbol for infinity
D
A pair of green-coloured roller blades
Select from the options above.
3

What is the common name for decompression sickness?

A
Tennis elbow
B
Cold turkey
C
Asthma
D
Bends
Select from the options above.
4

What mechanical device allows the wheels of a vehicle to turn at different speeds when cornering?

A
Distributor
B
Differential
C
Anemometer
D
Gearbox
Select from the options above.
5

What name is given to a neuron which fires both when an animal performs an action and when the animal observes the same action performed by another animal, as though the observer were performing the action?

A
Vicarious neuron
B
Mirror neuron
C
Broca's neuron
D
Mimetic neuron
Select from the options above.
6

What is the largest species of whale?

A
Blue whale
B
Sperm whale
C
Humpback whale
D
Marlin
Select from the options above.
7

If the sides of a triangle measure 5, 13 and 12, what is the angle defined by the sides which are 5 and 12?

A
60 degrees
B
45 degrees
C
30 degrees
D
90 degrees
Select from the options above.
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