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Science Quiz #547

Science and Nature Quiz for 10 July 2019

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

Which of these is another name for the Opuntia, which is also known as the Paddle Cactus?

A
Orange
B
Kiwifruit
C
Peach
D
Prickly pear
Select from the options above.
2

As a science phenomenon, what is a sprite?

A
Ignited methane in swamps
B
Large scale electrical discharges high above large stormclouds which are discharging lightning
C
A LIDAR detector
D
A very small high energy car engine
Select from the options above.
3

11.00100100001111110110… is an approximation, in binary, of a mathematical constant relating to what?

A
A circle's circumference and diameter
B
The electron's gyromagnetic ratio using quantum electrodynamics
C
The reciprocals of twin primes
D
Conic sections
Select from the options above.
4

Which plant has leaves and flowers (each of which consists of 5 or 6 small yellow flower heads surrounded by leaflets in star form that bloom between July and September) that are covered with white hairs and appear woolly?

A
Gladioli
B
Rose
C
Daisy
D
Edelweiss
Select from the options above.
5

What small green fish with blue reflections (due to a silver longitudinal stripe that runs from the base of the caudal fin) is found in the Atlantic, Indian and Pacific Oceans?

A
Plankton
B
Herring
C
Silverside
D
Anchovy
Select from the options above.
6

Queen Anne of Great Britain suffered for many years from what ailment(s)?

A
Quinsy
B
Gout and dropsy
C
Malaria
D
Asthma
Select from the options above.
7

Humidity measures the quantity of water vapour in the air as a percentage by … what?

A
Height
B
Weight
C
Volume
D
Width
Select from the options above.
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