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Science Quiz #501

Science and Nature Quiz for 22 August 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

About 90% of the world's extractable material, used for the manufacture of ornamental objects and jewellery, is in the Kaliningrad Oblast of Russia on the Baltic Sea. What type of material is this?

A
Obsidian
B
Topaz
C
Opals
D
Amber
Select from the options above.
2

What is the iron-containing oxygen-transport metalloprotein in the red blood cells of vertebrates?

A
Plasma
B
Glucose
C
Platelets
D
Haemoglobin
Select from the options above.
3

What is a kumquat?

A
Weapon used by Australian aborigines
B
Traditional north American dwelling made of hides
C
Large rodent native to South America
D
Fruit
Select from the options above.
4

What number do you get if you add all of the 7 Roman numerals?

A
1,616
B
1,666
C
1,656
D
1,166
Select from the options above.
5

According to John Dalton (1766-1844) chemical reactions happen between what to form new substances

A
Atoms
B
Elements
C
Isotopes
D
Neutrinos
Select from the options above.
6

What about a tornado distinguishes it from a hurricane?

A
It travels exclusively over land
B
Its maximum sustained wind speed is 110 miles per hour (180 km/h)
C
It rotates clockwise
D
It touches the surface of the Earth
Select from the options above.
7

The coxae, a trochanter, a femur, a short patella, the tibia, and the tarsus are the six parts of what, found in some arthropods?

A
Antennae
B
Hind legs used for aggressive display
C
Palps
D
Spinnerets
Select from the options above.
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