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Science Quiz #61

Science and Nature Quiz for 17 March 2010

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

0 out of ?
1

What is the name for the individual leaves of the calyx or outer whorl of a flower?

A
Sepal
B
Stamen
C
Seed
D
Stalk
Select from the options above.
2

Which of these is an evergreen shrub with leathery lance-shaped leaves?

A
Holly
B
Laurel
C
Aspidistra
D
Foxglove
Select from the options above.
3

What does an EC meter measure in a solution?

A
Electrical conductivity
B
Sound conductivity (especially guitar)
C
Heartbeats
D
Iron content
Select from the options above.
4

H2SO4 is the chemical symbol for what?

A
Common salt
B
Sulphuric Acid
C
Opium
D
Arsenic
Select from the options above.
5

The yellow, brown and red pigments known as ochres are oxides of which metal?

A
Chlorine
B
Magnesium
C
Iron
D
Aluminium
Select from the options above.
6

Which white metal that burns in air forms more of the earth's crust than carbon, sulphur, copper or lead?

Note: This question was updated in November 2016
A
Tungsten
B
Iron
C
Aluminium
D
Titanium
Select from the options above.
7

Which of these is not one of the four main divisions of the Stone Age?

A
Monolithic
B
Eolithic
C
Palaeolithic
D
Mesolithic
Select from the options above.
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