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Science Quiz #444

Science and Nature Quiz for 19 July 2017

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 mountain's volcanic eruption, on the island of Sumbawa, Indonesia, has discharged the most material?

A
Krakatoa, 1883
B
Tambora, 1815
C
Thera (known as Santorini), around 1470 BC
D
Mt Aso, Kyoto, around 300,000 BC
Select from the options above.
2

What is the height of a triangle with an area of 16 square metres and a base 4 metres long?

A
4 metres
B
4 feet
C
8 metres
D
8 feet
Select from the options above.
3

What shape are the 4 faces of a tetrahedron?

A
Hexagons
B
Squares
C
Pentagons
D
Triangles
Select from the options above.
4

Which of these is a cereal food made from the coarse particles of wheat produced during grinding?

A
Coconut
B
Rice
C
Sago
D
Semolina
Select from the options above.
5

In general terms what does tensile strength measure?

A
How far something can stretch before it breaks
B
Ability to work through a headache
C
Reaction to oratory
D
How long a person or animal can stand before collapsing
Select from the options above.
6

What is the component in grasses, wood, and algae which is used to produce ethanol as a biofuel?

A
Lignin
B
Chlorophyll
C
Cellulose
D
Sap
Select from the options above.
7

Which is the nearest star to Earth which could collapse into a white dwarf?

A
Alpha Centauri A
B
Proxima Centauri
C
The Sun
D
Barnard's Star
Select from the options above.
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