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Science Quiz #2

Science and Nature Quiz for 28 January 2009

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 tuber of the nightshade family was cultivated by the Incas, was taken to Spain from Peru in the 16th century and to Ireland from Virginia in the 16th century?

A
Yam
B
Carrot
C
Potato
D
Beetroot
Select from the options above.
2

Which animal has very low metabolic rates and a quarter of the muscle tissue of animals of similar size, and whose hair grows in a direction opposite to that of its extremities?

A
Alligator
B
Coatimundi
C
Sloth
D
Gorilla
Select from the options above.
3

What substance was believed by Alchemists to transmute other metals into gold?

A
Order of the Phoenix
B
Goblet of fire
C
Philosopher's stone
D
Deathly hallows
Select from the options above.
4

What fraction, having 10 or a multiple thereof as the denominator, is represented by a full stop?

A
Proportional distribution
B
Vulgar fraction
C
Calculus
D
Decimal
Select from the options above.
5

Which of these is not a member of the group of vitamins called Vitamin B?

Note: This question was updated in May 2015
A
Tetrahydrocannabinol
B
Thiamine
C
Riboflavin
D
Niacin
Select from the options above.
6

What is the freezing point of water, in degrees?

A
32 Centigrade
B
Fahrenheit 451
C
0 Fahrenheit
D
32 Fahrenheit
Select from the options above.
7

What is a large semi-aquatic rodent native to Canada, much of the United States, and parts of northern Mexico that constructs homes out of sticks, twigs, and mud in lakes or streams?

A
Otter
B
Thrush
C
Cat
D
Beaver
Select from the options above.
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