Science Quiz #61
Science and Nature Quiz for 17 March 2010
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1
Q1.
What is the name for the individual leaves of the calyx or outer whorl of a flower?
Select from the options above.
2
Q2.
Which of these is an evergreen shrub with leathery lance-shaped leaves?
Select from the options above.
3
Q3.
What does an EC meter measure in a solution?
A
Electrical conductivity
B
Sound conductivity (especially guitar)
Select from the options above.
4
Q4.
H2SO4 is the chemical symbol for what?
Select from the options above.
5
Q5.
The yellow, brown and red pigments known as ochres are oxides of which metal?
Select from the options above.
6
Q6.
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
Select from the options above.
7
Q7.
Which of these is not one of the four main divisions of the Stone Age?
Select from the options above.