Science Quiz #780
Science and Nature Quiz for 27 December 2023
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1
Q1.
Which animal can, after reaching full maturity, revert completely to sexual immaturity and begin again, thereby being technically capable of immortality?
A
Diploria strigosa (brain coral)
C
Green sulphur bacterium
D
Turritopsis dohrnii (a jellyfish)
Select from the options above.
2
Q2.
How many legs has an arachnid?
Select from the options above.
3
Q3.
In mathematical terms what is a definition of infinity?
A
A set of figures whose limits have not yet been defined
B
An unbounded quantity that is greater than every real number
C
The absolutely unknowable
D
The largest quantity than can be conceived plus 1
Select from the options above.
4
Q4.
Research into ocean mixing, of oxygen and nutrients from and to surface and seabed, highlights the influence of which minute animals?
Select from the options above.
5
Q5.
Flowers of papilionaceous plants resemble what?
Select from the options above.
6
Q6.
Ethnography is the scientific study, recording and analysis of what?
A
The physical structure typical of people in different societies
C
Artistic expression in different societies
D
The history of human artistic expression
Select from the options above.
7
Q7.
The fifteen elements with atomic numbers 89 to 103, which includes Actinium (Ac), Thorium (Th), Uranium (U), Neptunium (Np), Plutonium (Pu), Americium (Am), Californium (Cf), Einsteinium (Es) and Lawrencium (Lr), are known as what?
Select from the options above.