Science Quiz #574
Science and Nature Quiz for 15 January 2020
A new science quiz is available each week. Try our daily general knowledge quiz or work through our archive of daily and themed quizzes.
1
Q1.
Which of these is a sugar substitute?
Select from the options above.
2
Q2.
What are "peripherins"?
Select from the options above.
3
Q3.
Which of these words can be applied correctly to 97% of all animal species?
Select from the options above.
4
Q4.
What rating indicates the anti-engine knocking properties of a fuel?
Select from the options above.
5
Q5.
It has excellent electric insulating and arc-quenching capacity, and is widely used in electronics, laser, medical, meteorological, freezing, fire-fighting, chemical, military, space aviation, non-ferrous metallurgy and physical research. What is it?
Select from the options above.
6
Q6.
What is the golden ratio, divine proportion or golden mean in mathematical terms?
B
A ratio where two quantities have the same ratio as their sum is to the larger of the two
Select from the options above.
7
Q7.
What is the main criterion for calling a fruit a "drupe"?
A
The natural sugar content is very high
B
They hang down on a very long stem
C
The stem is very strong
D
A layer of fruit surrounds a single stone
Select from the options above.