Science Quiz #772
Science and Nature Quiz for 1 November 2023
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.
If the product of 7 and 2 is written 16, and the sum of 7 and 2 is written 11, what is the mathematical system being used?
Select from the options above.
2
Q2.
What is the name for the cloud formation which is suggested as a source of some sightings of UFOs (unidentified flying objects)?
Select from the options above.
3
Q3.
What does the "U" stand for in "USB"?
Select from the options above.
4
Q4.
The Leakey family who concentrated their studies in Kenya were working in what area?
A
The history of the Mau-Mau uprising
C
Identifying diamond mines
D
Setting up tourism initiatives
Select from the options above.
5
Q5.
What is the name for an angle greater than 180 degrees and less than 360 degrees?
Select from the options above.
6
Q6.
A study of bacterial DNA through the 1960s and 1970s isolated and identified a new branch of the tree of life many of whose members live in places extremely hostile to other forms of life. What is it called?
Select from the options above.
7
Q7.
What is the result if an acid is added to an alkali?
A
Hydrogen and oxygen gas
C
Loud fizzing and nothing else
D
The mixture turns brown
Select from the options above.