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Science Quiz #671

Science and Nature Quiz for 24 November 2021

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

What is it about maple wood that makes it so popular for making musical instruments?

A
It carries sound waves well
B
Its attractive grain
C
Its colour
D
It weathers well
Select from the options above.
2

The Trendalyzer software, which enabled display of information in animated bubble graphs, was originally developed by a team working where?

A
Bjarne Stroustrup
B
Google
C
Linus Torvalds
D
Gapminder Foundation
Select from the options above.
3

What effect do anthocyanins have on the part of a plant in which they are abundant?

A
They colour it red, purple, blue, or black
B
The part shrivels
C
They boost the action of chlorophyll
D
They boost the plant's toxic defences against attack
Select from the options above.
4

The sum of the internal angles of a pentagon are how many degrees more than that of a triangle?

A
180
B
540
C
360
D
270
Select from the options above.
5

Some lorises are popular for the pet trade, although most species are endangered and one particularly popular loris can deliver a poisonous, even life-threatening, bite. Which one is this?

A
Bush baby
B
Mouse lemur
C
Potto
D
Slow loris
Select from the options above.
6

In the number 255 how many digits are there?

A
4
B
1
C
2
D
3
Select from the options above.
7

What are Lithium, Sodium, Potassium, Rubidium and Caesium?

A
Metalloids
B
Halogens
C
Inert gases
D
Alkali metals
Select from the options above.
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