Science Quiz #630
Science and Nature Quiz for 10 February 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.
1
Q1.
How many chemical elements currently recognised occur naturally?
Select from the options above.
2
Q2.
A synapse is a space where a nerve impulse travels between what?
Select from the options above.
3
Q3.
What are found, although in small amounts, in certain seeds and stones, such as those of apple, mango, peach, and bitter almonds?
Select from the options above.
4
Q4.
Product, divisor, differential and quotient are terms in operations in what branch of science?
Select from the options above.
5
Q5.
What is seen when sodium is dropped into water?
Note: This question was updated in February 2023
A
The metal slowly dissolves
Select from the options above.
6
Q6.
Which of these is a form of bursitis?
Select from the options above.
7
Q7.
Where is the W.M. Keck Observatory, a two-telescope astronomical observatory whose telescopes are among the largest optical/near-infrared instruments currently in use around the world?
A
Near the summit of Mauna Kea, Hawaii
C
Flinders Ranges, Australia
Select from the options above.