Science Quiz #480
Science and Nature Quiz for 28 March 2018
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.
What chemical, found in many living organisms, is this compound of carbon, hydrogen and nitrogen, C5H9N3?
Select from the options above.
2
Q2.
Which of these animals does NOT have a dewclaw, a digit (sometimes only partly developed) growing high on the leg?
Select from the options above.
3
Q3.
What long bone in the arm that runs from the shoulder to the elbow to connect the scapula and the lower arm consists of 3 sections?
Select from the options above.
4
Q4.
What causes a screeching sound when a live microphone is put too close to a speaker?
Select from the options above.
5
Q5.
Which of these is a type of bird?
Select from the options above.
6
Q6.
What system specifies each point uniquely in a plane by a pair of numerical coordinates, which are the signed distances from the point to two fixed perpendicular directed lines?
B
A Cartesian coordinate system
Select from the options above.
7
Q7.
It is used as a food flavouring, for scents, in ancient Greek and Roman medical remedies including theriac which was long used as a panacea, to increase honey production, and by the animal which produces it as one of its territory markers. What is it?
Select from the options above.