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Science Quiz #456

Science and Nature Quiz for 11 October 2017

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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Q1. Chameleons, parrots, cuckoos, woodpeckers, some owls and some other birds are characterised by zygodactyly. What do they have?

A
Five toes
B
Feet with three digits forward and one back
C
Very short toes
D
Feet with two digits facing forward (digits 2 and 3) and two back (digits 1 and 4)
Select from the options above.

Q2. What word is used to describe how to remove rubber from trees?

A
Faucet
B
Tap
C
Bidet
D
Bath
Select from the options above.

Q3. Phobos and Deimos are the moons of which planet?

A
Mars
B
Earth
C
Uranus
D
Venus
Select from the options above.

Q4. What was Woulfe's Apparatus designed to do?

A
Prepare picric acid
B
Collect blood from large farm animals
C
Collect noxious gases safely
D
Assist in an alchemical process to turn base metal into gold
Select from the options above.

Q5. What is the largest and first discovered (by Piazzi at Palermo in 1801) of the minor planets?

A
Ceres
B
Pluto
C
Makemake
D
Haumea
Select from the options above.

Q6. When does the clear ice deposit known as "glaze" form?

A
When the temperature of the surface is at freezing point
B
When supercooled water droplets of fog freezes on contact with a vertical surface it drifts past
C
When supercooled rain or drizzle comes into contact with the ground
D
When the air temperature drops suddenly
Select from the options above.

Q7. What is the "First Law of Robotics" devised by Isaac Asimov in his science fiction stories?

A
A robot must protect its own existence at all costs
B
A robot must keep itself very clean at all times
C
A robot must open doors for people, even if it has its arms full
D
A robot may not injure a human being or, through inaction, allow a human being to come to harm.
Select from the options above.
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