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Science Quiz #408

Science and Nature Quiz for 9 November 2016

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

Because of the speed at which the earth and the moon move relative to the sun, a total solar eclipse can never last more than how long?

A
7 minutes 31 seconds
B
1 day
C
1 year
D
2 hours 3 minutes 15 seconds
Select from the options above.
2

What event affecting television happened in the United States on 8 September 2008 and in Canada on 31 August 2011?

A
Beginning of cessation of analog transmissions
B
Deregulation of broadcasting organisations
C
Abolition of the FCC
D
Legislation requiring broadcasts in ethnic languages
Select from the options above.
3

Where in the eye do cataracts occur?

A
Iris
B
Cornea
C
Retina
D
Lens
Select from the options above.
4

Which of these is an instrument in the diagnosis of certain heart disorders?

A
Polygraph
B
Electroencephalograph
C
Seismograph
D
Electrocardiograph
Select from the options above.
5

The chemical messenger that transports signals from one cell to another, called phytohormone in plants, is called what in animals?

A
Calcium
B
Hormone
C
Pheromone
D
Antibody
Select from the options above.
6

Which planet has a diameter of 7,520 miles (12,104 km) and a mass 0.82 times that of the Earth?

A
Mars
B
Saturn
C
Mercury
D
Venus
Select from the options above.
7

What does a norovirus cause in people?

A
Inflammation of the nose
B
Viral gastroenteritis
C
Ulcerated legs
D
Migraines
Select from the options above.
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