General Science MCQ Question Answer Objective Quiz - 28 Sep 2020

1. The Earth is surrounded by an insulating blanket of gases which protects it from the light and heat of the Sun. This insulating layer is called the _________________________.

Atmosphere
Lithosphere
Hydrosphere
Biosphere

2. Mercalli scale is a lesser known measure of what important natural phenomenon?

Humidity
Earthquakes
Typhoon with wind
Lightning strike frequency

3. Farad is the unit of _______________________.

Electrical capacitance
Magnetic flux
Electromotive force
Electrical conductivity

4. The element first detected spectroscopically in the Sun’s atmosphere is _________.

H2
He
O2
Ne

5. Until the nineteenth century, aluminium was almost as expensive as gold. The invention of an inexpensive way to extract this metal by a 22-year-old American made this metal inexpensive subsequently. The inventor was __________________________.

Goldschmidt
Monde
Parkes
Charles Martin Hall

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