Everyday Science Most Important MCQs Six
Showing 281 – 290 of 426
There is no connection of supernova explosion with __________?
- A. Cosmic rays
- B. Pulsars
- C. Formation of heavy elements
- D. Quasars
Humans can hear in the range of ______ to ______ Hertz (Hz).?
- A. 10 Hz to 10,000 Hz.
- B. 20 Hz to 20,000 Hz.
- C. 30 Hz to 30,000 Hz.
- D. 40 Hz to 40,000 Hz.
The time taken by Sun to revolve around the center of our galaxy is __________?
- A. 150 million years
- B. 250 million years
- C. 300 million years
- D. 350 million years
Frog Heart has how many chambers?
- A. 2
- B. 3
- C. 4
- D. 5
What are rows in Periodic table called?
- A. Period
- B. Group
- C. Verticals
- D. Perpendiculars
What prevents the earth’s atmosphere from drifting away into space?
- A. Gravity
- B. Ozone layer
- C. Troposphere
- D. Ecosystem
Most of the ozone in the atmosphere is concentrated in the __________?
- A. Mesosphere
- B. Troposphere
- C. Stratosphere
- D. Ionosphere
A slow-running pendulum clock can be speeded up by __________?
- A. Increasing the length of the rod
- B. Increasing the weight of the bob
- C. Reducing the length of the rod
- D. Reducing the weight of the bob
As the temperature of ice rises, the ice melts and its density?
- A. Decreases
- B. Remain constant
- C. Increases
- D. Increases up to 10C
What is used in making of alloys?
- A. Gypsum
- B. Granite
- C. Chromium
- D. Limestone
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