Science MCQs

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Science → MCQs → Science MCQs from 21 to 25

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21. CNG stands for
(A) Converted Natural Gas
(B) Conduced Natural Gas
(C) Conducted Natural Gas
(D) Compressed Natural Gas

22. Which from the following is true for “Sound”?
(A) Sound cannot travel through a vacuum
(B) Sound cannot travel through gases
(C) Sound cannot travel through liquids
(D) Sound cannot travel through solids

23. When white light is passed through a prism, it splits into _______ colours.
(A) 5
(B) 6
(C) 7
(D) 8

24. 1 nanometer = ?
(A) 10–3 meter
(B) 10–6 meter
(C) 10–9 meter
(D) 10–12 meter

25. Instrument used for measuring very high temperature is
(A) Pyroscope
(B) Pyrometer
(C) Seismograph
(D) Xylometer

ANSWERS: SCIENCE MCQS
21. (D) Compressed Natural Gas
22. (A) Sound cannot travel through a vacuum
23. (B) 6
24. (C) 10–9 meter
25. (B) Pyrometer