Everyday Science · Introduction to Everyday Science · page 7 of 7

List of SI Units (97) MCQs with Answers

Includes 7 past paper MCQs (marked).

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List of SI Units MCQs (61–65)

5 MCQs with answers and a short one-liner. Hide answers to test yourself.

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61.
The basic quantity in the international system of units is
Correct Answer: D. All of these
One-liner
The basic quantities in the International System of Units (SI) include length, mass, time, and several others — so the correct answer is All of these.
62.
Which of these units is not named after a scientist?
Correct Answer: C. Radian
One-liner
The radian is a unit of angular measurement derived from geometry, not named after any scientist.
63.
Past Paper MCQ
Which of the following is a unit of length?
Correct Answer: A. Meter
One-liner
Meter is the SI base unit of length.
64.
The unit of luminous intensity in SI system is _?
Correct Answer: B. Candela (cd)
One-liner
The SI unit of luminous intensity is Candela (cd).
65.
The unit of frequency is _?
Correct Answer: A. Hertz
One-liner
The unit of frequency is Hertz (Hz), which measures the number of cycles per second.