Everyday Science MCQs
Everyday Science Multiple Choice Questions (MCQs) Page-1. These general science MCQs are from basics of science (Physics, Chemistry, Biology, geology, and environmental science). Find answers from page 1 to 15 to the questions at the bottom of the page.and then click on the next button at the bottom on page 15 to see more than 1000 MCQs
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1. The Sun’s mass is mainly consist of
(A) hydrogen
(B) helium
(C) carbon dioxide
(D) nitrogen
(A) hydrogen
(B) helium
(C) carbon dioxide
(D) nitrogen
2. The SI unit of charge is
(A) Ampere
(B) Coulomb
(C) Ohm
(D) Volt
(A) Ampere
(B) Coulomb
(C) Ohm
(D) Volt
3. Very High Frequency (VHF) have __________ wavelengths.
(A) shorter
(B) shortest
(C) longer
(D) longest
(A) shorter
(B) shortest
(C) longer
(D) longest
4. Long-sight defect could be corrected by using __________ lens.
(A) concave
(B) convex
(C) diverging
(D) none of these
(A) concave
(B) convex
(C) diverging
(D) none of these
5. Deficiency of Vitamin-A results in
(A) night blindness
(B) rickets
(C) scurvy
(D) hair fall
(A) night blindness
(B) rickets
(C) scurvy
(D) hair fall
6. For a fixed mass of gass at constant temperature, if we decrease volume, the pressure will
(A) also decrease
(B) increase
(C) remains constant
(D) none of these
(A) also decrease
(B) increase
(C) remains constant
(D) none of these
7. The lifespan of Red Blood Cells is __________ days.
(A) 60
(B) 120
(C) 180
(D) 240
(A) 60
(B) 120
(C) 180
(D) 240
8. The density of water is
(A) 1 g/cm3
(B) 1.5 g/cm3
(C) 2 g/cm3
(D) none of these
(A) 1 g/cm3
(B) 1.5 g/cm3
(C) 2 g/cm3
(D) none of these
9. Radioactivity was discovered by
(A) Kelvin
(B) Thomson
(C) Rutherford
(D) Bacquerel
(A) Kelvin
(B) Thomson
(C) Rutherford
(D) Bacquerel
10. A device which converts chemical energy into electrical energy is called
(A) motor
(B) generator
(C) moving-coil meter
(D) battery
(A) motor
(B) generator
(C) moving-coil meter
(D) battery
11. The Sun’s mass is mainly consist of hydrogen (about 73%). The second main constituent (about 25%) is
(A) hydrogen
(B) helium
(C) carbon dioxide
(D) nitrogen
(A) hydrogen
(B) helium
(C) carbon dioxide
(D) nitrogen