Science MCQs
Science MCQs cover physics, chemistry, and biology basics, ideal for SSC, HSSC, and job exams. They enhance understanding of scientific concepts, laws, anatomy, and problem-solving skills essential for competitive and academic success.
Q: Gas needed for fire to burn
A) Oxygen
B) Helium
C) Carbon dioxide
D) Nitrogen
Q: Smallest unit of an element
A) Molecule
B) Atom
C) Proton
D) Cell
Q: Function of white blood cells
A) Aid digestion
B) Fight infections
C) Carry nutrients
D) Transport oxygen
Q: Part of eye controlling light entry
A) Retina
B) Iris
C) Cornea
D) Lens
Q: Metal used in thermometers
A) Mercury
B) Iron
C) Copper
D) Silver