Everyday Science
Everyday Science MCQs with Answers and Explanations
700+ everyday science MCQs with answers and detailed explanations for PPSC, FPSC, NTS & CSS. Repeated past-paper questions with the reasoning explained. Take a scored quiz instead →
Which organ in the human body produces bile?
AGallbladder
BPancreas
CLiver
DStomach
What is the primary function of Red Blood Cells (RBCs)?
AFight infection
BClot blood
CTransport oxygen
DProduce antibodies
How many bones are present in the adult human skeleton?
A206
B208
C300
D310
Which part of the human brain controls balance and motor coordination?
ACerebrum
BCerebellum
CMedulla Oblongata
DHypothalamus
Insulin is a hormone produced by which gland in the human body?
AThyroid gland
BPituitary gland
CPancreas
DAdrenal gland
Which functional unit of the human kidney filters blood to produce urine?
ANeuron
BNephron
CAlveoli
DVilli
What is the average lifespan of human Red Blood Cells (RBCs)?
A30 days
B60 days
C120 days
D180 days
Escape velocity from the surface of Earth is approximately:
A9.8 km/s
B11.2 km/s
C15.0 km/s
D25.2 km/s
Which property of light is responsible for the formation of a rainbow?
AReflection only
BRefraction, dispersion, and total internal reflection
CDiffraction and interference
DPolarization
Why does a swimming pool appear less deep than it actually is?
AReflection of light
BRefraction of light
CDiffraction of light
DAbsorption of light