Everyday Science
Everyday Science MCQs With Answers
741 Everyday Science MCQs for CSS, PPSC, FPSC, NTS and entry-test preparation. Take a scored quiz instead →
What acid is formed when carbon dioxide dissolves in water, giving carbonated drinks their fizz?
ASulfuric acid
BAcetic acid
CCarbonic acid
DHydrochloric acid
What is the largest internal organ and gland in the human body?
AKidney
BLiver
CPancreas
DSpleen
Which gas is a major contributor to the greenhouse effect and global warming?
AOxygen
BNitrogen
CHelium
DCarbon dioxide
What gas is mainly responsible for the fresh, sharp smell noticed after lightning strikes nearby?
AOzone
BMethane
CAmmonia
DHydrogen sulfide
What is the primary function of the kidneys?
ADigesting proteins
BFiltering waste products from the blood
CPumping blood around the body
DProducing insulin
Which simple machine is a rotating wheel with a grooved rim used to lift loads with a rope or cable?
ALever
BPulley
CInclined plane
DWedge
What is the common name for the compound with the chemical formula CH3COOH?
AFormic acid
BLactic acid
CCitric acid
DAcetic acid, found in vinegar
Which gas is commonly used to fill party balloons so that they float in the air?
ANitrogen
BCarbon dioxide
CHelium
DOxygen