Everyday Science
Everyday Science MCQs With Answers
696 Everyday Science MCQs for CSS, PPSC, FPSC, NTS and entry-test preparation. Take a scored quiz instead →
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Which scientist is credited with being the first to observe and name ‘cells’ after examining a thin slice of cork under an early microscope?
AGregor Mendel
BAnton van Leeuwenhoek
CCharles Darwin
DRobert Hooke
What is the SI base unit used to measure length or distance?
AMile
BMeter
CInch
DFoot
A hydrometer is an instrument specifically used to measure what property of a liquid?
AIts exact color
BIts electrical conductivity
CIts density, or specific gravity
DIts temperature
Copper sulfate, a distinctive blue crystalline compound, is commonly used in agriculture for what specific purpose?
AAs a primary pesticide against insects only
BAs a fungicide to help control fungal diseases on certain crops
CAs an artificial sweetener for livestock feed
DAs a nitrogen-rich fertilizer
Which scientist, often called a pioneer of microscopy, is credited with being among the first to observe and describe microorganisms using a self-made microscope?
ARobert Hooke
BAnton van Leeuwenhoek
CCharles Darwin
DLouis Pasteur
A vernier caliper is a precision measuring tool commonly used in workshops and laboratories primarily for what purpose?
AAccurately measuring small lengths, thicknesses, or diameters
BMeasuring atmospheric temperature
CMeasuring very large distances, such as between cities
DMeasuring the loudness of sound
Salt has long been used as a food preservative primarily because of what effect it has on food?
AIt draws out moisture and helps inhibit the growth of spoilage-causing bacteria
BIt permanently changes the food's chemical formula into a new substance
CIt adds significant color to food
DIt directly increases the food's nutritional vitamin content
Potassium permanganate, a distinctive dark purple crystalline compound, is commonly used for which practical purpose?
AAs a food coloring agent
BAs a disinfectant and in certain water treatment applications
CAs a natural sweetener
DAs a lubricant for machinery
Which scientist developed binomial nomenclature, the widely used two-part naming system for classifying and identifying living organisms?
AGregor Mendel
BCharles Darwin
CCarl Linnaeus
DLouis Pasteur
A spring balance is a simple instrument commonly used to measure what physical quantity?
ASound intensity
BElectrical resistance
CTemperature
DWeight, or force