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Everyday Science 2137 MCQs [All-Courses]

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Prepare effectively with our Everyday Science MCQs designed for PPSC, FPSC, NTS, OTS, PTS, AJKPSC, BPSC, KPPSC, PMS, CSS, and all competitive exams.
Our content covers Physics, Chemistry, Biology, Environment, Human Body, Inventions, Scientific Laws, and daily-life science concepts.
Strengthen your scientific understanding, improve MCQS accuracy, and boost your exam performance with well-structured and updated topics.

All Topics  2137

Stethoscope was invented by _______ ?

A Rene Laennec
B Steven Sasson
C Martin Cooper
D Dave Hyatt
Correct Answer: Rene Laennec

An egg sinks in soft water but floats in a concentrated solution of salt because?

A egg absorbs salt from the solution and expands
B albumin dissolves in salt solution and egg becomes lighter
C the density of salt solution exceeds the density of eggs
D water has high surface tension
Correct Answer: the density of salt solution exceeds the density of eggs

What is the molecular formula for Nitric acid ________ ?

A HNO2
B HNO3
C HN2O2
D H2NO4
Correct Answer: HNO3

What is cVDPV2?

A Corona Virus New variant
B Type-II Cancer
C Poliovirus Type-II
D Wild Poliovirus
Correct Answer: Poliovirus Type-II

The medical branch of science that deals with the study of skin, its functions, diseases, & treatment is ________ ?

A Dermatology
B Dormatology
C Deontology
D Dermatoglyphics
Correct Answer: Dermatology

In a photocell light energy is converted into?

A potential energy
B chemical energy
C heat energy
D electrical energy
Correct Answer: electrical energy

The scientific study of fingerprints is called _________ ?

A Dactylography
B Dactylology
C Dactyliology
D Dialectology
Correct Answer: Dactylography

The type of mirrors used in the headlamp of cars is ____________?

A Parabolic concave
B Plane
C Spherical convex
D Cylindrical concave
Correct Answer: Parabolic concave

The discovery of neutron became very late because _______ ?

A It does not carry any charge
B It does not move
C It is a fundamental particle
D It is present in nucleus
Correct Answer: It does not carry any charge

We always see the same face of the moon, because?

A It is smaller than the earth
B It revolves on its axis in a direction opposite to that of the earth
C It takes equal time for revolution around the earth and rotation on its own axis
D It rotates at the same speed as the earth around the sun
Correct Answer: It takes equal time for revolution around the earth and rotation on its own axis
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