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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

Radioactivity was discovered by __________?

A Kelvin
B Thomson
C Rutherford
D Bacquerel
Correct Answer: Bacquerel

The spray bottles used as window or household cleaner or perfume spray works on: __________?

A Capillary action
B Bernoulli’s Principle
C Pascal’s Law
D Stoke’s Law
Correct Answer: Bernoulli’s Principle

It is a secondary plant nutrient?

A Nitrogen
B Phosphorus
C Sulphur
D none
Correct Answer: Sulphur

The density of water is __________?

A 1 g/cm3
B 1.5 g/cm3
C 2 g/cm3
D none of these
Correct Answer: 1 g/cm3

Selenology is the study of __________?

A Stars
B Galaxy
C Moon
D Planets.
Correct Answer: Moon

Vacuum tubes have been replaced by__________?

A Conductors
B Diodes
C Transistors
D None of these
Correct Answer: Transistors

For a fixed mass of gass at constant temperature, if we decrease volume, the pressure will _________?

A also decrease
B increase
C remains constant
D none of these
Correct Answer: increase

1 Carat is equal to __________?

A 0.2 g
B 0.3 g
C 0.4 g
D 0.5 g
Correct Answer: 0.2 g

Geiger-Muller counter is used to detect__________?

A Protons
B Neutrons
C Photons
D none
Correct Answer: Protons

The lifespan of Red Blood Cells is __________ days?

A 60
B 120
C 180
D 240
Correct Answer: 120
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