M C Q s D r i v e

Everyday Science 2143 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.

The gases used in different types of welding would include ___________?

A Oxygen and hydrogen
B Oxygen, hydrogen, acetylene and nitrogen
C Oxygen, acetylene and argon
D Oxygen and acetylene
Correct Answer: Oxygen and acetylene

According to the theory of relativity, which of the following always remains constant ?

A Length of an object
B Time
C Space
D Velocity of light
Correct Answer: Velocity of light

The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is ________ ?

A Argon
B Xenon
C Helium
D Krypton
Correct Answer: Helium

Freezing point of water at Fahrenheit Scale is?

A 0 °F
B 212 °F
C 32 °F
D -32 °F
Correct Answer: 32 °F

Chemical formula for Water is _______ ?

A NaAlO2
B H2O
C Al2O3
D CaSiO3
Correct Answer: H2O

Which one of the following wavelengths of light is most effective in photosynthesis?

A Blue
B Green
C Orange
D Yellow
Correct Answer: Blue

The PH of milk is __________?

A 6.0
B 6.5
C 7.0
D 7.5
Correct Answer: 6.5

A state of stress caused by concern for the earth’s environment is called?

A Eco-anxiety
B Eco-fear
C Eco-depression
D Eco-alarm
Correct Answer: Eco-anxiety

Turpentine is obtained from___________?

A Oak tree
B Pine tree
C Birch tree
D Lemon tree
Correct Answer: Pine tree

The cause for the Tsunami, as deduced by the seismologists, is?

A gravitational pull of the moon
B low pressure trough in the ocean
C deformation of sea floor and vertical displacement of water
D sudden change in the monsoon wind
Correct Answer: deformation of sea floor and vertical displacement of water