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.

By which process copper is refined ____________?

A Roasting
B Oxidation
C Zone Refining
D Electrolysis
Correct Answer: Roasting

Magnalium is an alloy of_____________?

A Magnesium and Lead
B Aluminium and Zinc
C Aluminium and Magnesium
D Aluminium and Mercury
Correct Answer: Aluminium and Magnesium

Which of the following metal occurs in free state ______________?

A Lead
B Iron
C Mercury
D Copper
Correct Answer: Lead

The vitamin which is generally excreted by humans in urine is__________?

A Vitamin A
B Vitamin B
C Vitamin B12
D Vitamin C
Correct Answer: Vitamin C

The Virus of AIDS affects the growth of_____________?

A Hemoglobin
B RBCs in blood
C T cells in blood
D Grey Cells in blood
Correct Answer: T cells in blood

The total energy of revolving electron in an atom_____________

A Will always be positive
B Can never be positive
C Can have any value above zero
D Cannot be negative
Correct Answer: Can never be positive

Muscle fatigue is caused by the accumulation of___________?

A Uric acid
B Lactic acid
C Oxalacetic acid
D Fyruvie acid
Correct Answer: Lactic acid

An element that does not occur in nature but can be produced artificially is__________?

A Plutonium
B Uranium
C Radium
D Thorium
Correct Answer: Plutonium

What is the element required for solar energy conversion ______?

A Ultra pure carbon
B Silicon
C Beryllium
D Tantalum
Correct Answer: Silicon

The ratio of pure gold in 18 carat gold is _______________?

A 0.5
B 0.9
C 0.8.5
D 0.75
Correct Answer: 0.75