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Everyday Science 2124 MCQs [All-Courses]

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Our content covers Physics, Chemistry, Biology, Environment, Human Body, Inventions, Scientific Laws, and daily-life science concepts.
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In which part of the eye lies the pigment that decides the colour of the eyes of a person___?

A Retina

B Iris

C Cornea

D Pupal

Review Detailed Answer

Correct Answer: Iris

By which process copper is refined ____________?

A Roasting

B Oxidation

C Zone Refining

D Electrolysis

Review Detailed Answer

Correct Answer: Roasting

Magnalium is an alloy of_____________?

A Magnesium and Lead

B Aluminium and Zinc

C Aluminium and Magnesium

D Aluminium and Mercury

Review Detailed Answer

Correct Answer: Aluminium and Magnesium

Which of the following metal occurs in free state ______________?

A Lead

B Iron

C Mercury

D Copper

Review Detailed Answer

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

Review Detailed Answer

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

Review Detailed Answer

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

Review Detailed Answer

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

Review Detailed Answer

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

Review Detailed Answer

Correct Answer: Plutonium

What is the element required for solar energy conversion ______?

A Ultra pure carbon

B Silicon

C Beryllium

D Tantalum

Review Detailed Answer

Correct Answer: Silicon

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Everyday Science 2124 MCQs [All-Courses]

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All Topics 2124

In which part of the eye lies the pigment that decides the colour of the eyes of a person___?

By which process copper is refined ____________?

Magnalium is an alloy of_____________?

Which of the following metal occurs in free state ______________?

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

The Virus of AIDS affects the growth of_____________?

The total energy of revolving electron in an atom_____________

Muscle fatigue is caused by the accumulation of___________?

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

What is the element required for solar energy conversion ______?