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Everyday Science 2124 MCQs [All-Courses]

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.
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Which one of the following is the main culprit in the thinning of Ozone layer in the earth’s stratosphere?

A Carbon dioxide

B Chlorofluorocarbons

C Nitrogen oxides

D Methane

Review Detailed Answer

Correct Answer: Chlorofluorocarbons

Which from the following is NOT a conductor?

A Aluminium

B Gold

C Graphite

D All are conductors

Review Detailed Answer

Correct Answer: All are conductors

Which element has the third most % in human body?

A Oxygen 65%

B Calcium 75%

C Hydrogen 10%

D Carbon 18%

Review Detailed Answer

Correct Answer: Hydrogen 10%

Fuse wire is made of_____________?

A 63% tin and 37% lead

B 63% lead and 37% tin

C 63% tin and 37% aluminum

D 63% lead and 37% aluminum

Review Detailed Answer

Correct Answer: 63% tin and 37% lead

A camera uses a __________ to form an image.

A convex lens

B concave lens

C condenser lens

D none of these

Review Detailed Answer

Correct Answer: convex lens

Which element has the second most % in human body?

A Oxygen 65%

B Calcium 75%

C Hydrogen 10%

D Carbon 18%

Review Detailed Answer

Correct Answer: Carbon 18%

What is the smallest unit of heredity?

A Chromosomes

B Gene

C Nucleotides

D none

Review Detailed Answer

Correct Answer: Gene

The SI unit of “pressure” is _________.

A pascal

B joule

C tesla

D henry

Review Detailed Answer

Correct Answer: pascal

Which element has the most % in human body?

A Oxygen 65%

B Calcium 75%

C Hydrogen 10%

D Carbon 18%

Review Detailed Answer

Correct Answer: Oxygen 65%

The shape of the external ear is due to____________?

A Elastic cartilage

B Fibrocartilage

C Articular cartilage

D none

Review Detailed Answer

Correct Answer: Elastic cartilage

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Everyday Science 2124 MCQs [All-Courses]

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All Topics 2124

Which one of the following is the main culprit in the thinning of Ozone layer in the earth’s stratosphere?

Which from the following is NOT a conductor?

Which element has the third most % in human body?

Fuse wire is made of_____________?

A camera uses a __________ to form an image.

Which element has the second most % in human body?

What is the smallest unit of heredity?

The SI unit of “pressure” is _________.

Which element has the most % in human body?

The shape of the external ear is due to____________?