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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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The only living cells in the body without blood supply is___________?

A Pupil

B Nail

C Cornea

D Hair

Review Detailed Answer

Correct Answer: Cornea

Ozone layer protects the Earth from __________ radiations from the Sun.

A microwaves

B infrared

C X-rays

D ultraviolet

Review Detailed Answer

Correct Answer: ultraviolet

A common skin condition that causes skin redness and irritation is known as_________?

A Psoriasis

B Hypermetropia

C Leukoderma

D Diphtheria

Review Detailed Answer

Correct Answer: Psoriasis

A clouding that develops in the lens of the eye or in its envelope obstructing the passage of light is known as________?

A Glaucoma

B Hemophilia

C Cataract

D Diphtheria

Review Detailed Answer

Correct Answer: Cataract

The blind spot is located at the ___________ of the eye ?

A pupil

B vitreous humor

C aqueous humor

D optic disc

Review Detailed Answer

Correct Answer: optic disc

The average weight of man’s brain is 4.8 ounces. What is the average weight of woman’s brain ?

A 4.8 ounce

B 5.8 ounce

C 5.4 ounce

D 4.4 ounce

Review Detailed Answer

Correct Answer: 4.4 ounce

Which layer of the atmosphere reflects radio waves back to the earth’s surface?

A Troposphere

B Stratosphere

C Ozone layer

D Ionosphere

Review Detailed Answer

Correct Answer: Ionosphere

The hormone that increases the rate of heart beat and blood pressure after shock in a person is___________?

A Adrenalin

B Gastrin

C Thyroxin

D Pancreatic

Review Detailed Answer

Correct Answer: Adrenalin

Which one of the following represents a chemical change_________?

A Sublimation of iodine

B Heating a platinum wire in a Bunsen flame

C Heating of mercuric oxide powder

D Evaporation of alcohol

Review Detailed Answer

Correct Answer: Sublimation of iodine

Dental mirror is what type of a mirror?

A Convex mirror

B Concave mirror

C Plane mirror

D none of these

Review Detailed Answer

Correct Answer: Concave mirror

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Everyday Science 2124 MCQs [All-Courses]

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All Topics 2124

The only living cells in the body without blood supply is___________?

Ozone layer protects the Earth from __________ radiations from the Sun.

A common skin condition that causes skin redness and irritation is known as_________?

A clouding that develops in the lens of the eye or in its envelope obstructing the passage of light is known as________?

The blind spot is located at the ___________ of the eye ?

The average weight of man’s brain is 4.8 ounces. What is the average weight of woman’s brain ?

Which layer of the atmosphere reflects radio waves back to the earth’s surface?

The hormone that increases the rate of heart beat and blood pressure after shock in a person is___________?

Which one of the following represents a chemical change_________?

Dental mirror is what type of a mirror?