Everyday Science 2141 MCQs [All-Courses]

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The number of electrons of a neutral atom is automatically known if one knows the?

A Atomic number

B Atomic weight

C Number of orbitals

D none

Review Detailed Answer

Correct Answer: Atomic number

A device which converts chemical energy into electrical energy is called __________?

A motor

B generator

C moving-coil meter

D battery

Review Detailed Answer

Correct Answer: battery

Which hormone is necessary for the production of milk in the mother’s breast?

A FSH

B prolactin

C A.D.H.

D Oxytocin

Review Detailed Answer

Correct Answer: prolactin

An area of microbiology that is concerned with the occurence of disease in human population is?

A Immunology

B Paracitology

C Epidemiology

D none

Review Detailed Answer

Correct Answer: Epidemiology

Radioactivity was discovered by __________?

A Kelvin

B Thomson

C Rutherford

D Bacquerel

Review Detailed Answer

Correct Answer: Bacquerel

The spray bottles used as window or household cleaner or perfume spray works on: __________?

A Capillary action

B Bernoulli’s Principle

C Pascal’s Law

D Stoke’s Law

Review Detailed Answer

Correct Answer: Bernoulli’s Principle

It is a secondary plant nutrient?

A Nitrogen

B Phosphorus

C Sulphur

D none

Review Detailed Answer

Correct Answer: Sulphur

The density of water is __________?

A 1 g/cm3

B 1.5 g/cm3

C 2 g/cm3

D none of these

Review Detailed Answer

Correct Answer: 1 g/cm3

Selenology is the study of __________?

A Stars

B Galaxy

C Moon

D Planets.

Review Detailed Answer

Correct Answer: Moon

Vacuum tubes have been replaced by__________?

A Conductors

B Diodes

C Transistors

D None of these

Review Detailed Answer

Correct Answer: Transistors

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Everyday Science 2141 MCQs [All-Courses]

All Topics 2141

All Topics 2141

The number of electrons of a neutral atom is automatically known if one knows the?

A device which converts chemical energy into electrical energy is called __________?

Which hormone is necessary for the production of milk in the mother’s breast?

An area of microbiology that is concerned with the occurence of disease in human population is?

Radioactivity was discovered by __________?

The spray bottles used as window or household cleaner or perfume spray works on: __________?

It is a secondary plant nutrient?

The density of water is __________?

Selenology is the study of __________?

Vacuum tubes have been replaced by__________?

Contact Info

Everyday Science 2141 MCQs [All-Courses]

All Topics 2141

All Topics 2141

Everyday Science 2136

The number of electrons of a neutral atom is automatically known if one knows the?

A device which converts chemical energy into electrical energy is called __________?

Which hormone is necessary for the production of milk in the mother’s breast?

An area of microbiology that is concerned with the occurence of disease in human population is?

Radioactivity was discovered by __________?

The spray bottles used as window or household cleaner or perfume spray works on: __________?

It is a secondary plant nutrient?

The density of water is __________?

Selenology is the study of __________?

Vacuum tubes have been replaced by__________?