Science and Scientific Research - General Knowledge Questions and Answers


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(Q1) General Knowledge » Science and Scientific Research

The reflection on a bathroom mirror, the lake, and the glare on a pair of glasses are caused by which type of reflection?

A

Diffused reflection

B

Glossy reflection

C

Multiple reflection

D

Specular reflection

(Q2) General Knowledge » Science and Scientific Research

Identify the disease that is caused due to inadequate secretion of the hormone insulin from the pancreas?

A

 Tuberculosis  

B

 Blood cancer 

C

 Diabetes mellitus  

D

Gall stones  

(Q3) General Knowledge » Science and Scientific Research

Which of the following microscopic cells are of an amoeboid shape with a distinctive central membrane?

A

Red blood cells

B

White blood cells

C

Guard cells

D

Nerve cells

(Q4) General Knowledge » Science and Scientific Research

Oleo gum resin (Asafoetida) can be obtained from:

A

dried latex from the stem of ferula

B

dried latex from the roots of mango tree

C

dried latex from the banana leaves

D

dried latex from the tap root of ferula

(Q5) General Knowledge » Science and Scientific Research

Why are species of moss used as fuel?

A

 Provide peat that have long been used as fuel 

B

Provide bituminous for energy   

C

 Make a version of coal 

D

 Help in geothermal energy  

(Q6) General Knowledge » Science and Scientific Research

Which algae produces agar?

A

Chlorella  

B

Gracilaria  

C

Sargassum 

D

Align   

(Q7) General Knowledge » Science and Scientific Research

Identify the correct formula to find the potential difference between two points.

A

Q= 1/W  

B

W= Q/V  

C

 V = Q/W 

D

V = W/Q  

(Q8) General Knowledge » Science and Scientific Research

Ornithology is the study of

A

Insects

B

Crustaceans

C

Birds

D

Bees

(Q9) General Knowledge » Science and Scientific Research

Breaking logical memory into blocks of the same size is called as

A

Frames

B

Packets

C

Segments

D

Pages

(Q10) General Knowledge » Science and Scientific Research

Which of the following explosive liquid is used to make dynamite?

A

TNT

B

Nitroglycerin

C

1,2,4-Butanetriol trinitrate

D

Propylene glycol dinitrate

(Q11) General Knowledge » Science and Scientific Research

Which of the following chemicals is not a fire extinguisher?

A

Dry ice

B

Carbon Tetrachloride

C

Methyl Nitrate

D

Potassium Bicarbonate

(Q12) General Knowledge » Science and Scientific Research

What is the normal number of RBCs in an adult woman?

A

5.5 million

B

4.5 million

C

4.0 million

D

6.0 million

(Q13) General Knowledge » Science and Scientific Research

Which of the following is an example of Newton’s third law?

A

Walking

B

Recoil after gun firing

C

Apple falling from tree

D

Both A & B

(Q14) General Knowledge » Science and Scientific Research

Which effect is related to change in frequency of sound ?

A

Doppler’s effect

B

Bernoulli effect

C

Lubbert's effect

D

Threshold effect

(Q15) General Knowledge » Science and Scientific Research

When sound wave propagates from one medium to another its____.

A

Speed changes

B

Wavelength changes

C

Frequency does not change

D

All of above

(Q16) General Knowledge » Science and Scientific Research

When the speed of a moving body doubles, then what is the change in its kinetic energy ?

A

Remains unchanged

B

It gets quadruped

C

It gets tripled

D

It gets doubled

(Q17) General Knowledge » Science and Scientific Research

Which of the following has the maximum specific heat capacity ?

A

Water

B

Piece of Iron

C

Piece of Gold

D

Chloroform

(Q18) General Knowledge » Science and Scientific Research

The instrument used to require temperature to a particular degree is called _________.

A

Thermostat

B

Thermometer

C

Piece of Gold

D

Thermocouple

(Q19) General Knowledge » Science and Scientific Research

Human nails are made up of _______.

A

Pigment

B

Elastin

C

Albumin

D

Keratin

(Q20) General Knowledge » Science and Scientific Research

Which artery does NOT carry oxygenated blood in the human body ?

A

Cardiac artery

B

Renal artery

C

Hepatic artery

D

Pulmonary artery