General Science Mixed Questions For SSC And Railway


1.Which acid plays vital role in stomach in digestion process?

A. Sulphuric Acid

B. Phosphoric acid

C. Hydrochloric acid

D. Acetic acid

SSC GK 2019

2.Which of the following displays both the name of the application and the name of the spreadsheet in MS-Excel?

A. Title bar

B. Tool bar

C. Task bar

D. Menu bar

Delhi Police Constable 27 Nov 2020 S3

3.Which of following is present in air bags of Cars?

A. Sodium Azide

B. Sodium Nitrate

C. Helium

D. Calcium Carbide

SSC GK 2019

4.Cell membranes are mainly composed of _____.

A. Phospholipids

B. Proteins

C. Stomata

D. Both A & B

SSC GK 2019

5.How many amino acids appear in genetic code?

A. 20

B. 30

C. 46

D. 56

SSC GK 2019

6.Which gas is responsible for the formation of brown air in traffic congested cities?

A. Sulphur dioxide

B. Carbon dioxide

C. Nitrogen Dioxide

D. Methane

7.Which of the following is the pathogenic agent of the disease diphtheria?

A. Clostridium perfringens

B. Corynebacterium diphtheriae

C. Staphylococcus aureus

D. Listeria monocytogenes

SSC GK 2019

8._______ is the branch of biology that deals with the study of the structure

of organisms and their organs.

A. Ecology

B. Anatomy

C. Chronobiology

D. Mycology

SSC CHSL 01 July 2018 S3PYSP

9.On industrial scale sodium metal is prepared by electrolysis of



B. NaCl

C. NaO

D. NH3

SSC GK 2019

10.Which type of blood cells play important role in hypersensitivity?

A. Basophils

B. Platelets

C. Red Blood cells

D. B & T Cells

SSC GK 2019

11.Rh factor of blood groups was dicovered by ______.

A. Weiner and Treviranus

B. Landsteiner and Demock

C. Landsteiner and Johnson

D. Landsteiner and Wiener

SSC GK 2019

12.Phylloquinone which helps in formation of prothrombin is generally known

as vitamin _____.

A. Vitamin D

B. Vitamin E

C. Vitamin K

D. Vitamin C

13.Non essential fatty acids can be synthesized by _____ .

A. Pyruvic Acid

B. Tryptophan

C. Acetyl coenzyme A

D. Vitamin A

SSC GK 2019

14.In hydropower plants, which energy of water is utilized to generate


A. Kinetic energy

B. Thermal energy

C. Potential energy

D. Chemical energy


15.An instrument called ......... measures electric potential difference’ in a


A. Gyroscope

B. Ohmmeter

C. Voltmeter

D. Thermometer

SSC GD Constable 11 March 2019 S2

16.Which of the following of Newton's laws explains the recoiling of a gun

when a bullet is fired?

A. Law of gravitation

B. Third law of motion

C. First law of motion

D. Second law of motion


17.A seesaw is an example of which concept of physics?

A. Current

B. Time

C. Electricity

D. Force

SSC GD Constable 1 March 2019 S2

18.Alpha-linolenic acid is a ________.

A. Essential amino acid

B. Essential ester

C. Essential pyruvate ion

D. Essential fatty acid

19.Which is the smallest mammal in the world?

A. Tasmanian devils

B. Fruit bat

C. Kinkajou

D. Bumblebee bat

SSC GK 2019

20.Silicosis is caused by poisoning of which of following?

A. Marble

B. Asbestos

C. Silica

D. Mica


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