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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.

1.

One property of ammonia is1). it is insoluble in water.2). It is an odourless gas.3). It is a yellowish gas4). Its aqueous solution turns red litmus blue

Answer»

is OPTION 4 is the CORRECT ANSWER?? am i RIGHT?

2.

In nuclear reactors graphite is used as a an1). fuel2). lubricant3). moderator4). insulator

Answer»

is OPTION 3 is the CORRECT ANSWER?? am i RIGHT?

3.

The residue left after extracting juice from sugar beet and sugarcane is called1). molasses2). bagasse3). whey4). biomass

Answer» BAGASSE : - is CORRECT HENCE OPTION 2
4.

Which of the following elements is non radioactive 1). Uranium2). Thorium3). Plutonium4). Zirconium

Answer» ANSWER for this QUESTION is OPTION 4
5.

The element with highest first ionisation energy is1). hydrogen2). helium3). lithium4). sodium

Answer»

This QUESTION was asked some where in previous YEAR papers of ssc, and correct answer was OPTION 2

6.

The common refrigerant in domestic refrigerator is1). Neon2). Oxygen3). Nitrogen4). Freon

Answer» CORRECT ANSWER is: FREON
7.

German silver an alloy does not contain the metal1). Nickel2). Zinc3). Copper4). Silver

Answer» RIGHT ANSWER for this QUESTION is SILVER
8.

Type metal used in printing press is an alloy of1). lead and copper2). lead and antimony3). lead and bismuth4). lead and zinc.

Answer» OPTION 2 : LEAD and ANTIMONY is CORRECT
9.

The material known in commerce as Terylene is a1). Synthetic fibre2). Natural fibre3). Modified natural fibre4). Blend of cotton and silk

Answer»

Its TOUGH but OPTION 1 SEEMS CORRECT

10.

The chemical name of Common salt is1). Sodium chloride2). Sodium nitrate3). Ammonium chloride4). Calcium chloride

Answer» ANSWER for this QUESTION is OPTION 1
11.

The greenhouse effect is caused by the higher level of which gas in the atmosphere 1). Carbon monoxide2). Carbon dioxide3). Nitrous oxide4). Sulphur dioxide

Answer» CARBON DIOXIDE : - OPTION 2
12.

Which of the following metals form an amalgam with other metals 1). Lead2). Tin3). Zinc4). Mercury

Answer» MERCURY : OPTION 4 is the CORRECT ANSWER
13.

Which of the following is used to remove rust stains on cloth1). Kerosene2). Lime3). Oxalic acid solution4). Petrol

Answer» OPTION 3 is the RIGHT ANSWER
14.

Humburger effect is otherwise known as1). Sodium pump2). Anaerobic metabolism3). Choloride shift4). Respiratory product

Answer» ANAEROBIC metabolism : option 3 is the CORRECT ANSWER
15.

What is the chemical name for Baking Soda1). Sodium carbonate2). Sodium bicarbonate3). Sodium nitrite4). Sodium nitrate

Answer» OPTION 2 : SODIUM BICARBONATE is CORRECT
16.

Tar roads get damaged if there is1). stagnation of water on road2). heavy traffic3). no maintenance4). no sloping

Answer» STAGNATION of WATER on ROAD is the BEST SUITED
17.

The metal extracted from Bauxite is1). Silver2). Copper3). Manganese4). Aluminum

Answer» RIGHT ANSWER for this QUESTION is OPTION 4
18.

What material is used to make electric heater coil 1). Copper2). Iron3). Silver4). Nichrome

Answer» NICHROME is the BEST SUITED
19.

When formaldehyde and potassium hydroxide are heated we get1). Acetylene2). Methyl alcohol3). Methane4). Ethyl formate

Answer» OPTION 2 is the RIGHT ONE
20.

Impure camphor is purified by1). sublimation2). fractional crystallisation3). fractional distillation4). steam distillation

Answer»

I THINK OPTION 1 is the RIGHT ANSWER

21.

The chemical used in embalming biological materials is1). formaldehyde in water2). formaldehyde in methanol3). ethyleneglycol4). gaseous formaldehyde

Answer»

I THINK OPTION 1 is the RIGHT ANSWER

22.

Galvanization of iron is carried out using1). Zinc2). Tin3). Copper4). Chromium

Answer» OPTION 1 is the RIGHT ANSWER
23.

The element used in the manufacture of safety matches is1). Phosphorous2). Magnesium3). Silicon4). Sulphur

Answer»

I THINK OPTION 1 is the RIGHT ANSWER

24.

Which one of the following minerals is found in pure form1). Iron2). Copper3). Bauxite4). Manganese

Answer» OPTION option 2 is the CORRECT ANSWER
25.

Which gas does not form the part of atmosphere 1). Nitrogen2). Helium3). Chlorine4). None of the above

Answer»

option 3 is the CORRECT ANSWER as PER the answer key

26.

Which of the following is a monoatomic gas1). Oxygen2). Neon3). Nitrogen4). Fluorine

Answer» CORRECT ANSWER is: OPTION 2
27.

What is the maximum Water Vapour content in the atmosphere1). 2 to 3 per cent2). 3 to 4 per cent3). 4 to 5 per cent4). 5 to 6 per cent

Answer»

Its very SIMPLE question 3 to 4 per cent is the correct ANSWER.

28.

Gold dissolves in1). Hydrochloric acid2). Nitric acid3). Aquaregia4). Acetic acid

Answer» OPTION 3 is the RIGHT ANSWER
29.

An inert gas mixed with oxygen given to patients suffering from restricted breathing is1). Helium2). Krypton3). Radon4). Argon

Answer»

Its TOUGH but OPTION 1 SEEMS CORRECT

30.

What is the name of that system which uses radioactivity to decide the period of materials of pre his tone period 1). Radium dating2). Uranium dating3). Carbon dating4). Deuterium dating

Answer» HELLO, URANIUM DATING is CORRECT
31.

The electronic configuration of an atom having atomic number 20 is1). 2 8 102). 2 6 8 43). 2 8 8 24). 2 10 8

Answer»

2 6 8 4 is the BEST SUITED

32.

The substance that is added to make natural rubber strong and more bouncy is1). Polythene2). Sponge3). Sulpher4). Chlorine

Answer» CORRECT ANSWER is: SPONGE
33.

Table salt gets moist during rainy season because1). sodium chloride is hygroscopic2). sodium chloride is deliquescent3). (3 ) sodium chloride contains some quantity of sodium iodide4). sodium chloride contains hygroscopic impurities like magnesium chloride

Answer» OPTION 4 is the CORRECT ANSWER as per the answer KEY
34.

Which inetal does not undergo corrosion due to the formation of oxide layer1). Copper2). Iron3). Aluminium4). Zinc

Answer» IRON is the CORRECT ANSWER as per the ssc answer KEY
35.

Submarines move under water. They have engines that run on1). Petrol and oxygen2). Diesel3). Batteries4). Steam

Answer» DIESEL : - OPTION 2
36.

Which of the following metals occurs In free state 1). Copper2). Iron3). Zinc4). Lead

Answer» LEAD : - OPTION 4
37.

The constituents of automobile exhaust that can cause cancer is are :1). Oxides of nitrogen2). Carbon monoxide3). Polycyclic hydrocarbons y4). Lead

Answer»

I am not SURE, MAY be LEAD is CORRECT

38.

Stainless steel is an alloy of1). chromium and carbon2). chromium carbon and iron3). chromium and iron4). carbon and iron

Answer» CHROMIUM CARBON and IRON : SEEMS CORRECT
39.

Which of the following is used to remove ink and rust stains on cloth1). Oxalic acid2). Alcohol3). Ether4). Kerosene oil

Answer» OXALIC ACID
40.

Diamonds are glittering and attractive because light Incident on them undergoes1). highest refraction2). multiple internal reflections3). multiple surface reflections4). hundred percent transmission

Answer» CORRECT ANSWER is: OPTION 2
41.

Alum stops bleeding in minor cuts because of1). salvation2). emulsion3). dialysis4). coagulation

Answer» COAGULATION is the BEST SUITED
42.

A polymeric substance used to make parachute is1). Rayon2). Viscose3). Cotton4). Terylene

Answer»

is VISCOSE is the CORRECT ANSWER?? am i RIGHT?

43.

The function of skimming tank in sewage treatment is to remove1). oil and fatty substances2). suspended solids3). gritty substances4). inorganic substances

Answer» ANSWER for this QUESTION is OPTION 1
44.

Alcoholic ( OH) group can be identified by1). Toliens Reagent Test2). Esterification Test3). FeCl3 Test4). Ozonolysis Reaction

Answer» ESTERIFICATION TEST SEEMS CORRECT.
45.

What is the element that is in the highest percentage in the composition of the earth 1). Silicon2). Oxygen3). Magnesium4). Iron

Answer» OPTION 2 : OXYGEN is CORRECT
46.

Which one of the following pairs is NOT correctly matched1). Haematite: Copper2). Bauxite: Aluminium3). Monazite: Thorium4). Pitchblende : Uranium

Answer»

Its TOUGH but OPTION 1 SEEMS CORRECT

47.

Bronze is an alloy of1). Copper and Zinc2). Tin and Zinc3). Copper and Tin4). Iron and Zinc.

Answer» TIN and ZINC is the correct answer as per the SSC answer KEY
48.

Brass is made of1). copper and tin2). tin and lead3). copper and zinc4). copper tin and zinc

Answer» RIGHT ANSWER for this QUESTION is TIN and LEAD
49.

The gas used for filling weather balloons is1). helium2). hydrogen3). air4). nitrogen

Answer» HELIUM is the ANSWER
50.

PVC is obtained by the polymerisation of1). Propane2). Vinyl chloride3). Styrene4). Acetylene

Answer»

I have READ it SOMEWHERE VINYL CHLORIDE is CORRECT