Explore topic-wise InterviewSolutions in Current Affairs.

This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.

1.

Match the following reaction in column-I with their products in column-II

Answer»


ANSWER :A::B::C::D
Discussion
2.

Match the following rules with their statements

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Solution :(i - C), (ii - E), (III - a), (IV - d)
Discussion
3.

Match the following reactants in Column I with the corresponding reaction products in Column II.

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ANSWER :A::B::C::D
Discussion
4.

Match the following Q.

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ANSWER :A::B::C::D
Discussion
5.

Match the following: {:("Property to be determined","Method used for determination"),((A)"Estimation of carbon and hydrogen",(i)"Lassaigne's test"),("in an organic compound",),((B)"Estimation of nitrogen in aniline",(ii)"Carius method"),((C)"Estimation of chlorine in carbon tetrachloride",(iii)"Liegid's method"),((D)"Detection of nitrogen sulphur and",(iv)"Kjeldahl's method"),("halogens",):}

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`{:(A,B,C,D),((i),(ii),(III),(IV).):}`
`{:(A,B,C,D),((iv),(iii),(i),(ii).):}`
`{:(A,B,C,D),((ii),(i),(iv),(iii).):}`
`{:(A,B,C,D),((iii),(iv),(ii),(i).):}`

ANSWER :D
Discussion
6.

Match the following prefixes with their multiples : {:(" Prefixes","Multiples"),("(i) micro",10^(6)),("(ii) deca",10^(9)),("(iii) mega",10^(-6)),("(iv) giga",10^(-15)),("(v) femto",10):}

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Solution :PREFIXES is equal to multiple :
(i) micro- `10^(6)`
(ii) DECA - 10
(iii) mega - `10^(6)`
(iv) giga - `10^(9)`
(v) femto - `10^(-15)`
Discussion
7.

Match the following prefixes with their multiples

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Solution :MICRO= `10^6`, deca = 10, mega =`10^6`, GIGA = `10^9`, femto = `10^(-15)`
Discussion
8.

Match the following (one term in column-I may match with more than one terms in column-II).

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ANSWER :A::B::C::D
Discussion
9.

Match the following oxides of alkalimetals and their hydrolisis products {:("Oxides","Hydrolysis products"),("A) "M_(2)O_(2),"I) "M^(+)+OH^(-)),("B) "MO_(2),"II) "M^(+)+OH^(-)+H_(2)O_(2)),("C) "M_(2)O,"III) "M^(+)+OH^(-)+H_(2)O_(2)+O_(2)):}

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`{:(UL(A),ul(B),ul(C)),(I,II,III):}`
`{:(ul(A),ul(B),ul(C)),(II,III,I):}`
`{:(ul(A),ul(B),ul(C)),(III,II,I):}`
`{:(ul(A),ul(B),ul(C)),(III,II,I):}`

Answer :B
Discussion
10.

Match the following metals with their oxidizing flame color.

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1-d, 2-c, 3-b
1-b, 2-c, 3-a
1-c, 2-a, 3-b
1-c, 2-d, 3-b

ANSWER :D
Discussion
11.

Match the following.

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SOLUTION :`Ararr4Brarr3Crarr1Drarr2`
Discussion
12.

Match the following.

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Solution :`Ararr4Brarr4Crarr2,3Drarr1,3`
A. Photon has PARTICLE nature as well as wave nature it exhibits both momentum and wavelength
B. Electron also has particle nature as well as wave nature. Thus, it also exhibits both momentum and wavelength.
C. `PSI^(2)` represents probability density of electronand always has POSITIVE values.
D. Principal quantum NUMB er `n=4` for N-shell. ltbr. K L M N
n=1 2 3 4
It always has positive values.
Discussion
13.

Match the following {:(,"List-I",,"List"-II),((A),"Protophilic solvents",1,"Neither donate nor accepte protons"),((B),"Aprotic solvents",2,"Generates protons"),((C),"Protogenci Solvents",3,"Either donate (or) accept protons"),((D),"Amphiprotic Solvents",4,"High tendency to accept protons"),(,,5,"Do not have solvent properties"):} The correct match :

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`{:(A,B,C,D),(1,3,2,5):}`
`{:(A,B,C,D),(4,1,2,3):}`
`{:(A,B,C,D),(4,1,3,2):}`
`{:(A,B,C,D),(2,3,1,5):}`

ANSWER :A
Discussion
14.

Match the following{:("List-I","LIst-II"),((A)NO_(3)^(-)" ion in drinking water 50 ppm causes decase","(1)Dis~olved oxygen water is greater than"),((B)SO_(4)^(-2)"ion is greater then 550ppm causes",(2)" Minamita disease"),((C)"Mercury poison causing",(3)"Laxative effect"),((D) "Domestic sewage",(4)"Blue boaby syndrome"):} The correct match is

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`{:(A,B,C,D),(1,2,3,4):}`
`{:(A,B,C,D),(4,3,1,2):}`
`{:(A,B,C,D),(3,4,2,1):}`
`{:(A,B,C,D),(4,3,2,1):}`

ANSWER :D
Discussion
15.

Match the following {:(,"List- I",,"List II",),(A,"Inversion temperature",(i),a//Rb,),(B,"Boyle's temperature",(ii),8a//27 Rb,),(C,"Critical temperature",(iii),2a//Rb,):}

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`A - (i), B - (II) , C - (III)`
`A - (iii), B - (ii) , C - (i)`
`A - (iii), B - (i) , C - (ii)`
`A - (i), B - (iii) , C - (ii)`

ANSWER :C
Discussion
16.

Match the following {:("List - I","List - II"),("A) "NaOH,"I) In fire extinguishers"),("B) "NaHCO_(3),"II) Water softner"),("C) "Na_(2)CO_(3),"III) Mercerising cotton"),("D) "NaCl,"IV) Table salt"):}

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`{:(A,B,C,D),(I,II,III,IV):}`
`{:(A,B,C,D),(III,I,IV,II):}`
`{:(A,B,C,D),(III,I,II,IV):}`
`{:(A,B,C,D),(I,III,II,IV):}`

ANSWER :C
Discussion
17.

Match the following {:("List-I","List-II"),("(A) 50vol of "H_(2)O_(2),(1)"300 g/L of "H_(2)O_(2)),("(B) 1 vol of "H_(2)O_(2),"(2) 44.8 vol of "H_(2)O_(2)),("(C) "30%(w//V)" of "H_(2)O_(2),"(3) 22.4 vol of "H_(2)O_(2)),("(D) 4 molar "H_(2)O_(2),"(4) 4.46 molar of "H_(2)O_(2)),(,"(5) 0.303 g/100 ml of"):}

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`{:(A,B,C,D),(4,5,3,2):}`
`{:(A,B,C,D),(5,4,3,2):}`
`{:(A,B,C,D),(1,5,3,2):}`
`{:(A,B,C,D),(4,5,1,2):}`

ANSWER :D
Discussion
18.

Match the following {:("LIST - I","LIST - II"),("A) Aqueous solution","1) "CaSO_(4).2H_(2)O" of "Ca(OH)_(2)),("B) Suspension of","2) "2CaSO_(4).H_(2)O" slaked line in water"),("C) Plaster of paris","3) Milk of lime"),("D) Gypsum","4) Lime water"):}

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`{:(UL(A),ul(B),ul(C),ul(D)),(3,4,1,2):}`
`{:(ul(A),ul(B),ul(C),ul(D)),(4,3,1,2):}`
`{:(ul(A),ul(B),ul(C),ul(D)),(4,3,2,1):}`
`{:(ul(A),ul(B),ul(C),ul(D)),(3,4,2,1):}`

ANSWER :C
Discussion
19.

Match the following {:("List-I","List-II"),((A)" Biodegradable pollutant ",(1)"MlSt"),((B)"Non- biodegradable pollutant",(2)"Agae"),("(C) Viable particulate sewage",(3)"Domestic"),("(D)Non-viable Particulate",(4)"Plastic"):}

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`{:(A,B,C,D),(3,4,2,1):}`
`{:(A,B,C,D),(1,2,4,3):}`
`{:(A,B,C,D),(4,3,1,2):}`
`{:(A,B,C,D),(3,4,1,2):}`

ANSWER :A
Discussion
20.

Match the following {:("List-I"," List-II "),("A) pH of unpolluted","I)" H_2C=CH-CHO),("rain water ",),("B) Acid rain","II)" 5.6),("C) Acrolein","III)" NO_2","CO_2 ),("D) Freon","IV)" CF_(2)Cl_2),(,"V)" CaOCl_2):}

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`{:(A,B,C,D),(II,I,III,IV):}`
`{:(A,B,C,D),(I,II,III,IV):}`
`{:(A,B,C,D),(III,I,IV,I):}`
`{:(A,B,C,D),(II,III,I,IV):}`

ANSWER :D
Discussion
21.

Match the following {:("List-I"," List-II "),((A) NaOH,"(I) Antacid"),((B) NaHCO_(3),"(II) Food preservative"),((C) NaNO_(2),"(III) Mercerising cotton "),((D) NaNO_(3),"(IV) Fertiliser"):}

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`{:(A,B,C,D),(I,II, III, IV):}`
`{:(A,B,C,D),(III,I, IV, II):}`
`{:(A,B,C,D),(III,I, II, IV):}`
`{:(A,B,C,D),(I,III, II, IV):}`

ANSWER :C
Discussion
22.

Match the following , List I A) Primary pollutant B) ontaminent in C) Receptor to smoke D) Sink to dried List II List II I) Human eyes II) SO_2 Bhopal tragedy III) Microorganisms of automobiles IV) Methyl leaves Isocyanate and garbage The correct match is

Answer»

`{:(A,B,C,D),(II,III,I,IV):}`
`{:(A,B,C,D),(II,IV,I,III):}`
`{:(A,B,C,D),(II,IV,I,III):}`
`{:(A,B,C,D),(III,IV,I,II):}`

Answer :C
Discussion
23.

Match the following List I A) 50% H_(2)SO_(4)K_(2)Cr_(2)O_(7) List II I) Skin cancer II) Sink of CO_(2) III) Speciation IV) Determination of COD The correct match is

Answer»

`{:(A,B,C,D),(IV,II,I,III):}`
`{:(A,B,C,D),(IV,III,I,II):}`
`(A,B,C,D),(I,III,II,IV):}`
`{:(A,B,C,D),(IV,III,II,I):}`

ANSWER :B
Discussion
24.

Match the following {:("List - 1List - 2"),("(High value is observed for)"),("(A) Ionisation potential(1)Chlorine"),("(B) Electron positivity(2) Caesium"),("(C ) Electron affinity(3) Helium"),("(D) Oxidation state(4) Fluorine"),("(5) Osmium"):}The correct match is

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A-4, B-3, C-2, D-1
A-3, B-2, C-1, D-5
A-1, B-2, C-3, D-4
A-2, B-1, C-4, D-5

Answer :B
Discussion
25.

Match the following. {:("LIST - 1 ","LIST - 2"),("(A) Effusion",(1) r alpha 1// sqrt(d)),("(B) Velocity of gas molecules ","(2) Collision of molecules on the walls "),("(C) Pressure of the gas ","(3) Vector quatity"),(,"(4) Scalar quantity "):}

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A-4, B-2, C-3 
A-1, B-3, C-2 
A-1, B-2, C-4 
A-1, B-4, C-3 

ANSWER :B
Discussion
26.

Match the following. {:("LIST - 1 ","LIST - 2 "),("(A) Average velcoity ",(1) 3/2 nRT ),("(B) Most probable velocity ",(2) sqrt((8RT)/(pi M)) ),("(C) Kinetic energy of a gas ",(3)sqrt((2RT)/(M)) ),("(D) Kinetic energy of a gas molecule ",(4) sqrt((3RT)/(M)) ),("(E) RMS velocity ",):}

Answer»

E - 1, C - 3, B-2, A - 4 
E - 3, D - 4, B-2, A - 1 
B - 3, A -2, E-4, C - 1 
D - 3, E - 4, A - 2, B - 1 

Answer :C
Discussion
27.

Match the following : {:(,"ListI","ListII",),((A),"Viscosity",(I),"Critical temperature"),((B),"Ideal gas behaviour",(II),"Isobar"),((C),"Liquefaction ofgases",(III),"Compressibility factor"),((D),"Charles'law",(V),"Kinetin"),(,,(T),kgm^(-1)s^(-1)):} The correct answer is

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`{:(A,B,C,D),(IV,II,I,II):}`
`{:(A,B,C,D),(V,III,I,II):}`
`{:(A,B,C,D),(V,III,II,I):}`
`{:(A,B,C,D),(IV,III,II,I):}`

ANSWER :B
Discussion
28.

Match the following (in list-1) with its equation of pH (in list-II)

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SOLUTION :N//A
Discussion
29.

Match the following in view of highest values

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ANSWER :B
Discussion
30.

Match the following : {:((i) "X-rays",(a) v = 10^(0) - 10^(4) Hz,),((ii) UV,(b) v = 10^(10) Hz,),((iii) "Long radio waves",(c) v = 10^(16) Hz,),((iv) "Microwaves",(d) v = 10^(18) Hz,):}

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SOLUTION :v VALUES are in the ORDER : X-rays `gt UV gt` Microwaves `gt` Radiowaves
Discussion
31.

Match the following : {:("(i) Photon","(a) Value of 4 for N shell"),("(ii) Electron","(b) Probability density"),((ii) Psi^(2),"(c) Always positive value"),("(Iv) Principla quantum number n","(d) Exhibits both momentum and wavelength"):}

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Solution :Photon has particle nature as well as WAVE nature. Electron ALSO has particle nature as well as wave nature. `Psi^(2)` represents probability density and always has POSITIVE values.
PRINCIPAL QUANTUM number n = 4 for N-shell and always has positive values
Discussion
32.

Match the following : H_(2)O_(2) reacts with compounds of column-I

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ANSWER :A-S,B-R,C-Q,D-P
Discussion
33.

Match the following graphical variation with their description.

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SOLUTION :(A) Graph (A) represents variation of REACTANT concentration with time.
(B) Graph (B) represents variation of product concentration with time.
(C) Graph (C) represents reaction at EQUILIBRIUM.
Discussion
34.

Match the following equilibria with the corresponding condition {:((i),"Liquid"hArr"Vapour",,(a),"Saturated solution"),((ii),"Solid" hArr"Liquid",,(b),"Boiling point"),((iii),"Solid" hArr"Vapour",,(c),"Sublimation point"),((iv) ,"Solute(s)"hArr"Solute (solution)",,(d),"Melting point"),(,,,(e),"Unsaturated solution"):}

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Solution :(i) Liquid `hArr` Vapor equilibrium EXISTS at the boiling point. Hence, (i) - (B).
(II) Solid ` hArr` Liquid equilibrium exists at the melting point. Hence, (ii)-(d).
(iii) Solid `hArr`Vapourequilibrium exists at the sublimation point. Hence, (iii) - (c).
(IV) Solute (s) `hArr` Solute (solute) equilibrium exists in a saturated solution . Hence, (iv) - (a).
Discussion
35.

Match the following graph : A (i) (+) deviation B (ii) Ideal ltbvrgt C(iii)(-) deviation.

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(A) (i),(B) (ii), (C) (iii)
(A) (IIII), (B) (ii), (C) (i)
(A) (ii), (B) (iii), (C) (i)
NONE of the above

Answer :B
Discussion
36.

Match the following equilibria with the corresponding condition

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SOLUTION :(A) Liquid `hArr` Vapour EQUILIBRIUM exists at the boiling point.
(B) SOLID `hArr` Liquid equilibrium exists at the melting point.
(C) Solid `hArr` Vapour equilibrium exists at the sublimation point.
(D) Solute(s) `hArr`Solute (solution) equilibrium exists at SATURATED solution.
Discussion
37.

Match the following correctly

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ANSWER :B
Discussion
38.

Match the following correctly

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ANSWER :C
Discussion
39.

Match the following correctly

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ANSWER :D
Discussion
40.

Match the following{:(,"Compound",,"Uses"),((1),"Chloro picrin",(i),"Delection of primary"),((2),"Methyl Isocyanide",(ii),"DDT"),((3),"Chloro benzene",(iii),"Paint remover"),((4),"Methylene chloride",(iv),"Soil sterilizer"):}

Answer»

(1) - (iv), (2) - (iii), (3) - (II), (4) - (i)
(1) - (iii), (2) - (iv), (3) - (ii), (4) - (iii)
(1) - (i), (2) - (ii), (3) - (iv), (4) - (iii)
(1) - (iv), (2) - (2) - (1), (3) - (ii), (4) - (iii)

Answer :A::B::C::D
Discussion
41.

Match the following compounds in colummn I with number of isomers in Column II

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ANSWER :A-q; B-p;C-r;D-s
Discussion
42.

Match the following combinations of electrical units with their terms as single unit:

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`{:(A,B,C,D,E),(I,III,IV,II,V):}`
`{:(A,B,C,D,E),(I,II,III,IV,V):}`
`{:(A,B,C,D,E),(V,IV,III,II,I):}`
`{:(A,B,C,D,E),(I,V,IV,II,III):}`

Answer :A
Discussion
43.

Match the following colums:

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SOLUTION :N//A
Discussion
44.

Match the following columns

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SOLUTION :`OVERSET(+3)(Cr)overset(-1)(I_(3)) RARR overset(+6)(Cr_(2)) O_(7)^(2-) +overset(+7)(I)O_(4)^(-)`
`overset(+2)(Fe)(SCN)_(2) rarr Fe^(3+) +SO_(4)^(-2) +CO_(3)^(2-) +NO_(3)^(-)`
`NH_(4)SCN rarr SO_(4)^(-2) +CO_(3)^(2-) +NO_(3)^(-)`
`AS_(2)S_(3) rarr AsO_(4)^(-3) +SO_(4)^(-2)`
Discussion
45.

Match the following columns:

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ANSWER :q-r,b-s,c-p
Discussion
46.

Match the following columns:

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Answer :`(a RARR R);(B rarr q);(c rarr s);(d rarr q)`
Discussion
47.

Match the following columns:

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<P>

ANSWER :`(a RARR p,r);(B rarr q,r);(c rarr q,s);(d rarr q,r)`
Discussion
48.

Match the following columns:

Answer»

<P>

ANSWER :`(a RARR q);(B rarr s);(c rarr p);(d rarr r)`
Discussion
49.

Match the following columns:

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ANSWER :`(a RARR s);(b rarr r);(C rarr Q);(d rarr p)`
Discussion
50.

Match the following columns:

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<P>

Answer :`(a rarr p,R),(b rarr p,Q);(c rarr q));(d rarr r)`
Discussion