Staff Selection Commission Combined Graduate Level Exam
Question : Select the correct passive form of the given sentence.
Uma told Susan to give up drinking.
Option 1: Susan was told to give up smoking by Uma.
Option 2: Susan is told to give up smoking by Uma.
Option 3: Susan has been told to give up smoking by Uma.
Option 4: Susan had been told to give up smoking by Uma.
Correct Answer: Susan was told to give up smoking by Uma.
Solution : The right option is the first option.
Passive voice is the voice in which the object experiences an action rather than the person who performs the action. Hence, the object in the active voice becomes the
Question : What is the correct order of radiations in descending order of frequencies?
Option 1: Infrared > Microwaves > Radio waves > X-rays
Option 2: Radio waves > X-rays > Microwaves > Infrared
Option 3: X-rays > Infrared > Microwaves > Radio waves
Option 4: Infrared > Microwaves > X-rays > Radio waves
Correct Answer: X-rays > Infrared > Microwaves > Radio waves
Solution : The answer is X-rays > Infrared > Microwaves > Radio waves.
The electromagnetic (EM) spectrum is the range of all types of electromagnetic radiation organised by frequency or wavelength. The wave's frequency determines the type of electromagnetic radiation
Question : The 'Blue Water Policy' was introduced by the Portuguese leader
Option 1: Francisco de Almeida
Option 2: Afonso de Albuquerque
Option 3: Francis Caron
Option 4: Francis Martin
Correct Answer: Francisco de Almeida
Solution : The correct answer is Francisco de Almeida.
Francisco de Almeida was the first governor of Portuguese possessions in India, appointed in 1505 CE. He put into practice the "Blue Water Policy". He wanted the navy to be strong. According to him, handling
Question : Metamorphic rocks originate from-
Option 1: igneous rocks
Option 2: sedimentary rocks
Option 3: both igneous and sedimentary rocks
Option 4: None of these.
Correct Answer: both igneous and sedimentary rocks
Solution : The correct answer is both igneous and sedimentary rocks.
Metamorphic rocks are formed by the metamorphosis of the igneous or sedimentary rocks. In this process rocks are subjected to high temperature and pressure conditions inside the earth which leads to reorganisation
Question : Direction: In this question, a word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as in the two matrices, given below. The columns and rows of Matrix (I) are numbered from 0 to 4 and that of Matrix (II) are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, e.g. 'S' can be represented by 02,11, etc., and 'L' can be represented by 65, 86, etc. Similarly, you have to identify the set for the word.
'GATE'
Option 1: 30, 89, 11, 57
Option 2: 21, 68, 34, 78
Option 3: 21, 96, 24, 78
Option 4: 12, 89, 42, 68
Correct Answer: 21, 96, 24, 78
Solution : Given: GATE
Number representations of each letter: G → 30, 21, 12, 03, 44 A → 55, 96, 77, 68, 89 T → 10, 01, 42, 33, 24 E → 85, 56, 97, 78, 69
First option: 30, 89, 11, 57
Question : Rearrange the parts of the sentence in the correct order. The nanostructures on the P. with added, or "doped," iron and phosphor Q. surface made of nickel selenide R. offer the high performance and stability S. that are needed for industrial-scale electrolysis
Option 1: QPRS
Option 2: QRSP
Option 3: RPQS
Option 4: SPQR
Correct Answer: QPRS
Solution : The correct choice is the first option: QPRS.
The sentence discusses nanostructures on a surface made of nickel selenide that has been modified by adding or "doping" it with iron and phosphor.
The correct order emphasises how the surface modification contributes to the required qualities
Question : Mukesh has twice as much money as Soham. Soham has 50% more money than Pankaj. If the average money with them is Rs. 110, then Mukesh has
Option 1: Rs. 155
Option 2: Rs. 160
Option 3: Rs. 180
Option 4: Rs. 175
Correct Answer: Rs. 180
Solution : The average money of three persons = Rs. 110 The sum of money of three persons = 110 × 3 = Rs. 330 Let the share of Pankaj be Rs. $2x$. Share of Sohan $=2x×\frac{150}{100} = 2x×\frac{3}{2} = 3x$ Share of Mukesh $=3x×2 =
Question : Directions: A series is given below with one term missing. Choose the correct alternative from the given ones that will complete the series. ZWT, VSP, ROL, ?
Option 1: QNL
Option 2: MPK
Option 3: NKH
Option 4: PLI
Correct Answer: NKH
Solution : Given: ZWT, VSP, ROL, ?
In the given series, subtract 4 from the place value of each letter of the previous term to get the next term. ZWT→Z – 4 = V; W – 4 = S; T – 4 = P VSP→V – 4
Question : Select the INCORRECTLY spelt word.
Option 1: Allimony
Option 2: Structural
Option 3: Hallucinate
Option 4: Halloween
Correct Answer: Allimony
Solution : The correct choice is the first option.
The incorrectly spelt word is "allimony". The correct spelling is alimony, which is financial support paid by one spouse to another after a divorce or separation, typically to assist with living expenses.
The other options are spelt
Question : Abha and Anuj working together completed a job in $\frac{40}{9}$ days. If Abha had worked twice as efficiently as she actually did and Anuj had worked $\frac{1}{3}$ of his actual efficiency, then the work would have been completed in $\frac{60}{17}$ days. Find the time Abha would take to complete the work alone.
Option 1: 10 days
Option 2: 8 days
Option 3: 12 days
Option 4: 6 days
Correct Answer: 8 days
Solution : Let the total work be 1 unit. Let the efficiency of Abha be $x$ work/day. Let the efficiency of Anuj be $y$ work/day. Two workers A and B working together completed a job in $\frac{40}{9}$ days. So, $\frac{1}{x+y}=\frac{40}{9}$ $⇒9=40x+40y$ ------(1) If Abha worked twice
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