Staff Selection Commission Combined Graduate Level Exam
Question : Select the option that expresses the given sentence in passive voice. What did you do to help the migrant labourers during the pandemic?
Option 1: What is done by you to help the migrant labourers during the pandemic?
Option 2: What was being done by you to help the migrant labourers during the pandemic?
Option 3: What was done by you to help the migrant labourers during the pandemic?
Option 4: What has been done by you to help the migrant labourers during the pandemic?
Correct Answer: What was done by you to help the migrant labourers during the pandemic?
Solution : The third option is the correct answer.
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
Question : Which of the following are members of 15 naturally occurring metallic chemical elements whose atomic numbers are between 57 and 71?
Option 1: Alkali metals
Option 2: Lanthanides
Option 3: Halogens
Option 4: Actinides
Correct Answer: Lanthanides
Solution : The correct answer is Lanthanides.
Lanthanides are a series of 15 metallic elements from lanthanum to lutetium in the periodic table, and their atomic number ranges from 57 to 71. The modern periodic table consists of 118 elements arranged in 18 groups and seven periods.
Question : Directions: M is the brother of N. B is the brother of N. M is the brother of D. But N is not the brother of D. How is N related to D?
Option 1: Nephew
Option 2: Cousin
Option 3: Sister
Option 4: Brother
Correct Answer: Sister
Solution : As per the given information, the family tree will be as follows –
Here, the quadrilateral represents the male, and the circular figure represents the female in the figure.
So, from the above family tree, N is the sister of D. Hence, the third option
Question : Identify the segment in the sentence which contains a grammatical error. If there is no error, select ‘No error’. At one time, birds and animals lived peaceful together.
Option 1: Peaceful together
Option 2: Birds and animals lived
Option 3: No error
Option 4: At one time
Correct Answer: Peaceful together
Solution : The first option is correct.
Therefore, the correct sentence would
Question : Directions: Clear is related to Open in the same way as Confidential is related to ___.
Option 1: Clean
Option 2: Free
Option 3: Direct
Option 4: Secret
Correct Answer: Secret
Solution : Given: Clear is related to Open.
Like, the synonym of clear is open. Similarly, the synonym of confidential is secret.
Hence, the fourth option is correct.
Question : Directions: Select the option that is related to the third term in the same way as the second term is related to the first term and the sixth term is related to the fifth term. 4 : 84 :: 11 : ? :: 13 : 2379
Option 1: 1221
Option 2: 1463
Option 3: 1440
Option 4: 819
Correct Answer: 1463
Solution : Given: 4 : 84 :: 11 : ? :: 13 : 2379
Find the cube of the first number and add this to the product of the first number and the number preceding the first number – ⇒ 4 : 84→43 + (4 ×
Question : Among 132 examinees of a certain school, the ratio of successful to unsuccessful students is 9 : 2. Had 4 more students passed, then the ratio of successful to unsuccessful students would have been:
Option 1: 14 : 3
Option 2: 14 : 5
Option 3: 28 : 3
Option 4: 28 : 5
Correct Answer: 28 : 5
Solution : Given: Total examinees = 132 Number of pass students = $\frac{9}{11}$ × 132 = 108 Number of fail students = 132 – 108 = 24 If 4 more students pass, the number of pass students = 108 + 4 = 112 The number
Question : When the price of an item was reduced by 20%, its sales increased by $x$%. If there is an increase of 25% in receipt of the revenue, then the value of $x$ is:
Option 1: 55.35
Option 2: 57.75
Option 3: 54.35
Option 4: 56.25
Correct Answer: 56.25
Solution : Effective change = $x+y+\frac{xy}{100}$ The increase takes the positive percentage values and the decreases take the negative percentage values of $x$ and $y$. ⇒ $x-20-\frac{20x}{100} = 25$ ⇒ $x-\frac{x}{5} = 45$ ⇒ $\frac{4x}{5} = 45$ ⇒ $x = \frac{45×5}{4}= \frac{225}{4}=56.25$% Hence, the correct answer is
Question : An object is in static equilibrium when it is ______.
Option 1: at rest
Option 2: moving in a circular path
Option 3: moving with uniform velocity
Option 4: acceleration at high speed
Correct Answer: at rest
Solution : The correct option is at rest.
Static equilibrium is the state in which all of the forces acting on an object are balanced, and it is not moving concerning the relative plane. A book at rest on top of a table and a ball
Question : Select the INCORRECTLY spelt word.
Option 1: Treble
Option 2: Nozzle
Option 3: Allmost
Option 4: Moisture
Correct Answer: Allmost
Solution : The correct choice is the third option.
The correct spelling is almost, and the wrong word contains an extra 'l' in it. It is an adverb that means very nearly, but not exactly or entirely.
The meanings of the other options are as follows:
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