Staff Selection Commission Combined Graduate Level Exam
Question : The following sentence has been split into four segments. Identify the segment that contains a grammatical error. He often / persists to ask / awkward questions / at the board meetings.
Option 1: he often
Option 2: persists to ask
Option 3: awkward questions
Option 4: at the board meetings
Correct Answer: persists to ask
Solution : The correct choice will be the second option.
The segment that contains a grammatical error is, persists to ask. The correct form should be, persists in asking.
In English, the verb persist is typically followed by the preposition in and the gerund form
Question : The sky appears blue because of
Option 1: Atmospheric water vapour
Option 2: Scattering of light
Option 3: Reflection on sea water
Option 4: Emision of blue wavelength by the sun
Correct Answer: Scattering of light
Solution : The correct option is Scattering of light.
Rayleigh scattering is responsible for the blue colour of the sky. Sunlight is made up of several colours of light with distinct wavelengths. When sunlight penetrates the Earth's atmosphere, the shorter wavelengths, mainly blue and violet,
Question : Who got constructed 'Grand Trunk Road '?
Option 1: Akbar
Option 2: Ashoka
Option 3: Shershah Suri
Option 4: Samudra Gupta
Correct Answer: Shershah Suri
Solution : Correct Answer is Shershah Suri
GT Road is one of Asia’s longest and oldest roads. Spanning approximately 3710km, it connects Central Asia with the Indian subcontinent. The road stretches from Kabul, Afghanistan, to Teknaf, Bangladesh. The road was constructed under the leadership of Sher
Question : Directions: In the following question two statements are given, followed by two conclusions I and II. You have to consider the statements to be true even if they are seen to be at variance from commonly known facts. You have to decide which of the given conclusions, if any follows from the given statements. Statements: I. All clouds are fogs. II. All fogs are white. Conclusions: I. Some white are clouds. II. Some fogs are clouds.
Option 1: Only conclusion I follows
Option 2: Only conclusion II follows
Option 3: Both I and II follow
Option 4: Neither I nor II follows
Correct Answer: Both I and II follow
Solution : The possible Venn diagram according to the given statements is as follows –
Now, let's analyse the conclusions – Conclusion (I): Some white are clouds – From the diagram, we can see that the circle of clouds is completely inside the
Question : Directions: In the following question, some parts of the sentence may have some errors. Find out which part of the sentence has an error and select the appropriate option. If the sentence is free from error, select "No Error".
The students refused (1) / to accept responsibility (2) / for their acts. (3) / No Error (4)
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (4)
Solution : The fourth option is the correct choice, "No Error".
The given sentence is grammatically correct, and there is no error. It means that the students declined or rejected the idea of taking responsibility for their actions.
Question : Peat coal has ______ carbon and ______ moisture content.
Option 1: high, low
Option 2: low, high
Option 3: high, high
Option 4: low, low
Correct Answer: low, high
Solution : The correct answer is low, high.
Peat is partially decayed plant material that resembles soil and builds up in wetlands. Plants and animals that have partially decomposed are what makeup peat, a type of carbon-rich soil. Peatlands are perfect for combating climate change
Question : In the given figure, PQRS is a square inscribed in a circle of radius 4 cm. PQ is produced till point Y. From Y, a tangent is drawn to the circle at point R. What is the length (in cm) of SY?(Given that QR = QY)
Option 1: $4\sqrt{10}$
Option 2: $2\sqrt{10}$
Option 3: $6\sqrt{10}$
Option 4: $3\sqrt{5}$
Correct Answer: $4\sqrt{10}$
Solution : RQ = QY The radius of the circle = 4 cm Diameter = 2 × 4 = 8 cm Let $a$ be the side of the square. ⇒ $a^2$ + $a^2$ = $8^2$ ⇒ $a$ = $\sqrt{\frac{64}{2}}$ = $4\sqrt{2}$ In $\triangle$RYQ, ⇒ RQ = QY
Question : There are two inlets A and B connected to a tank. A and B can fill the tank in 32 h and 28 h, respectively. If both the pipes are opened alternately for 1 h, starting with A, then in how much time (in hours, to the nearest integer) will the tank be filled?
Option 1: 22
Option 2: 30
Option 3: 36
Option 4: 24
Correct Answer: 30
Solution : Given, Pipe A can fill the tank in 32 hours ⇒ Part of the tank filled by pipe A in 1 hour = $\frac{1}{32}$ Pipe B can fill a tank in 28 hours ⇒ Part of the tank filled by B in 1 hour =
Question : The table given below shows the GDP of two countries in different five years.
$K_1$ = The value of the average GDP of country A in all 5 years. $K_2$ = The value of average GDP of country B in all 5 years. What is the value of ($K_1 + K_2$)?
Option 1: 316
Option 2: 290
Option 3: 308
Option 4: 178
Correct Answer: 308
Solution : Sum of GDP of country A in all the 5 years = 175 + 200 + 150 + 75 + 50 = 650 Average of GDP of country A in all the 5 years, $K_1$ = $\frac{650}{5}$ = 130 Sum of GDP of country B
Question : Direction : In the question, sentence are given with blank to be filled in with an appropriate word. Four alternatives are suggested for each question. Choose the correct alternative out of the four alternatives.
The train is expected to arrive in a few minutes _____ platform six.
Option 1: in
Option 2: above
Option 3: near
Option 4: on
Correct Answer: on
Solution : The fourth option is the correct answer: on.
The preposition "on" is commonly used to indicate location or position. Here, the location is platform six and we are saying that the train will arrive on that platform in a few minutes.
Therefore, the
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