Staff Selection Commission Combined Graduate Level Exam
Question : Electrons in the highest energy level of an atom are called ________.
Option 1: Valence protons
Option 2: Orbital protons
Option 3: Valence electrons
Option 4: Orbital electrons
Correct Answer: Valence electrons
Solution : The correct option is valence electrons
Valence electrons are electrons in an atom's outermost energy level or shell. These electrons are involved in the formation of chemical bonds as well as the interactions of the atom with other atoms. An atom's valence electrons control
Question : Directions: In a certain code, GO HOME is written as TA NA, and NICE LITTLE HOME is written as NA JA PA. How is GO written in that code?
Option 1: TA
Option 2: NA
Option 3: JA
Option 4: NA or TA
Correct Answer: TA
Solution : Given: 1. GO HOME→TA NA 2. NICE LITTLE HOME→NA JA PA
By comparing both the coded sentences, we find that – In sentences 1 and 2, HOME and NA are common. The remaining word and code in sentence 1 are GO
Question : Directions: In the following question, some parts of the sentence have errors, and some are correct. Find out which part of the sentence has an error. The number of that part is the answer. If a sentence is error-free, your answer is "No Error".
The travellers were pacified when to hear that the plane had landed on the runway much before the official announcement.
(1) landed on the runway
(2) much before the
(3) were pacified when
(4) No Error
Option 1: 1
Option 2: 2
Option 3: 3
Option 4: 4
Correct Answer: 3
Solution : The error lies in the third part of the sentence.
Explanation: The phrase "when to hear" is not grammatically correct in this context. "When" implies a specific time or condition which disrupts the flow of the sentence. Instead, the sentence should express the travellers' pacification
Question : Choose the incorrectly spelt word.
Option 1: Flawless
Option 2: Rudimentary
Option 3: Primitive
Option 4: Impracticle
Correct Answer: Impracticle
Solution : The fourth option is correct.
The incorrectly spelled word is impracticle. The correct spelling is impractical, which refers to something that is not sensible or feasible in practical terms. It describes actions, ideas, or solutions that are unrealistic or inefficient.
Other words are
Question : Select the most appropriate meaning of the given idiom.
Back against the wall.
Option 1: Be in an easy situation from where escape is difficult.
Option 2: Be in a difficult situation from where escape is difficult.
Option 3: Be in a relationship which one wants to escape.
Option 4: Be in a difficult situation from where escape is easy.
Correct Answer: Be in a difficult situation from where escape is difficult.
Solution : The correct choice is the second option.
The idiom, back against the wall is self-explanatory. When we are back against a wall, it means we are stuck and have nowhere to go. It means being stuck
Question : Study the following pie chart and answer the question that follows., The difference in the expenditure on health and entertainment is what percentage of the expenditure on food?
Option 1: 60%
Option 2: 20%
Option 3: 30%
Option 4: 200%
Correct Answer: 60%
Solution : Expenditure on health = 26% Expenditure on entertainment = 14% Difference in expenditure on health and entertainment = 26 – 14 = 12% Expenditure on food = 20% Required percentage = $\frac{12}{20}×100$ = 60% Hence, the correct answer is 60%.
Question : The sentences of a paragraph are given below in jumbled order. Arrange the sentences in the correct order to form a meaningful and coherent paragraph. A. Shalini was scrolling down the phone screen while waiting for her friend. B. Her friend brought a bouquet for Shalini from the market place. C. When her friend arrived, they went to the market place. D. The market place was thronging with people.
Option 1: BACD
Option 2: DACB
Option 3: ABCD
Option 4: ACDB
Correct Answer: ACDB
Solution : The correct choice is the fourth option.
This sequence maintains coherence by first setting Shalini's action, then introducing the arrival of her friend, followed by the description of the crowded market, and finally detailing the purchase of the bouquet.
Here's the reordered paragraph:
Question : Select the most appropriate ANTONYM of the given word. Accept
Option 1: Agree
Option 2: Respond
Option 3: Deny
Option 4: Confirm
Correct Answer: Deny
Solution : The third option is correct.
The word accept means to agree to receive or undertake something that is offered or presented. Its opposite or antonym is deny which means to refuse to agree to something, reject a proposition, or declare that something is untrue.
The
Question : If 3A = 6B = 9C, then what is A : B : C?
Option 1: $6:3:1$
Option 2: $6:3:2$
Option 3: $9:3:6$
Option 4: $9:3:1$
Correct Answer: $6:3:2$
Solution : Given: 3A = 6B = 9C ⇒ A : B = $6:3$ ⇒ B : C = $9:6$ = $3:2$ $\therefore$ A : B : C = $6:3:2$ Hence, the correct answer is $6:3:2$.
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."
Read not to contradict nor to believe but to weigh and consider.
Correct Answer: 4
Solution : There is no error in the sentence.
"Not" is followed by "nor" since one can use "nor" with a negative first clause or a sentence including "not".
"Read not to contradict nor to believe, but to weigh and consider", is a famous quote by
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