Staff Selection Commission Combined Graduate Level Exam
Question : A village lost 12% of its goats in a flood and 5% of the remainder died from diseases. If the number left now is 8360, what was the original number before the flood?
Option 1: 1000
Option 2: 10,000
Option 3: 1,00,000
Option 4: 8360
Correct Answer: 10,000
Solution : Given: A village lost 12% of its goats in a flood and 5% of the remainder died from diseases. Let the original number be 100 units. 12% of goats were lost in the flood ⇒ (100×$\frac{12}{100}$) = 12 units were lost. Now, the remaining goats
Question : Identify a class of compounds that has a functional group –OH.
Option 1: Alcohol
Option 2: Ethane
Option 3: Ketone
Option 4: Aldehyde
Correct Answer: Alcohol
Solution : The correct answer is Alcohol.
The functional group -OH is found in Alcohol compounds. These are the organic compounds that can be transformed into a wide range of chemicals. The hydroxy functional group (-OH) is linked to a carbon atom of an alkyl or
Question : Asad Ali Khan is best known for his mastery over which of the given musical instruments?
Option 1: Surbahar
Option 2: Violin
Option 3: Tabla
Option 4: Rudra Veena
Correct Answer: Rudra Veena
Solution : The correct option is Rudra Veena.
Rudra Veena is a plucked string instrument, and Asad Ali Khan, an Indian musician, performed it. He lived from December 1, 1937, until June 14, 2011. Khan was said to be the finest living Rudra Veena musician
Question : Which is known as carbolic acid?
Option 1: Phenol
Option 2: Ethanol
Option 3: Acetic acid
Option 4: Oxalic acid
Correct Answer: Phenol
Solution : The correct option is Phenol.
Phenol is also known by the term carbolic acid. Phenol has the molecular formula C6H5OH. Phenol is used in many industrial processes, such as creating polymers, resins, and medications. Although its usage for these reasons
Question : 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. The so-called harmless activities of a small number of people are increasingly becoming a serious problem for the internet.
B. You would have seen an increasing amount of 'junk mail' showing up in your email box.
C. It is basically electronic junk mail or junk newsgroup postings.
D. Spam is the flooding of the internet with many copies of the same message, in an attempt to force the message on people who would not otherwise choose to receive it.
Option 1: CADB
Option 2: BADC
Option 3: ACBD
Option 4: DABC
Correct Answer: DABC
Solution : The correct order for the sentences to form a meaningful and coherent paragraph is: DABC.
The paragraph discusses the issue of spam on the internet. It starts by defining spam as the flooding of the internet with many copies of the same message. It then
Question : Select the wrongly spelt word.
Option 1: Paralel
Option 2: Premium
Option 3: Penalty
Option 4: Passage
Correct Answer: Paralel
Solution : The first option is the correct answer.
The word "parallel" is spelled with two consecutive 'l's. The given option "Paralel" has misspelt the word by omitting one 'l'. The correct spelling of the word refers to lines or objects that are side by side and
Question : Directions: In this question, a part of the sentence is in bold. Below are given alternatives to the bold part at (1), (2), and (3) which may improve the sentence. Choose the correct alternative. In case, no improvement is needed your answer is (4).
His appointment as coach is yet another feather in his wing.
(1) feather in his hat
(2) badge in his hat
(3) feather in his cap
(4) No Improvement
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (3)
Solution : The correct choice is the third option, as "feather in his cap" is a common idiom that means achieving another accomplishment or honour.
Therefore, the correct sentence is, "His appointment as coach is yet another feather in his cap".
Question : Directions: If exactly 1 year and 2 days later it is Tuesday, then what day is it today? It is not a leap year.
Option 1: Sunday
Option 2: Monday
Option 3: Saturday
Option 4: Tuesday
Correct Answer: Saturday
Solution : Given: 1 year and 2 days later it is Tuesday.
Convert into days – (Since it is not a leap year, we will consider 1 year = 365 days) 1 year 2 days = (1 × 365) + 2 = 365 + 2 = 367
Question : John got 20% marks in an examination and failed by 10 marks. In the same examination, Jack got 35% marks which were 20 more than the minimum passing marks. Find the percentage of minimum marks required to pass.
Option 1: 30%
Option 2: 35%
Option 3: 25%
Option 4: 20%
Correct Answer: 25%
Solution : Given: John got 20% marks and failed by 10 marks. Let the maximum marks be $x$. According to the question, ⇒ $20$% of $x + 10 = 35$% of $x -20$ ⇒ $\frac{7x}{20}-\frac{x}{5} = 10 + 20$ ⇒ $\frac{15x}{100} = 30$ ⇒ $x = \frac{30
Question : Directions: Which two signs should be interchanged to make the given equation correct? 294 + 14 × 4 ÷ 16 – 67 = 33
Option 1: + and ÷
Option 2: × and ÷
Option 3: + and –
Option 4: – and ÷
Correct Answer: + and ÷
Solution : Given: 294 + 14 × 4 ÷ 16 – 67 = 33
Replace the given symbols in the options one by one with the original symbols in the given equation. First option: + and ÷ = 294 ÷ 14 × 4 + 16
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