Staff Selection Commission Combined Graduate Level Exam
Question : Directions: Which of the following numbers will replace the question mark (?) in the given series? ?, 11, 35, 107, 323
Option 1: 4
Option 2: 5
Option 3: 8
Option 4: 3
Correct Answer: 3
Solution : Given: ?, 11, 35, 107, 323
Here, the pattern is as follows – (11 × 3) + 2 = 33 + 2 = 35; (35 × 3) + 2 = 105 + 2 = 107; (107 × 3) + 2 = 321 + 2 =
Question : Select the appropriate adverb for the underlined word in the sentence.
He led me to the room that had obvious been built later than the rest of the house.
Option 1: Obliviously
Option 2: Obliviousness
Option 3: Obviousness
Option 4: Obviously
Correct Answer: Obviously
Solution : The correct choice is the fourth option.
Obviously is an adverb of manner. It means something is really apparent and easily understood. In this context, it helps convey that the other person led the speaker to the room that was built later than the
Question : A 9-digit number $846523X7Y$ is divisible by 9 and $Y - X = 6$. Find the value of $\sqrt{2X+4Y}$.
Option 2: 2
Option 3: 6
Option 4: 8
Correct Answer: 6
Solution : Given number = $846523X7Y$ Sum of digits = $35+X+Y$ Maximum value of $35+ X+Y = 35+18=53$ Minimum value of $35+X+Y = 35$ For a number to be divisible by 9, the sum of digits of the number should be divisible by 9. So, the sum
Question : If 6A = 4B = 9C; what is A : B : C?
Option 1: $6:4:9$
Option 2: $9:4:6$
Option 3: $4:9:6$
Option 4: $6:9:4$
Correct Answer: $6:9:4$
Solution : Given: 6A = 4B = 9C Let 6A = 4B = 9C = $k$ ⇒ A = $\frac{k}{6}$, B = $\frac{k}{4}$, and C = $\frac{k}{9}$ ⇒ A : B : C = $\frac{k}{6}:\frac{k}{4}:\frac{k}{9}$ LCM of (6, 4, and 9) = 36 = $\frac{k}{6}×36:\frac{k}{4}×36:\frac{k}{9}×36=6:9:4$ ⇒ A
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).
Seeing that she is very tired, I walked out of room and let her sleep.
Option 1: 1
Option 3: 3
Option 4: 4
Correct Answer: 2
Solution : The correct choice is the second option.
It changes the verb tense from the simple present tense "is" to the simple past tense "was" to match the past tense action of the main clause i.e., "I walked out of the room". This makes the sentence
Question : How many rights are mentioned under “Right to Equality”?
Option 1: 3
Option 2: 6
Option 3: 5
Correct Answer: 5
Solution : The correct option is 5.
The right to equality is mentioned in Part 3 of the Indian Constitution under Articles 14 to 18. These five rights are:
Equality before the law (Article 14): ensures equal protection of laws for all citizens.
Prohibition of discrimination
Question : Directions: From the given alternative words, select the word which cannot be formed using the letters of the given word. SPECULATION
Option 1: SPECIAL
Option 2: TOPIC
Option 3: SECULAR
Option 4: CAUTION
Correct Answer: SECULAR
Solution : Given: SPECULATION
Now, let's compare all the option words with the word SPECULATION – First option: SPECIAL; All the letters of SPECIAL are present in the word SPECULATION. Second option: TOPIC; All the letters of TOPIC are present in the word SPECULATION. Third option: SECULAR;
Question : Comprehension: In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank. Money does not come from trees, as my grandmother used to say; But seeing it (1)_______ from machines would shock her! Slip a card into a machine, press a couple of buttons and find new and fresh notes carrying out of a space this is a standard undertaking today. Today, ATMs, or automated teller machines, can be found in most towns and cities. You are able to withdraw cash at any time, day or night, because they typically (2)________ around the clock. In 1968, Don Wetzel, along with Tom Bames and George Chastain, developed the first modern and successful ATM in the United States. Although the ATM concept was first (3)_________ in 1968, a functional prototype was constructed in 1969, and Docutel was granted a patent in 1973. A 'data terminal' is all an ATM is. A point where data can be entered or retrieved via a link to the 'Boss-in-Charge', a large computer known as a host processor, is referred to as a 'data terminal'. Many of these terminals are connected to this host processor, which is spread out (4)________ the city or country. Usually, the host processor belongs to the bank. If it is a dial-up device, it connects to the various terminals via a modem and telephone line. Alternately, the host processor may establish a 'leased line connection' with all ATMs. This indicates that a modem is not required to dial into a single telephone line that is solely dedicated to the host processor. This line can only be used by you. It is always accessible to the boss-in-charge for his or her exclusive use. These exclusive lines are expensive, but they are useful in areas where daily transactions are extremely high. The host processor connects to the ATMs via either a dial-up or leased line connection, (5)________ on the bank and the number of customers it serves. Select the most appropriate option to fill in blank no. 3.
Option 1: proposed
Option 2: preferred
Option 3: filed
Option 4: ordered
Correct Answer: proposed
Solution : The first option is the correct answer.
Proposed means to put forward a plan for consideration by others. This denotes that the concept of the ATM was suggested in 1968. None of the other options fit the sentence in this context.
Therefore, the correct sentence
Question : Which of the following bacterium causes crown gall diseases in plants?
Option 1: Bacillus thurigiensis
Option 2: Agrobacterium tumefaciens
Option 3: Pseudomonas fluorescens
Option 4: None of these
Correct Answer: Agrobacterium tumefaciens
Solution : The correct option is Agrobacterium tumefaciens.
Crown gall disease in plants is caused by the bacterium Agrobacterium tumefaciens. This disease is distinguished by the development of tumor-like growths or galls on the stems, roots, and occasionally leaves of diverse plant species. The
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".
I am very anxious (1) / to know how are you (2) / and mother are doing. (3) / No Error (4)
Solution : The error lies in the second part of the sentence.
Explanation: In this case, the question should be changed to a statement as per the rule of the reported speech. Moreover, the usage of the helping verb, "are" is superfluous.
Therefore, the correct sentence should
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