Staff Selection Commission Sub Inspector Exam
Question : Natural sources of air pollution are
Option 1: Forest fires
Option 2: Volcanic eruptions
Option 3: Dust storm
Option 4: Smoke from burning dry leaves
Correct Answer: Volcanic eruptions
Solution : The correct answer is Volcanic eruptions.
Pollution is the presence of unwanted particles in the atmosphere, which is detrimental to both humans and the environment. These unwanted particles are known as pollutants. There are two sources of pollution: one is natural, and the other
Question : Directions: Two statements are given, followed by two conclusions numbered I and II. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements. Statements: All phones are gadgets. All gadgets are machines. Conclusions: I. All phones are machines. II. All machines are gadgets.
Option 1: Both conclusions I and II follow
Option 2: Only conclusion II follows
Option 3: Neither conclusion I nor II follows
Option 4: Only conclusion I follows
Correct Answer: Only conclusion I follows
Solution : The possible Venn diagram according to the given statement is as follows –
Let's analyse the conclusions – Conclusion I: All phones are machines – From the Venn diagram, it is evident that the circle representing phones is completely overlapped by the
Question : Select the most appropriate meaning of the underlined idiom. It is wise to sit on the fence and not become a party to another World War
Option 1: A person's lack of decisiveness, neutrality or hesitance to choose between two sides in an argument or a competition
Option 2: Overtaking the thing of interest that the other parties are fighting for while they are fighting
Option 3: Defending the no man’s land
Option 4: Become a peacemaker between two fighting or competing parties.
Correct Answer: A person's lack of decisiveness, neutrality or hesitance to choose between two sides in an argument or a competition
Solution : The correct option is the first option.
Explanation: Sitting on the fence refers to staying neutral or undecided, not taking a side in a conflict or decision.
Question : Ghoomar dance form was developed by which of the following tribes to worship Goddess Saraswati?
Option 1: Gurjar
Option 2: Sahariya
Option 3: Gond
Option 4: Bhil
Correct Answer: Bhil
Solution : The correct answer is Bhil.
Ghoomar is a traditional Rajasthani folk dance. It is a traditional Rajasthani dance that was originally performed for the worship of Goddess Saraswati by the Bhil Tribe, a tribal group. One of India's indigenous tribes, the Bhil, was originally from
Question : If A's income is 40% of B's income and B's income is 24% more than C's income, then by what percentage is C's income more than A's income? (Your answer should be correct to one decimal place.)
Option 1: 104.2
Option 2: 75.6
Option 3: 101.6
Option 4: 50.4
Correct Answer: 101.6
Solution : Let the income of C be 100. Income of B is 24% more than C, then the income of B $=100 \times \frac{124}{100} = 124$ The income of A is 40% of B, then the income of A $=124 \times\frac{40}{100} = 49.6$ The income of
Question : Directions: In the following question, select the related word from the given alternatives. Ornithologist : Birds :: Archaeologist : ?
Option 1: Artifacts
Option 2: Archipelago
Option 3: Arbiter
Option 4: Aquatic
Correct Answer: Artifacts
Solution : Given: Ornithologist : Birds :: Archaeologist : ?
Like, an Ornithologist is a person who studies Birds. Similarly, an Archaeologist is a person who studies material remains made by humans called Artifacts.
Hence, the first option is correct.
Question : What is the smallest perfect square number that is completely divisible by 4, 6, 9, 12, and 15?
Option 1: 784
Option 2: 900
Option 3: 961
Option 4: 841
Correct Answer: 900
Solution : Given numbers = 4, 6, 9, 12, and 15 LCM of 4, 6, 9, 12, and 15 = 180 From the above-given numbers: 784, 900, 961, 841, only 900 is divisible by 180. Hence, the correct answer is 900.
Question : Directions: Select the option that is related to the fourth term in the same way as the first term is related to the second term and the fifth term is related to the sixth term. 5 : 21 :: ? : 252 :: 27 : 725
Option 1: 26
Option 2: 10
Option 3: 16
Option 4: 12
Correct Answer: 16
Solution : Given: 5 : 21 :: ? : 252 :: 27 : 725
Subtract 4 from the square of the given number to obtain the missing number – Like, 5 : 21→52 – 4 = 25 – 4 = 21 And, 27 : 725→272
Question : Select the most appropriate ANTONYM of the given word. WARM
Option 1: cool
Option 2: springy
Option 3: spongy
Option 4: hot
Correct Answer: cool
Solution : The correct choice is the first option.
Explanation: "Warm" typically refers to a moderate or higher temperature. Its opposite, "cool," refers to a lower temperature. While "hot" also signifies a high temperature, in the context of opposites, "cool" is the direct antonym that signifies a
Question : Directions: Identify the number that does NOT belong to the following series. 104, 108, 54, 58, 29, 31
Option 1: 58
Option 2: 29
Option 3: 54
Option 4: 31
Correct Answer: 31
Solution : Given: 104, 108, 54, 58, 29, 31
Add 4 and divide the number by 2 alternatively in each number, to determine the wrong number in the series – 104 + 4 = 108; 108 ÷ 2 = 54; 54 + 4 = 58; 58 ÷
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