Staff Selection Commission Multi Tasking Staff Exam
Question : Which among the following organs in the human body is most affected by Pneumonia disease?
Option 1: Kidneys
Option 2: Urinary bladder
Option 3: Heart
Option 4: Lungs
Correct Answer: Lungs
Solution : The correct option is Lungs.
Pneumonia is an infection that affects the lungs. The infection causes the lung's air sacs (alveoli) to become inflamed and fill with fluid or pus. Due to this, the person suffering from pneumonia faces difficulty breathing. The symptoms can
Question : What is that least perfect square which is exactly divisible by each of 14, 84, and 28?
Option 1: 7056
Option 2: 3528
Option 3: 1764
Option 4: 441
Correct Answer: 1764
Solution : Factors of 14 = 2 × 7 Factors of 84 = 2 × 2 × 3 × 7 Factors of 28 = 2 × 2 × 7 LCM of 14, 84, and 28 = 2 × 2 × 3 × 7 = 84 To make
Question : Malathion is a/an ________.
Option 1: insecticide
Option 2: fumigant
Option 3: preservative
Option 4: pesticide
Correct Answer: insecticide
Solution : The correct option is insecticide.
Malathion is a widely used organophosphate insecticide that is used to treat a wide range of pests, including insects and mites. It's widely utilised in agricultural, public health programmes (like mosquito control), and residential pest control. Malathion works by
Question : Directions: Select the option in which the numbers are related in the same way as the numbers in the given set. (131, 142, 153)
Option 1: (161, 172, 195)
Option 2: (119, 130, 141)
Option 3: (149, 160, 193)
Option 4: (127, 149, 160)
Correct Answer: (119, 130, 141)
Solution : Given: (131, 142, 153)
Like, (131, 142, 153)→131 + 11 = 142; 142 + 11 = 153
Let's check the options – First option: (161, 172, 195)→161 + 11 = 172; 172 + 11 = 183 ≠ 195 Second option: (119, 130, 141)→119
Question : The weight of 6.023 X 1023 atoms of carbon is
Option 1: 12 gms
Option 2: 120 gms
Option 3: 1.2 gms
Option 4: 0.12 gms
Correct Answer: 12 gms
Solution : The correct option is 12 gms.
The weight of 6.023 X 1023 carbon atoms (equal to one mole of carbon atoms) is roughly 12 grams (the molar mass of carbon is around 12 grams per mole). This is determined using carbon's molar mass,
Question : Select the option that will improve the underlined part of the given sentence. In case no improvement is needed, select 'No improvement required'. Either you and my sister is involved in this crime.
Option 1: you or mine
Option 2: you nor my
Option 3: you or my
Option 4: No improvement required
Correct Answer: you or my
Solution : The third option is the correct answer.
The use of "or" instead of "and" in the sentence is necessary to indicate a choice between two options: "you" or "my sister". The sentence implies that only one of these individuals can be involved in
Question : Select the most appropriate option to substitute the bracketed segment in the given sentence. If there is no need to substitute it, select 'no substitution required'.
The rodeo is (great way to unite soldier's skills and build) esprit de corps.
Option 1: a great way to unite soldiers' skills and build
Option 2: No substitution required
Option 3: great way to unite soldier's skills and building
Option 4: a great way to unite an soldier's skill and build
Correct Answer: a great way to unite soldiers' skills and build
Solution : The correct choice is the first option.
The correction involves changing soldier's skills to soldiers' skills, as the apostrophe comes after the 's' in plural words without adding the second 's'.
Therefore, the correct sentence is:
Question : A dealer purchased a washing machine for Rs. 6400 . After allowing a discount of 20% on its marked price, he still gains 30%. Find the marked price of the washing machine.
Option 1: Rs. 12,000
Option 2: Rs. 10,400
Option 3: Rs. 11,000
Option 4: Rs. 13,000
Correct Answer: Rs. 10,400
Solution : The following formula can be used: Cost Price + Profit = Selling Price The Cost Price = Rs 6400, Profit/ Gain = 30% (Profit based upon cost) ⇒ 6400 + 30% of 6400 = Selling Price ⇒ 6400 + 1920 = Selling Price ⇒
Question : Directions: Select the option related to the sixth number in the same way as the first number is related to the second number and the third number is related to the fourth number. 12 : 132 :: 8 : 56 :: ? : 20
Option 1: 5
Option 2: 6
Option 3: 7
Option 4: 4
Correct Answer: 5
Solution : Given: 12 : 132 :: 8 : 56 :: ? : 20
Subtract 1 from the first number, and then multiply the resultant with the first number, to get the second number in each number pair – Like, 12 : 132→12 × (12 – 1)
Question : Directions: In a certain code language, COFFEE is coded as 40, LEMON is coded as 59, and GINGER is coded as 60. How will TEA be coded in that language?
Option 1: 43
Option 2: 26
Option 3: 29
Option 4: 32
Correct Answer: 26
Solution : Given: COFFEE is coded as 40, LEMON is coded as 59, and GINGER is coded as 60.
Add the positional values to obtain the code. COFFEE→3 + 15 + 6 + 6 + 5 + 5 = 40 LEMON→12 + 5 + 13 + 15
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