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Question : Pyrolusite is an ore of:
Option 1: Titanium
Option 2: Manganese
Option 3: Chromium
Option 4: Uranium
Correct Answer: Manganese
Solution : The correct answer is Manganese.
Pyrolusite is a mineral, essentially containing Manganese dioxide, and is an important ore of Manganese. The colour of Pyrolusite is darkish or black-grey. It has a chemical formula MnO2. Manganese is a chemical element with atomic number 25,
Question : Select the option that can be used as a one-word substitute for the given group of words.
The property left to someone by a will
Option 1: Ledger
Option 2: Legacy
Option 3: Legend
Option 4: Lexical
Correct Answer: Legacy
Solution : The second option is the correct answer.
A legacy is the property or money that is left to someone in a will. It is a bequest or inheritance that is passed down from one generation to another.
The meanings of the other options are as
Question :
Directions: In the following question, select the related word from the given alternatives. Fingers : Hand :: ? : Feet
Option 1: Nails
Option 2: Toes
Option 3: Ankle
Option 4: Heels
Correct Answer: Toes
Solution : Given: Fingers : Hand :: ? : Feet
Like, fingers are the extensions of our hands. Similarly, toes are the extensions of our feet.
Hence, the second option is correct.
Question : Directions: From the given options, choose the correct one that will replace the question mark (?) in the following series. 1, 5, 3, 2, 10, 6, 4, 15, 9, 8, ?, 12
Option 1: 20
Option 2: 19
Option 3: 15
Option 4: 18
Correct Answer: 20
Solution : Given: 1, 5, 3, 2, 10, 6, 4, 15, 9, 8, ?, 12
Multiply the number by 2 and add 5 and 3 as shown, to obtain the required missing number –
Therefore, the required missing number in the series is 20. Hence, the first
Question : Directions: Find the missing number from the given responses.
Option 1: 42
Option 2: 45
Option 3: 58
Option 4: 54
Correct Answer: 54
Solution : Here, diagonally opposite numbers are thrice of the number (7, 14, and 18). Like, 21 = 7 × 3 And, 42 = 14 × 3 Similarly, 18 × 3 = 54
So, the missing number in the figure is 54. Hence, the fourth option is
Question : The simple interest on a certain sum of money for 2 years at 7% per annum is double the compound interest on INR 1,000 for 2 years at 10% per annum, compounded annually. What is the sum placed on simple interest?
Option 1: INR 1,000
Option 2: INR 2,000
Option 3: INR 3,000
Option 4: INR 4,000
Correct Answer: INR 3,000
Solution : Simple interest on a certain sum of money for 2 years at 7% per annum = 2 × compound interest on INR 1,000 for 2 years at 10% per annum According to the question, $\frac{P_1nR}{100}= 2 × [P_2(1+\frac{R}{100})^n - P_2]$ Here $P_1$ is the
Question : Directions: In the following question, out of the four alternatives, select the alternative that will improve the bracketed part of the sentence. In case no improvement is needed, select "No Improvement."
One of my drawbacks is that I (did not have) tolerance of ambiguity.
(1) did not had
(2) do not have
(3) am not
(4) No Improvement
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (2)
Solution : The correct answer is the second option.
"Did" and "had" are in the past tense, but the sentence is set in the present tense. Hence, "do" and "have" must be used as per simple present tense.
Therefore,
Question : Which of the following sentences is incorrect about the government budget?
Option 1: The government budget is a constitutional requirement in India.
Option 2: It is a statement of estimated receipts and expenditures of the government for the financial year.
Option 3: It comprises two accounts.
Option 4: It is a statement of receipts and expenditures incurred by the government.
Correct Answer: It is a statement of receipts and expenditures incurred by the government.
Solution : The correct option is It is a statement of receipts and expenditures incurred by the government.
An estimate of anticipated revenues and expenses for a specific fiscal year is what the government budget is,
Question : What is the name of the chemical compound having the molecular formula C3H4O, which is used for the production of acrylic acid and acrylate ester?
Option 1: Naphthaldehyde
Option 2: Vanillin
Option 3: Acrolein
Option 4: Muscone
Correct Answer: Acrolein
Solution : The correct option is Acrolein.
Acrolein is used in the production of acrylic acid and its esters, which are essential in the manufacture of various polymers and materials. Additionally, acrolein has applications as a biocide and herbicide. Acrolein is highly toxic.
Question : Comprehension:
In the following passage, some of the words have been deleted. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.
An ‘occupational disease’ is any disease (1)______ primarily by exposure at work (2)______ a physical, organisational, chemical or biological risk (3)______ or to a combination of these factors. Occupational diseases are (4)______ those listed in national legislation as resulting from exposure to risk factors at (5)______.
Select the most appropriate option to fill in the blank number 2.
Option 1: in
Option 2: on
Option 3: of
Option 4: to
Correct Answer: to
Solution : The fourth option is correct.
Example: "I am going to the store."
Hence, the correct option is to.
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