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Question : A train can cross a 1200-metre-long bridge completely in 16 seconds. It can cross a 1600-metre-long bridge completely in 20 seconds. What is the speed of the train?
Option 1: 360 km/hr
Option 2: 450 km/hr
Option 3: 540 km/hr
Option 4: 270 km/hr
Correct Answer: 360 km/hr
Solution : Given, Length of 1st bridge = 1200 m and time = 16 seconds Length of 2nd bridge = 1600 m and time = 20 seconds We know, Distance = Speed × Time Length of the 1st bridge = 1200m and time = 16 s
Question : Jhum cultivation or shifting cultivation is also known by the name of ______.
Option 1: plantation
Option 2: mixed farming
Option 3: extensive farming
Option 4: slash and burn agriculture
Correct Answer: slash and burn agriculture
Solution : The correct answer is slash-and-burn agriculture.
Jhum cultivation, or shifting cultivation, is also known as slash-and-burn agriculture. Jhum cultivation is generally practised by tribal groups in the northeastern region of India. In this type of agriculture, the area is first cleared of
Question : The batting average for 27 innings of a cricket player is 47 runs. His highest score in an innings exceeds his lowest score by 157 runs. If these two innings are excluded, the average score of the remaining 25 innings is 42 runs. Find his highest score in an innings.
Option 1: 176
Option 2: 188
Option 3: 186
Option 4: 174
Correct Answer: 188
Solution : Given: The batting average for 27 innings of a cricket player is 47 runs. The batting average for 25 innings is 42 runs (High and low scores excluded). Also, His highest score (H) in an innings exceeds his lowest score (L) by 157 runs. ⇒
Question : Which of the following is an example of revenue receipt of the government?
Option 1: Receipts from sale of shares of public sector companies
Option 2: Recovery of loans
Option 3: GST collected by the government
Option 4: Borrowings from public
Correct Answer: GST collected by the government
Solution : The correct option is GST collected by the government.
The Goods and Services Tax (GST) collected by the government is considered a revenue receipt. A consumption-based tax called GST is applied to the flow of goods and services. Businesses serve
Question : _______ allows searching for information and computing derived information.
Option 1: Data definition language
Option 2: Data manipulation language
Option 3: Query language
Option 4: OQL
Correct Answer: Query language
Solution : The correct answer is a Query language.
Interacting with databases and information retrieval systems is done via query languages. They let users specify the information they want and calculate new information from data kept within the system. There are several query languages, and the
Question : Directions: Based on the alphabetical order, three of the following four-letter clusters are alike in a certain way and thus form a group. Which of the following does NOT belong to that group?
Option 1: WZB
Option 2: UWX
Option 3: ORT
Option 4: GJL
Correct Answer: UWX
Solution : Let's check the options – First option: WZB; W + 3 = Z; Z + 2 = B Second option: UWX; U + 2 = W; W + 1 = X Third option: ORT; O + 3 = R; R + 2 = T Fourth
Question : Directions: Select the option figure in which the given figure is embedded. (Rotation is not allowed).
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : Since the rotation of the figure is not allowed, check where the question figure fits in the option figures.
The question figure is embedded in the first option figure. Hence, the first option is correct.
Question : Directions: Select the option in which the given figure is embedded (rotation is NOT allowed).
Solution : Since the rotation is restricted. So, the embedded figure will have the same orientation as the main figure. By comparison of the question figure with all the option figures, it is evident that the given question figure is embedded only in the second option figure.
Hence,
Question : The ozone layer is formed due to reactions of:
Option 1: oxygen and ultraviolet rays
Option 2: carbon dioxide and layers of the atmosphere
Option 3: cosmic rays and layers of atmosphere
Option 4: infrared rays and ultraviolet rays
Correct Answer: oxygen and ultraviolet rays
Solution : The answer is oxygen and ultraviolet rays.
Ozone is generated when oxygen molecules (O2) combine with ultraviolet (UV) light from the sun. Three oxygen molecules combine to generate two ozone molecules in the process. 3O2 + UV radiation →
Question : Rearrange the parts of the sentence in the correct order. Birds’ hearts, lungs, and P. uptake and intensive exertion compared Q. to humans, which enables them to function R. efficiently at these very high altitudes S. muscles are more efficient for oxygen
Option 1: QRPS
Option 2: PRQS
Option 3: SPQR
Option 4: QSRP
Correct Answer: SPQR
Solution : The correct choice is the third option.
The sentence in the correct order is: Birds’ hearts, lungs, and muscles are more efficient for oxygen uptake and intensive exertion compared to humans, which enables them to function efficiently at these very high altitudes.
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