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Question : Directions: Select the figure that will replace the question mark (?) in the following figure series.
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : Here, the pattern is as follows – 1. The circle which is given at the centre of the box flip horizontally. 2. Both the circles at the corners are moving corner by corner in the anticlockwise direction. Therefore, the following figure will complete the given pattern
Question : Select the most appropriate words to fill in the blanks. Today computer viruses spread ______ a dizzying speed ______ way of file downloads
Option 1: by; by
Option 2: at; from
Option 3: at; by
Option 4: in; from
Correct Answer: at; by
Solution : The correct choice is the third option.
Explanation: "At" is used to indicate the speed at which something happens. In this case, it refers to the rate of virus spread. "By" here denotes the means or method through which the computer viruses spread.
Therefore,
Question : Three crops that contribute maximum to global food grain production are ----------
Option 1: wheat, rice barley
Option 2: rice, maize, sorghum
Option 3: wheat, maize, sorghum
Option 4: wheat, rice, maize
Correct Answer: wheat, rice, maize
Solution : The correct option is - wheat, rice, maize
Wheat, rice, and maize are the three crops that contribute the most to the world's supply of food grains. Most of the grain required by the globe is produced by the three crops described above.
Question : Air________on heating and________on cooling.
Option 1: expands, contracts
Option 2: contracts, stabilises
Option 3: expands, expands
Option 4: contracts, expands
Correct Answer: expands, contracts
Solution : The correct answer is expands, contracts.
Air expands on heating and contracts on cooling. When we heat the air the distance between the molecules increases, and that's why it expands, but when we cool the air the distance between the molecules decreases and hence
Question : Directions: Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statements: No basket is a trolley. No trolley is a suitcase. Conclusions: I. Some baskets being suitcases is a possibility. II. Some suitcases are baskets.
Option 1: Only conclusion I follows
Option 2: Both conclusions I and II follow
Option 3: Only conclusion II follows
Option 4: Neither conclusion I nor II follows
Correct Answer: Only conclusion I follows
Solution : The possible Venn diagram, according to the given statements is as follows –
Let's analyse the conclusions – Conclusion (I): Some baskets being suitcases is a possibility – As shown in the diagram, the circles of baskets and suitcases are independent.
Question : Directions: In the following question, a sentence is given with a blank that is to be filled in with an appropriate word. Four alternatives are suggested; choose the correct alternative out of them as your answer. George _____ to this country a year ago.
Option 1: was coming
Option 2: came
Option 3: is coming
Option 4: comes
Correct Answer: came
Solution : The second option is the correct answer.
"A year ago" denotes an action that happened in the past. Hence, the tense of the verb must also be set in the past. "Was coming" is in the past continuous tense and does not fit the sentence.
Question : Directions: Eight teachers Anil, Kamal, Ram, Sanjay, Aakash, Vivek, Rahul, and Ramu are sitting around a circular table facing towards the centre (not necessarily in the same order). Ramu is third to the left of Ram. Vivek is third to the right of Ram. Aakash is to the immediate right of Anil. Sanjay is not the immediate neighbour of Ram or Ramu. Rahul is second to the left of Anil. Who is second to the left of Kamal?
Option 1: Ram
Option 2: Rahul
Option 3: Aakash
Option 4: Ramu
Correct Answer: Aakash
Solution : Given: 1. Ramu is third to the left of Ram. 2. Vivek is third to the right of Ram. 3. Sanjay is not the immediate neighbour of Ram or Ramu.
4. Aakash is to the immediate right of Anil. 5. Rahul is second to the
Question : Directions: Select the Venn diagram that best illustrates the relationship between the following classes. Human Beings, Men, Doctors
Solution : Human Beings are the broadest category, including all individuals of the human species. Men are a specific subgroup within Human Beings, representing male individuals. Doctors are a further specific subgroup within Men, representing male individuals who have the profession of being doctors.
Therefore, the Venn diagram
Question : Identify the segment that contains a grammatical error. If there is no error, select 'No Error'.
These include the nature / documentaries, including / The Blue Planet and Planet Earth.
Option 1: documentaries, including
Option 2: The Blue Planet and Planet Earth.
Option 3: No Error
Option 4: These include the nature
Correct Answer: No Error
Explanation:
The sentence is structured properly. It introduces a list of nature documentaries. The use of including is appropriate here, indicating that the mentioned documentaries are part of the broader category of nature documentaries.
Thus, the sentence
Question : The breaking up and decay of exposed rocks by temperature changes, frost action, plants, animals and human activity is called:
Option 1: Smelting
Option 2: Erosion
Option 3: Weathering
Option 4: Deforestation
Correct Answer: Weathering
Solution : The correct answer is Weathering
Weathering is the disintegration and deterioration of exposed rocks caused by variations in temperature, frost action, vegetation, animals, and human activities. One type of extractive metallurgy that produces a metal from its ore is smelting. Erosion is the process that
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