Correct Answer: Assiduous

Solution : The third option is the correct choice.

Laborious refers to something requiring a lot of hard work, effort, or diligence. Assiduous also means showing great care, attention, and effort in one's work or duties.

The meanings of other options are as follows:

• Unsophisticated means lacking

Correct Answer: Abattoir

Solution : The correct choice is the third option.

Explanation: An abattoir is a building where animals are slaughtered for meat. It's directly related to the context provided.

The meanings of the other options are as follows:

• Apologue: A moral fable or allegory, typically with

Correct Answer: JIM

Solution : Let's check the options –
First option: DCF; D – 1 = C; C + 3 = F
Second option: NMP; N – 1 = M; M + 3 = P
Third option: VUX; V – 1 = U; U + 3 = X
Fourth

Correct Answer: 12 and 24

Solution : Given:
120 ÷ 12 × 6 + 24 – 15 = 27

Replace the given numbers according to the options one by one with the original numbers in the given equation.
First option: 12 and 6
120 ÷ 12 × 6 + 24

Correct Answer: Alluvial soil

Solution : The correct option is Alluvial soil.

The Northern Plain in India is primarily composed of alluvial soil. This fertile soil is deposited by rivers like the Ganges and Yamuna, making it suitable for agriculture. Alluvial soil is well-drained, rich in minerals and supports

Correct Answer: had baked

Solution : The first option is correct.

Explanation: In the given context, had baked is the correct past perfect tense to indicate that the action of baking the cake was completed before another past action (the arrival of the mother).

Therefore, the complete sentence would

Correct Answer: Stupas

Solution : The correct answer is Stupas.

Stupas are mounds or semi-mounds that contain Buddhist relics. Buddhist monks use stupas as a place to meditate. Sanchi stupa and Bharhut stupa in Madhya Pradesh are well-known examples of these stupas. Ashoka built many stupas during his reign.

Correct Answer: 1 hour

Solution : Speed of walking = 5 km/hr
Time taken for walking = 3 hours
Distance = 5 × 3 = 15 km
Speed of running = 15 km/hr
Time taken for running = $\frac{15}{15}$ = 1 hour
Hence, the correct answer is 1 hour.

Correct Answer: it is, for the wind was

Solution : The error lies in the fourth option.

Explanation: 

The error lies in the use of the auxiliary verb "is". It should be replaced with "was" to maintain the past tense consistency and make the sentence grammatically accurate.

So, the

Correct Answer: 126

Solution : [ (144 ÷ 12) + (43 × 3) ] + 45 – 20 × 3
= [12 + (43 × 3) ] + 45 – 20 × 3
= [12 + 129 ] + 45 – 60
= 141 + 45 – 60
= 186