For the following questions answer them individually
Select the most appropriate option that can substitute the underlined segment in the given sentence. If there is no need to substitute it, select ‘No substitution required’.
Robinson Crusoe puzzles when he discovered a footprint in the sand.
Select the most appropriate synonym of the word ‘doubtful’ from the following sentence.
He was in a dilemma about the completion of the project investigation because of his health issues.
In the following passage, some words have been deleted. Read the passage carefully and
select the most appropriate option to fill in each blank.
The world is becoming increasingly (1)_______. Since 2007, more than half of the world’s population has been living in cities, and that share is (2)_______ to rise to 60 per cent by 2030. Cities and metropolitan areas are powerhouses of economic growth—(3)_______ about 60 per cent of global GDP. However, they also account for about 70 per cent of global carbon emissions and over 60 per cent of (4)________ use. Rapid urbanisation is resulting in a growing number of slum dwellers, inadequate and (5)________ infrastructure and services, worsening air pollution and unplanned urban sprawl.