CAT (VARC) PYQs

The given sentence is missing in the paragraph below. Decide where it best fits among the options 1, 2, 3, or 4 indicated in the paragraph.

Sentence: In each of the affected males, the genetic defect was located to the X chromosome in the region of p11-12.

Paragraph: The first suggested evidence of a human genetic mutation associated with aggressive behaviour came from a study in 1993. _____(1). Genetic and metabolic studies were conducted on a large Dutch family in which several of the males has a syndrome of borderline mental retardation and abnormal behaviour. _____(2). The undesirable behaviour included impulsive aggression, arson and exhibitionism. _____(3). A point mutation was identified in the eighth exon of the monoamine oxidase A (MAOA) structural gene which changes glutamine to a termination codon. _____(4).

There is a sentence that is missing in the paragraph below. Look at the paragraph and decide where (option 1, 2, 3, or 4) the following sentence would best fit.

Paragraph: Never before has a population, nearly all of whom has enjoyed at a least a secondary school education, been exposed to so much information, whether in newspapers and magazines or through YouTube, Google, and Facebook ___ (1) ___ . Yet it is not clear that people today are more knowledgeable than their barely literate predecessors. Contemporary advances in technology offered more serious and inquisitive students access to realms of knowledge previously unimaginable and unavailable ___ (2) ___ . But such readily available knowledge leads many more students away from serious study, the reading of actual texts, and toward an inability to write effectively and grammatically ___ (3) ___ . It has let people choose sources that reinforce their opinions rather than encouraging them to question inherited beliefs ___ (4) ___ .

Sentence: Having made citizens more and less knowledgeable than their predecessors, the Internet has proved to be both a blessing and a curse.

There is a sentence that is missing in the paragraph below. Look at the paragraph and decide where (option 1, 2, 3, or 4) the following sentence would best fit.

Paragraph: ___ (1) ___ . The dual-inheritance theory says that inheritance is itself an evolutionary system. It has variation. What makes us a new kind of animal, and so different and successful as a species, is we rely heavily on social learning, to the point where socially acquired information is effectively a second line of inheritance, the first being our genes. ____ (2) ____ . People tend to home in on who seems to be the smartest or most successful person around, as well as what everybody seems to be doing the majority of people have something worth learning. ___ (3) ___When you repeat this process over time, you can get, around the world, cultural packages beliefs or behaviours or technology or other solutions that are adapted to the local conditions. People have different psychologies, effectively. ___ (4) ___ .

Sentence:

Sentence: When people socially learn from each other, they often learn without understanding why what they're copying-the beliefs and behaviours and technologies and know-how-works.