19. C


It is evident from the very * few lines of this passage. Also because it has analyzed succinctly a series of scientific investigations in neuron behavioral research.

20. C


We can observe in lines 41 to 55 they shifted their focus to other inhibitors of protein synthesis.

21. E


The battery in this context can represent none other than protein synthesis.

22. E


It does not discuss the destruction of genetic information. On the contrary, Molecular biology has shown that genetic information is stored in nucleic acids and expressed in proteins. Puromycin has brought about all the other effects mentioned in choices A,B,C and D. But not E.

23. A


It is quite evident from the concluding lines that stating of the facts alone will not suffice. A logical inquiry into the functioning of all mechanism and events will certainly come from the intellectuals of the future. A complete knowledge will be sought hence it is more likely that the following passage will deal with the point expressed in choice A.

24. E


This is the core idea of the passage. The author has made this point clearer towards the end of this passage.

25. E


In the fourth paragraph, it has been explained that enterprises will be able to hire labour at the wages prevailing in A and B, and establish industries in C and D. So, the choice is E.

[next page]

Index

Test 4
Section 1 : Verbal Section
Section 2 : Quantitative Section
Section 3 : Analytical Section
Section 4 : Quantitative Section
Section 5 : Verbal Section
Section 6 : Analytical Section
Section 7 : Analytical Section
Answer key to Test 4

PART I To The Students