Gmat Sentence Correction - 101 , 102

101). Nuclear fusion is the force that powers the sun, the stars, and hydrogen bombs, merging the nuclei of atoms and not splitting them, as in nuclear reactors.

(A) merging the nuclei of atoms and not splitting them, as in nuclear reactors.

(B) merging the nuclei of atoms rather than splitting them apart, like nuclear reactors.

(C) merging the nuclei of atoms rather than splitting them apart, like nuclear reactors do.

(D) and merges the nuclei of atoms but does not split them apart, as is done in nuclear reactors.

(E) and merges the nuclei of atoms, unlike nuclear reactors that split them apart.

102). The particular design of muscles and bones in the neck and limbs of the turtle allow that it can draw in its exposed parts such that anattacker can find nothing but hard shell to bite.

(A) allow that it can draw in its exposed parts such that

(B) allow it to draw in its exposed parts, and so

(C) allows for it to draw in its exposed parts and that

(D) allows that it can draw in its exposed parts, and so

(E) allows it to draw in its exposed parts, so that


Answers:

101). OA - C

A - incorrect - use of and is wrong; Further - This choice implies that the Fusion process in the Sun is merging whereas the Fusion process in Reactors are splitting. But, splitting in not nuclear fusion, it is fission. Only one process is discussed here, whereas the comparison is between 2 processes.

B - incorrect - same reason as above - illogically suggests as if nuclear reactors are splitted apart as well

D - incorrect - ambiguous they; Further use of 3 conjunctions and..and..but - wordy

E - incorrect - ambiguous they; Also is wrongly comparing Nuclear fusion (a phenomenon) to Nuclear reactors (an object).

102). IMO - E

A, B - incorrect - design(singular) ...allow(plural)

C - incorrect - awkward - ..and that..

D - incorrect - unidiomatic - allows that it can

NOTE: When preceding a verb, use "rather than" instead of "instead of".