SC's Question number - 707 , 708

707). The caterpillar of the geometrid moth strikes when special tactile hairs on its body are disturbed, after capturing its prey, holds the victim so that it cannot escape.

(A) strikes when special tactile hairs on its body are disturbed,

(B) striking when special tactile hairs on its body are disturbed, but

(C) which strikes when special tactile hairs on its body are disturbed,

(D) which, striking when special tactile hairs on its body are disturbed,

(E) strikes when special tactile hairs on its body are disturbed and,

708).The Coast guard is conducting tests to see whether pigeons can be trained to help find survivors of wrecks at sea.

(A) to see whether pigeons can be trained to help find

(B) to see whether pigeons can be trained as help to find

(C) to see if pigeons can be trained for helping to find

(D) that see if pigeons are able to be trained in helping to find

(E) that see whether pigeons are able to be trained for help in finding


Answers:

707). OA - E - parallel - ....strikes...holds...

A, C - incorrect - sentence fragment

B, D - incorrect - violating parallelism.

708). (OG 10th Ques no - 236) - OA - A - idiomatically expresses the idea of purpose by using the infinitives to see and to help: the purpose of the tests is to see whether pigeons can be trained, and the purpose of training them is to
help find survivors.

B - incorrect - unidiomatic - as help to find

C - incorrect - unidiomatic - for helping to find. Whether is preferred to if when there are only two alternatives. Whether vs If

D, E - incorrect - wordy - are able to be.

D - incorrect - Whether is preferred to if when there are only two alternatives.

E - incorrect - unidiomatic - for helping in finding

SC's Question number - 755 , 756

755). The first decision for most tenants living in a building undergoing being converted to cooperative ownership is if to sign a no-buy pledge with the other tenants.

(A) being converted to cooperative ownership is if to sign

(B) being converted to cooperative ownership is whether they should be signing

(C) being converted to cooperative ownership is whether or not they sign

(D) conversion to cooperative ownership is if to sign

(E) conversion to cooperative ownership is whether to sign

756). The five hundred largest manufacturing firms in the United States produce goods that are worth almost as much as that of the four hundred thousand firms that remain.

(A) that are worth almost as much as that of the four hundred thousand firms that remain

(B) of a worth that is almost as much as that of the four hundred thousand firms that remain

(C) almost as much in worth as those of the remaining four hundred thousand firms

(D) almost as much in worth as that of the remaining four hundred thousand firms.

(E) worth almost as much as those of the remaining four hundred thousand firms


Answers:

755). (OG 10th Ques No. 24) - OA - E

OE: Only E, the best choice, idiomatically completes whether with an infinitive, to sign, that functions as a noun equivalent of decision. Choice E also uses the noun conversion, which grammatically completes the phrase begun by undergoing.

A, B, C - incorrect - the phrase being converted is awkward and redundant, since the sense of process indicated by being has already been conveyed by undergoing.

A, D - incorrect - wrongly saying if rather than whether, since the sentence poses alternative possibilities, to sign or not to sign.

756). OA - E - idiomatic -.. as much as..

A - incorrect - wordy

B - incorrect - unidiomatic and wordy - of a worth that is

C, D - incorrect - unidiomatic

SC's Question number - 861 , 862

861). Those who enter marathons soon learn that, to succeed in these grueling competitive events, runners must be in excellent condition, have unshakable self-confidence, and, most important of all, know how to pace yourself.

(A) know how to pace yourself

(B) is knowing how to pace yourself

(C) know how to pace themselves

(D) you must pace yourself

(E) they must know how to pace themselves

862). Those with a cynical turn of mind might speculate if the new corporation, eager for profit, might not have started the rumor that caused its competitor to declare bankruptcy.

(A) speculate if the new corporation, eager for profit, might not have started

(B) speculate if the new corporation, eager for profit, had not started

(C) speculate if, in its eagerness for profit, the new corporation started

(D) wonder as to whether, in its eagerness for profit, the new corporation did not start

(E) wonder whether the new corporation, eager for profit, had started


Answers:

861). OA - C

A, B, D - incorrect - yourself is wrong

E - incorrect - violates parallelism

862). OA - E

A, B, C - incorrect - use of if - for whether vs if visit the link below

http://gmat-grammar.blogspot.com/2006/07/whether-vs-if.html

SC's Question number - 921, 922

921). When evidence of financial wrongdoing by an elected official surfaces, it is the electorate who must decide whether the evidence warrants censuring him or ousting him from office.

(A) whether the evidence warrants censuring him or ousting him

(B) if there is evidence that warrants a censure or an ousting of him

(C) whether or not the evidence warrants the censuring or ousting of him

(D) if there is evidence that warrants censuring him or his ousting

(E) if the evidence would warrant that he be censured or that he be ousted

922). When rates were raised in 1985, postal service officials predicted they would make further rate increases unnecessary for at least three years.

(A) they would make further rate increases unnecessary

(B) they would mean that further rate increases would not be needed

(C) that it would not be necessary for further rate increases

(D) that the increase would make further rate increases unnecessary

(E) further rate increases will not be needed

Answers :

921). OA - A - For use of "whether vs if" click on the link below..

http://gmat-grammar.blogspot.com/2006/07/whether-vs-if.html

B, D, E - incorrect - Use of if wrong - "whether" is preferred over "if" when deciding between two things/choices.

C - incorrect - redundancy error - whether 0r not

922). OA - D - For the use of subjunctive verbs click on the link below..

http://gmat-grammar.blogspot.com/2006/06/subjunctive-verbs.html

A, B, E - subjunctive - that is required after predicted.

A, B - incorrect - ambiguous they

C - incorrect - unclear antecedent for it

SC's Question number - 953, 954

953). Although no proof yet exists of electromagnetic fields generated by household appliances posing any health threat , mounting scientific evidence has convinced many experts that there is cause for concern.

(A) of electromagnetic fields generated by household appliances posing any health threat

(B) of electromagnetic fields generated by household appliances that pose any threat to health

(C) that electromagnetic fields generated by household appliances pose any threat to health

(D) that poses any threat to health from electromagnetic fields generated by household appliances

(E) for any health threat posed by electromagnetic fields generated by household appliances

954). Art historians are using a process known as infrared scanning in analyzing the Mona Lisa to determine if it has been altered since completion and if Leonardo da Vinci first sketched the figure in black, as done by many artists of the time.

(A) if it has been altered since completion and if Leonardo da Vinci first sketched the figure in black, as done

(B) if it had been altered since completion and if Leonardo da Vinci first sketched the figure in black, a practice employed

(C) whether it has been altered since completion and whether Leonardo da Vinci first sketched the figure in black, a practice employed

(D) whether it was altered since completion and whether Leonardo da Vinci first sketched the figure in black, as was done

(E) whether it had been altered since completion and whether Leonardo da Vinci first sketched the figure in black, a practice done



Answers --

953). OA - C
C can be reconstructed as follows : Although no proof that electromagnetic fields generated by household appliances pose any threat to health yet exists, mounting scientifc evidence has convinced many experts that there is cause for concern.
Restrictive Clause : that electromagnetic fields generated by household appliances pose any threat to health (modifying proof)

A, B - incorrect - "proof of electromagnetic fields" - wrong.

D - incorrect - Proof poses any threat -- wrong

E - incorrect - Passive

954). OA - C - since ---- implies from past till present (now) - so, "has been" is correct

A, B - incorrect - use of "if" - (on GMAT generally whether is preferred over if)

D - incorrect - wrong tense was - must be present tense.

E - incorrect - past perfect (wrong tense) -- illogically suggests alteration was done before the completion of painting

Gmat Sentence Correction 45 , 46

45). The Coast guard is conducting tests to see whether pigeons can be trained to help find survivors of wrecks at sea.

(A) to see whether pigeons can be trained to help find

(B) to see whether pigeons can be trained as help to find

(C) to see if pigeons can be trained for helping to find

(D) that see if pigeons are able to be trained in helping to find.

(E) that see whether pigeons are able to be trained for help in finding


46). The first decision for most tenants living in a building undergoing being converted to cooperative ownership
is if to sign a no-buy pledge with the other tenants.

(A) being converted to cooperative ownership is if to sign

(B) being converted to cooperative ownership is whether they should be signing

(C) being converted to cooperative ownership is whether or not they sign

(D) conversion to cooperative ownership is if to sign

(E) conversion to cooperative ownership is whether to sign


Answers -


45). A is the correct answer -- This choice clearly states both the purpose of the test and the purpose of the training.

B - incorrect -- "As help to find" is unidiomatic.

C - incorrect -- "For helping to find" is not the correct idiom; "whether" is preferred to "if" when there are only two alternatives.

D - incorrect -- "That see " is ungrammatical; "whether" is preferred to "if" when there are only two alternatives; "are able to be" should be replaced by the concise "can"; "in helping to find" should be " to help find".

E - incorrect -- "For helping in finding" is incorrect idiom; "are able to be" should be replaced by the concise "can".


46). E is the best choice -- idiomatically completes "whether" with an infinitive, "to sign", that functions as a noun equivalent of decision. It also uses the noun conversion, which grammatically completes the phrase begun by "undergoing".

A, B, C - incorrect -- the phrase "being converted" is awkward and redundant, since the sense of process indicated by
"being" has already been conveyed by "undergoing".

A, D - incorrect -- can be faulted for saying "if" rather than "whether", since the sentence poses alternative possibilities, to sign or not to sign.