Choose the word or set of words that, when inserted in the sentence, best fits the meaning of the sentence as a whole. 

Barbara McClintock's systematic examination of corn demonstrated the transposition of genes, a finding that overturned entrenched beliefs and proved that ------- study may produce brilliant insights and ------- change.

1.   haphazard . . radical
2.   inherent . . controversial
3.   improvised . . startling
4.   methodical . . revolutionary
5.   derivative . . gradual

Read the following SAT test question, then click on a button to select your answer. 

In a class of seniors, there are boys for every girls. In the junior class, there are boys for every girls. If the two classes combined have an equal number of boys and girls, how many students are in the junior class?

Part of the following sentence is underlined; beneath the sentence are five ways of phrasing the underlined material. Select the option that produces the best sentence. If you think the original phrasing produces a better sentence than any of the alternatives, select choice A. 

After serving two terms in the Texas State Senate, Barbara Jordan's election to the United States House of Representatives, where she served from 1973 to 1979.

1.   Barbara Jordan's election
2.   it was Barbara Jordan who was elected
3.   it was Barbara Jordan's election
4.   Barbara Jordan had been elected
5.   Barbara Jordan was elected

Choose the word or set of words that, when inserted in the sentence, best fits the meaning of the sentence as a whole. 

The dramatist was ------- over his lack of funds and his inability to sell any of his plays, and his letters to his wife reflected his unhappiness.

1.   despondent
2.   supercilious
3.   prudent
4.   encouraged
5.   fortified

Read the following SAT test question, then click on a button to select your answer. 

In a certain lawn-mower factory, percent of all mowers produced are defective. On the average, there will be defective mowers out of how many produced?

The following sentence contains either a single error or no error at all. If the sentence contains an error, select the one underlined part that must be changed to make the sentence correct. If the sentence contains no error, select choice E. 

Choose the word or set of words that, when inserted in the sentence, best fits the meaning of the sentence as a whole. 

Ms. Fergusson’s main criticism of the artist’s rendering of the ancient mammal’s physical appearance is that, unsupported by even a ------- of fossil evidence, the image is bound to be ------- .

1.   modicum . . speculative
2.   particle . . supplemented
3.   perusal . . substantiated
4.   fabrication . . obsolete
5.   recapitulation . . exhausted