Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

Marie Curie, ________, was awarded a Nobel Prize for her work.

A. was the scientist who discovered radium

B. the scientist who discovered radium 

C. whose scientific discovery of radium

D. whose scientific discovery of radium

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.

Marie Curie was a famous mathematician and physicist. She also won the Nobel Prize for

chemistry.

A. Winning the Nobel Prize for chemistry, Marie Curie became a famous mathematician and physicist. 

B. Marie Curie, a famous mathematician and physicist, also won the Nobel Prize for chemistry. 

C. Marie Curie was a famous mathematician rather than a physicist although she won the Nobel Prize for chemistry. 

D. Marie Curie won the the Nobel Prize for chemistry so she was a famous mathematician and physicist.

Mark the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions from 45 to 47.

The 1983 Nobel Prize in Medicine was awarded to Barbara McClintock for her experiments with maize and her discoveries regardless the nature of DNA.

A. experiments with

B. regardless

C. discoveries

D. was awarded

Mark the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions from 45 to 47.

The 1983 Nobel Prize in Medicine was awarded to Barbara McClintock for her experiments with maize and her discoveries regardless the nature of DNA.

A. experiments with

B. regardless

C. discoveries

D. was awarded

Mark the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions from 45 to 47.

The 1983 Nobel Prize in Medicine was awarded to Barbara McClintock for her experiments with maize and her discoveries regardless the nature of DNA.

A. experiments with 

B. regardless 

C. discoveries 

D. was awarded

Mark the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions from 45 to 47.

The 1983 Nobel Prize in Medicine was awarded to Barbara McClintock for her experiments with maize and her discoveries regardless the nature of DNA.

A. experiments with

B. regardless

C. discoveries

D. was awarded

Mark the letter A, B, C or D to indicate the correct answer to each of the following

questions.

Paul Samuelson was the first American to won the Nobel Prize in ­­­_____.

A. economy

B. economic

C. economical

D. economics