In the following practice questions, you have to decide whether the verbs are agreeing in number with the nouns they describe.
Practice questions
Question 1 is based on the following information.The following passage is an excerpt from A Practical Guide to Scientific Data Analysis, by David J. Livingstone (Wiley-Blackwell).
Perhaps one of the most familiar concepts in statistics (1) are the frequency distributions. A plot of a frequency distribution is shown in Figure 2.1, where the ordinate (y-axis) represents the number of occurrences of a particular value of a variable given by the scales of the abscissa (x-axis).
- Regarding the underlined passage
A. NO CHANGE
B. are frequency distributions
C. is the frequency distribution
D. DELETE the underlined portion
Question 2 is based on the following information. The following passage is an excerpt from Biology For Dummies, by Rene Fester Kratz, PhD, and Donna Rae Siegfried (Wiley).
In the inner membranes of the mitochondria in your cells, hundreds of little cellular machines are busily working to transfer energy from food molecules to ATP. The cellular machines are called electron transport chains, and they're made of a team of proteins that (2) is seated in the membranes transferring energy and electrons throughout the machines.
- Regarding the underlined passage A. NO CHANGE B. sits C. has been seated D. are seated
Answers and explanations
- The correct answer is Choice (C). "One . . . is" is correct.
- The correct answer is Choice (B). "A team . . . sits" is correct and more concise than "A team . . . that is seated."