ITBS Iowa Test of Basic Skills (ITBS) 8th Grade 5

Question 1

Which of the following best describes a theme in a story?

Accepted Answer

The central message or insight about life

Answer

A theme is the underlying message or insight about human experience that the story conveys.

Question 2

What is the least common multiple (LCM) of 8 and 12?

Accepted Answer

24

Answer

The smallest number divisible by both 8 and 12 is 24.

Question 3

Which branch of the U.S. government has the power to declare laws unconstitutional?

Accepted Answer

Judicial

Answer

The Judicial Branch, specifically the Supreme Court, can declare laws unconstitutional through judicial review.

Question 4

A data set contains the values: 5, 8, 8, 9, 12, 14. What is the mode?

Accepted Answer

8

Answer

The mode is the value that appears most often; 8 appears twice while all others appear once.

Question 5

Which of the following changes would most directly help reduce air pollution in a city?

Accepted Answer

Expanding public transportation options

Answer

Expanding public transportation reduces the number of individual vehicles on the road, directly lowering vehicle emissions.

ITBS - Iowa Test of Basic Skills Exam Practice Test