i-Ready Diagnostic Test Diagnostic Reading Comprehension: Informational Text 2

Question 1

An author uses a cause-and-effect text structure. Which signal word would most likely appear in this type of informational text?

Accepted Answer

Therefore

Answer

'Therefore' signals a result or effect, which is a hallmark of cause-and-effect text structure.

Question 2

A student reads an article about ocean pollution. The text states: 'Plastic waste breaks down into tiny particles called microplastics, which fish mistake for food.' What is the MAIN idea of this sentence?

Accepted Answer

Microplastics come from broken-down plastic waste and are eaten by fish.

Answer

The sentence directly explains what microplastics are and why fish consume them.

Question 3

Which text feature would BEST help a reader locate information about a specific subtopic in an informational book?

Accepted Answer

The index

Answer

An index lists specific topics alphabetically with page numbers, making it the best tool for locating subtopics.

Question 4

A diagram shows how bees transfer pollen from flower to flower. What purpose does this diagram serve in an informational text about pollination?

Accepted Answer

It provides a visual explanation of a process described in words.

Answer

Diagrams visually illustrate processes, helping readers understand how steps connect.

Question 5

An article includes both primary and secondary sources. Which of the following is an example of a PRIMARY source?

Accepted Answer

A journal written by a Civil War soldier

Answer

A primary source is an original document or account created by someone who experienced the events firsthand.

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i-Ready Diagnostic Test Practice Test

i-Ready Diagnostic Test Diagnostic Reading Comprehension: Informational Text 2