AnswersCA-English Language Arts 8 BUnit Test

Unit Test — Unit test Answers

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Which is one purpose for providing additional resources at the end of an informational text?

A
to prove that there are no counterclaims for the facts provided by the author
B
to make it unnecessary for the reader to do additional research
C
to show that the author established claims by doing credible research
D
to provide information to the reader on topics unrelated to the text
2
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Read this table of contents.CONTENTS 1. History behind Homework 28. Pros and Cons 59. Studies Conducted 88. Real-Life Stories 96. So What’s the Answer? Based on information found in this table of contents, what is the subject of this book?

A
the debate about whether to assign homework
B
the different types of homework assignments given
C
the background about the history behind homework
D
the subjects that require the greatest hours of homework
3

As part of the process of synthesizing information from different sources, a reader

A
decides what the central ideas are.
B
represents the ideas in visual ways.
C
color-codes the data to make it easy to locate.
D
divides the information into numbered sections.
4

What is a central idea?

A
a main topic
B
an area of concern
C
the most important idea
D
the supporting information
5

What is the best way to begin an informational text?

A
by adding supplemental details that explain a problem
B
by drawing the conclusions
C
by providing supporting evidence
D
by introducing the central idea explored in the text
6

Which statement best describes the purpose of headings and subheadings?

A
Headings point out key ideas of the text, and subheadings provide additional information about headings.
B
Headings provide the title of the text, and subheadings contain detailed information about the topic of the text.
C
Headings describe what appears in images, and subheadings explain information displayed in charts and graphs.
D
Headings display images, and subheadings provide additional information about what appears in the images.
7

What type of information could a viewer get from both video and writing?

A
both show how the subject moves
B
both present the same subject matter
C
both demonstrate how the subject sounds
D
both allow the viewer to imagine the subject
8

Under which heading and subheading would one find information about where coyotes live?

A
Coyote Collection! Images of Canine Creatures
B
Carnivorous Coyotes! Are Humans at Risk?
C
Coyote Communication! Learn the Language of Coyotes
D
Coyotes! Coyotes! Coyotes! Where Do They Call Home?
9

Based on the information in "Edward Jenner and the History of Smallpox and Vaccination,” how does the author support the claim that the slave trade played a role in the spread of smallpox?

A
by explaining how smallpox was brought to America
B
by describing how smallpox was used as a weapon in America
C
by suggesting that the disease existed wherever enslaved people traveled
D
by discussing the presence of the disease where enslaved people originated
10

Look at the graphic and read the excerpt from Chapter Four of Windows to the Universe: Revolutions in Astronomy.About a month later, JWST reached its destination, Lagrange Point 2 (L2), over a million miles from Earth.How does the graphic enhance the information from the excerpt?

Question illustration
A
It shows that JWST is a million miles outside Earth's orbit rather than inside, closer to the sun.
B
It indicates that JWST moves in a circular orbit around Earth, just like satellites in low-Earth orbit.
C
It shows that JWST needs to be protected from the sun's harmful rays.
D
It indicates that JWST is the same distance from Earth as Earth is from the sun.
11

Read the sentence from the video transcript of Dr. X and the Quest for Food Safety.We have one of the safest food supplies in the world, but there’s always room for improvement.

A
There are a lot of ways bad bacteria can find their way into our food.
B
There’s a whole underworld of bacteria out there that we must monitor.
C
This little bacterium has all of the genetic information to make copies of itself.
D
Under the right conditions, a single bacterium will double with each division.
12

Read this excerpt from When Birds Get Flu and Cows Go Mad! How Safe Are We?.24/7: What kinds of careers are there in disease control?DR. SCOTT DOWELL: Many types. I’m an epidemiologist. That means I investigate the spread and control of diseases in big populations. Or you could become a virologist. That’s a microbiologist who specializes in viruses. If you’re interested in animal diseases, you could become a veterinarian.

A
It moves the conversation away from the topic.
B
It can be answered with only a few words.
C
It reveals background information about the subject.
D
It draws out interesting information about the topic.
13

Read the excerpt from "Edward Jenner and the History of Smallpox and Vaccination.”However, the most successful way of combating smallpox before the discovery of vaccination was inoculation. The word is derived from the Latin inoculare, meaning "to graft.” Inoculation referred to the subcutaneous instillation of smallpox virus into nonimmune individuals. The inoculator usually used a lancet wet with fresh matter taken from a ripe pustule of some person who suffered from smallpox. The material was then subcutaneously introduced on the arms or legs of the nonimmune person. . . .

A
However, the most successful way of combating smallpox before the discovery of vaccination was inoculation.
B
The word is derived from the Latin inoculare, meaning “to graft.”
C
Inoculation referred to the subcutaneous instillation of smallpox virus into nonimmune individuals.
D
The inoculator usually used a lancet wet with fresh matter taken from a ripe pustule of some person who suffered from smallpox.
14

How does the author of "Edward Jenner and the History of Smallpox and Vaccination” support the claim that the World Health Organization achieved its goal to eliminate smallpox?

A
by providing information about revaccination and mortality
B
by giving details about the World Health Assembly report in 1958
C
by quoting the World Health Assembly’s announcement in 1980
D
by stating that the group had a global campaign
15

Why does the author of "Edward Jenner and the History of Smallpox and Vaccination” most likely include dates when discussing Jenner’s work to replace variolation?

A
to show that time was important to Jenner in relation to his work
B
to show the many years it took for the vaccination to replace variolation
C
to show why Jenner was ridiculed for his work on the vaccination program
D
to show how the British Parliament slowly came to accept the value of the vaccination

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