Animal World — Super Noses (Reading Comprehension)

Read the informational article Super Noses about dogs’ sense of smell. Why does the author use headings in the text?

• To identify the main topic of each section

• To provide the steps in a process

• To include answers to common questions

• To tell the order of events as they happen

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In the article Super Noses, the author organizes the information in the section titled Amazing Uses by —

• comparing and contrasting a dog’s sense of smell with a human’s

• introducing a problem that can be solved using a dog’s sense of smell

• explaining the process of how a dog receives and interprets smells

• describing different professions that benefit from a dog’s sense of smell

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Why does the author most likely write the article Super Noses? Select TWO correct answers.

• To entertain with stories of intelligent dogs

• To show how dogs’ ability to smell is useful

• To persuade the reader to learn more about dogs

• To explain the unique features of dogs’ noses

• To encourage the reader to make a print of his or her dog’s nose

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In paragraph 4 of the article’s Nose Prints section, which phrase helps the reader understand the meaning of register?

• look very closely

• unique to each dog

• fingerprint pattern

• recorded information

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This question has two parts. First, answer Part A. Then answer Part B. Part A — Based on the information in paragraph 3 (which explains that a large area of a dog’s brain analyzes smells and that dogs can even tell if a human is happy or sad), what can the reader conclude about dogs?

• They are hardworking.

• They are sensitive.

• They are courageous.

• They are patient.

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Part B — Which sentence from paragraph 3 best supports the answer to Part A?

• A dog’s sense of smell is also strong because of its brain.

• In fact, this area in a dog’s brain is 40 times larger than that in a human’s brain.

• Some estimates indicate that one-third of a dog’s brain is used for its sense of smell.

• A dog can detect if a human is happy or sad.

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The diagram included with the article shows air moving through a dog’s nostrils into the nasal cavity toward the olfactory nerve and brain. The diagram included with the text —

• provides a visual of the parts of a dog’s nose

• offers an image depicting how dogs breathe in and out

• shows the different sections of a dog’s nose

• presents a graphic that provides definitions of the parts of a dog’s nose

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In paragraph 6 of the Amazing Uses section, the word security appears in the sentence “A dog used for security purposes is helpful in airports, cruise terminals, warehouses, and border crossings.” The suffix -ity helps the reader determine that security means —

• the quality of being safe

• a person who feels safe

• without feeling safe

• being safe again

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According to the Amazing Uses section, how might police officers use dogs during a disaster situation, such as after an earthquake?

• To provide comfort to police officers who are working long hours

• To identify people who have been frightened by the events

• To locate individuals who may be trapped beneath debris

• To help children find personal belongings

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What do you know about print and graphic features that will help you when you read other informational texts?

• They guide me to main ideas by using captions, headings, and diagrams.

• They are less helpful than the main paragraphs, so I skip them.

• They usually contain jokes that make hard topics easier.

• They are always colored, so the brightest ones are the most important.

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