Keeping Cool” and “Spongers of the Sea” t

7- Read this information about the origin of the word verify.

from Latin verus, meaning “true”

This information helps the reader know that verified in paragraph 5 means —

• proved

• compared

• observed

• suspected

18- Based on the way information is presented in “Keeping Cool” and “Spongers of the Sea,” both authors most likely are —

• F concerned for the safety of certain animals

• G curious about the technology used by certain scientists

• H impressed by the unique ways certain animals use their surroundings

• J surprised by extreme conditions certain animals must survive

17- Which behavior did scientists observe among the dolphins that was not observed among the koalas?

• A Behaving in a way that is out of the ordinary

• B Teaching a behavior to their young

• C Avoiding predators by staying close to home

• D Decreasing activity to conserve energy

16 - Which conclusion is best supported by both selections?

• F Studying animals helps researchers learn why animals do what they do.

• G Animals often act in ways that cannot be explained.

• H The senses of animals are better developed than those of humans.

• J Hot weather affects an animal’s food supply and comfort.

15- Both authors focus their selections on animal behaviors that —

• A affect an animal’s diet

• B happen only at certain times of year

• C demonstrate cooperation

• D are important to an animal’s survival

14- Which idea from the selection is illustrated by the photograph?

• F Bottom-dwelling fish in Shark Bay may be hard for dolphins to find.

• G Researchers think dolphins are more intelligent than many other animals.

• H Dolphins use their rostrums to help them locate food in the ocean.

• J Shark Bay dolphins fit sponges over their rostrums before searching for fish.

13- According to the selection, how do fish protect themselves from dolphins?

• A They bury themselves beneath the sand along the sea floor.

• B They take cover under sharp rocks and pieces of coral.

• C They swim in a darting pattern in the open water.

• D They make a ringing noise that tricks dolphins.

12 The author wrote the selection most likely to —

• F encourage the reader to visit Australia

• G describe how dolphins use sponges as tools

• H explain to the reader where dolphins find food

• J identify which ocean animals live in Shark Bay

11- How do the bottom-dwelling fish in Shark Bay cause a problem for the dolphins?

• A The fish swim so quickly the dolphins are unable to catch them.

• B The fish are not nutritious enough to support the health of the dolphins.

• C The fish travel to other locations during certain times of the year.

• D The fish do not have a certain body part that allows the dolphins to locate them.

10 - Based on information in paragraph 4, why does the tree trunk appear dark in the thermal image?

• F To make the koala easier to see

• G To show it absorbs heat from the koala

• H To represent its cooler temperature

• J To illustrate the water inside the tree trunk