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WorksheetsPaired Passages - Frozen Frogs and Long Live the Tree
Total questions: 14
Worksheet time: 7mins
Use “Frozen Frogs” (pp. 23–24) to answer questions 1 - 5.
The author wrote this selection most likely to explain_______
the reasons scientists have been unsuccessful at freezing organs
how the wood frog survives in harsh conditions
how wood frogs hibernate or migrate to warmer climates
the scientific studies that involve wood frogs
In paragraph 2, the word vital means —
fortunate
common
necessary
permanent
What can the reader conclude about wood frogs from learning that they hop away after thawing out?
Wood frogs are not truly frozen during winter months.
Wood frogs have a special process for storing energy.
Wood frogs have a unique ability to know the temperature.
Wood frogs are not harmed by the body-freezing process.
Which of these ideas is supported by information in paragraphs 5 and 6?
Water helps the wood frog thaw its limbs.
The temperature of its surroundings determines how long a wood frog stays frozen.
The time it takes for a wood frog to thaw is equal to the time it takes for the frog to freeze.
The wood frog thaws faster than its surroundings.
The diagram of the wood frog helps the reader understand —
which features can be used to identify a wood frog
which characteristics make wood frogs able to freeze
which temperatures the wood frogs are able to survive in
which studies involving wood frogs have been performed
Use “Long Live the Tree” (pp. 25–26) to answer questions 6 - 10.
The reader can infer that the long life span of bristlecone pines is mainly a result of____
their location at the Great Basin.
their root systems and outer wood
the actions of the park rangers
the soil of the White Mountains
Which words from paragraph 2 help the reader understand the meaning of thrive?
contains little water
can damage
battered by strong winds
grow well
What is the main idea about bristlecone pine trees presented in the selection?
They are found in mountainous areas.
They are able to adapt to extremely harsh conditions.
They are protected by park rules.
They provide scientific clues about their environment.
The information in paragraph 4 helps explain why —
many bristlecones are found in the White Mountains
droughts in the White Mountains can affect the bristlecones
some bristlecones can allow a part of themselves to die
insects succeed in getting through the thick bark of bristlecones
The bar graph included with the selection helps the reader better understand —
the factors that allow the bristlecone to live for so long
that the life spans of trees can vary greatly
why some regions produce trees that live as long as the bristlecone
that other trees live in an environment similar to that of the bristlecone
Use “Frozen Frogs” and “Long Live the Tree” to answer questions 11 - 14.
One difference between a wood frog’s frozen skin and the bristlecone’s thick bark is that the bristlecone’s bark —
is formed in just a few hours
forms when temperatures are cold
protects against pests
is temporary
In which magazine would a reader most likely find articles about both wood frogs and bristlecones?
Tales from the Forest
Cold Critters
Park Attractions
Wonders of the Natural World
Bristlecone pines benefit from their roots in the same way that wood frogs benefit from —
fallen leaves
the temperature of their environment
the ability to freeze
the other animals in the area
Both selections discuss living things that demonstrate —
an attraction for many visitors each year
ways to find water in an environment that lacks rain
an ability to overcome obstacles in their environment
a need to depend on humans for protection
