Survival at 40 Below—Selection Vocabulary

Which word means almost the same as adaptation?

• benefit

• change

• description

• need

Which word has the OPPOSITE meaning of the word dormant?

• awake

• messy

• sleepy

• worthless

The word agile means able to move and react

• quickly and easily.

• slowly and deliberately.

• immediately and on time.

• carefully and delicately.

Which of the following would hibernate?

• a school

• a person

• an animal

• an imagination

Which word has almost the same meaning as the word frigid?

• cooked

• freezing

• stiff

• warming

Something that insulates does not

• last very long.

• conduct heat.

• it's itchy

• react fast.

Read the dictionary entry below. Verb 1. to hide or store something in a hiding place Which of the following words is defined above?

• cache

• forage

• hibernate

• insulates

For which of the following would an animal forage?

• food

• mates

• shelter

• trees

What is the main idea of the selection?

• Animals can survive easily at low temperatures.

• In the Gates of the Arctic National Park, all animals hibernate during the winter.

• Some animals are well adapted to survive the colder air temperatures above the ice and snow.

• Many animals have characteristics that help them survive the winter in the Gates of the Arctic National Park.

What keeps a wood frog alive when it stops breathing and its heart stops beating?

• sugar

• glucose

• a thin layer of ice

• antifreeze substances