Amphibian Study Guides

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Multiple Choice
Identify the choice that best completes the statement or answers the question.

The word amphibian is derived from Greek words meaning

Which of the following is not evidence that amphibians evolved from a lobe-finned fish?

The earliest known land vertebrates

In amphibians, gases are exchanged through the gills, lungs, and

Toads, like frogs,

Amphibians without tails are classified in the order

Newts and salamanders are amphibians of the order

Amphibians have thin, moist skin

Some type of strong skeletal support

Which of the following characteristics of the skeletons of frogs are adaptations for jumping?

All terrestrial vertebrates

Which of the following is not a preadaptation in the transition from aquatic to terrestrial life?

The amount of oxygen a lung can absorb depends primarily on

Adult frogs, like other amphibians, are

Male frogs attract females by means of

Which of the following senses is not more developed in amphibians than in bony fishes?

Frogs reproduce in water or moist places because their eggs

The series of changes in the life cycle of a frog is called

During metamorphosis in frogs,

Which of the following is not a method used by at least some frogs for caring for fertilized eggs as they develop?

Completion
Complete each statement.

Amphibians differ from lobe-finned fishes and most other fishes in that they take in oxygen through their ____________________ and skin.

Salamanders and ____________________ are amphibians with a distinct head, tail, and limbs.

Frogs and toads are amphibians of the order ____________________.

Amphibians supplement the use of their lungs by respiring directly through their skin. This “skin breathing” is called ____________________ respiration.

Amphibians achieve more efficient circulation than fishes because of their ____________________ circulatory system.

In amphibians, the blood vessels that go from the lungs to the heart are called the ____________________ veins.

Young frogs respire using ____________________, while adult frogs respire using ____________________ and skin.

The tympanic membrane is another word for the ____________________.

The process of change that transforms a tadpole into an adult frog is called ____________________.

The male Darwin’s frog (Rhinoderma darwinii) protects maturing eggs by enclosing them in its ____________________ sacs, while a female gastric-brooding frog protects its eggs by keeping them in its ____________________.