Warren Biology 104 Chapter 32 Test

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The deuterostomes are characterized by _____________ cleavage.

indeterminate and radial

The monotremes are unusual as they:

lay eggs

Class _________ includes starfish.

Asteroidea

Order ____ includes the turtles and tortoises.

Chelonia

Most reptiles are terrestrial. Therefore fertilization is ___________ and their egg production is of what type?

Internal, Ovoviviparous

Snakes are most closely related to: (what other animals are found in this same order)

Lizards, crocodiles

The chordate class with the most species is:

Vertebrates

Name the three ways amphibians may respire:

gills, lungs, skin

Class ___________ includes mostly extinct species and a few extant species such as feather stars and sea lillies.

Crinoidea

Which echinoderm class is characterized by having a solid shell?

Echinoidea

Within the chordate classes, the unique characteristics of birds is:

Feathers, hallow bones, beaks, no bladder

Name three characteristics seen in mammals

Hair, mammary glands, diaphragm

Which echinodermata class is characterized by releasing their digestive tract, respiratory structures and gonads?

Holothuroidea

Sharks that are ____________ incubate their eggs in their uteri.

ovoviviparous

In all vertebrates, the pharyngeal skits are modified into:

Reminets of gills

Placoid scales of sharks are structurally the same as:

teeth

The heart of amphibians has _____________ chambers. The hearts of birds and mammals have ____________ chambers.

3 and 4

Which class of fish is the thought to have given rise to land animals?

Actinistia

Which class of fish has the most efficient system for breathing?

Actinopterygii

Echinoderms are unusual invertebrates, as they have: (name three items)

All marine; radial symmetry; endoskeleton; water vascular system; tube feet

Exhinodermata

All marine; radial symmetry; endoskeleton; water vascular system; tube feet

Fish excrete nitrogenous wastes in the form of ___________; reptiles and birds excrete it as ____________.

Ammonia and uric acid

Which echinodermata class is characterized by having a central disk and can expel their stomach to digest food?

Asteroidea

Chordata

Bilateral symmetry; tube within a tube system; 3 well developed germ layers; closed circulatory system

A fish with a cartilaginous skeleton and paired fins would be:

Chondrichthyes

Name three ways that sharks may detect their prey

Lateral line organ, electroreceptors, sight and smell

Deuterostomes

echinoderms and chordates; first opening develops into the anus; radial and indeterminate cleavage

Birds are most closely related to:

reptiles


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