BIO104 Chapter 32 (COASTAL ALABAMA COMMUNITY COLLEGE – Williford)
55 test answers
Unlock all answers in this set
Unlock answers 55question
Early in vertebrate evolution, anterior pharyngeal arches evolved into ______
answer
bronchial arches or gill arches, that gives rise to the oral jaw
Unlock the answer
question
Which class of Echinodermata is the oldest class with mostly extinct species? Give an example.
answer
Crinoidea; ex. feather stars, sea lilies;
Unlock the answer
question
Which class of Echinodermata contains carnivorous predators such as the starfish which can expel their stomach to digest food? Give an example.
answer
Asteroidea; ex. starfish
Unlock the answer
question
Which class of Echinodermata uses its arms for rowing and lack suckers on its tube feet? Give an example.
answer
Ophiuroidea. ex. brittle stars or basket stars
Unlock the answer
question
Which class of Echinodermata has a solid body plan called a test? What do these organisms feed on? Give an example.
answer
Echinoidea. They feed on tiny organic particles. ex. sea urchins and sand dollars
Unlock the answer
question
Which class of of Echinodermata has modified tube feet? If they are threatened what do they release? Give an example.
answer
Holothuroidea. Red Tubules. ex. Sea Cucumbers
Unlock the answer
question
Do Echinoderms reproduce sexually or asexually?
answer
asexual and sexual
Unlock the answer
question
What are the functions of the water vascular system in phylum Echinodermata?
answer
feeding; gas exchange; waste transportation; servers as a hydrostatic skeleton important in locomotion;
Unlock the answer
question
Do echinoderms have an exoskeleton or endoskeleton?
answer
Endoskeleton
Unlock the answer
question
All chordates have a vertebrate column at some point in their life cycle. True or False
answer
False C
Unlock the answer
question
Name a subphylum of chordates that has a larvae free swimming and an adult that is sessile:
answer
Urochordata
Unlock the answer
question
Name a subphylum of chordates that has tentacles in mouth region and is usually found in tropical waters.
answer
Cephalochordata
Unlock the answer
question
Name a subphylum of chordates that has a vertebral column and a cranium.
answer
Vertebrata
Unlock the answer
question
Name the class of vertebrates that are jawless fish and have thick bony plates on their heads.
answer
Petromyzontida
Unlock the answer
question
Class___________ contains cartilaginous fish; sharks, rays, and skates.
answer
Chondrichthyes
Unlock the answer
question
Name three ways that sharks may detect their prey.
answer
electroreceptors; sensory cells/smell; sight;
Unlock the answer
question
The lateral line detects what?
answer
vibrations caused by waves and other movement in the water
Unlock the answer
question
Placoid scales of sharks are structurally the same as _________.
answer
teeth
Unlock the answer
question
Oviparous
answer
lay eggs
Unlock the answer
question
Ovoviviparous
answer
young are enclosed in eggs and incubated mother's body; they are born after they hatch from eggs.
Unlock the answer
question
Viviparous
answer
bearing young that develops within the mom's body.
Unlock the answer
question
If a shark incubates their eggs in their uteri what type of egg production is taking place?
answer
Ovoviviparous
Unlock the answer
question
Class___________ contain the ray-finned fishes; the chordate class with the most species.
answer
Actinopterygii
Unlock the answer
question
What is the function of the operculum?
answer
extends posteriorly from the head and protects the gills
Unlock the answer
question
What is a swim bladder? Is it an efficent system for breathing?
answer
An air sac that helps regulate buoyancy (without this the fish would sink). Yes it is an efficient system for breathing.
Unlock the answer
question
Class ________contain the lobed finned fishes, these fish are thought to have given rise to land animals; example: Coelacanths
answer
Actinistia
Unlock the answer
question
Class_______ are first land animals and contain frogs and salamanders
answer
Amphibia
Unlock the answer
question
List the three ways class Amphibia respires
answer
gills, diffusion, and lungs
Unlock the answer
question
How many chambers of the heart does class Amphibia have?
answer
3 ( 2 atria and single ventricle)
Unlock the answer
question
If you see a brightly colored amphibian, it will more than likely be ________
answer
poisonous
Unlock the answer
question
What type of egg production do amphibians show?
answer
Oviparous
Unlock the answer
question
This class contains turtles, snakes, and alligators.
answer
Reptillia
Unlock the answer
question
Most reptiles are terrestial. Therefore fertilization is external or internal?
answer
Internal
Unlock the answer
question
What type of egg production do reptiles show?
answer
Oviparous
Unlock the answer
question
Why do turtles \"sun\" themselves? Can they regulate their temperature?
answer
because they lack metabolic mechanisms headed to regulate body temp and sunning themselves allows them to raise their body temp & increase their metabolic rate which allows the turtle to hunt for food and be active. No they can't because they are ectothermic.
Unlock the answer
question
Many reptiles are found in cold climates. True or False
answer
False R
Unlock the answer
question
What is the function of the amnion in the amniotic egg?
answer
It forms a fluid-filled sac around the embryo with its own private \"pond,\" permitting independance from a watery external environment.
Unlock the answer
question
Order _________includes the turtles and tortises
answer
Testudines
Unlock the answer
question
Snakes are most closely related to? (Name another squamata)
answer
Lizards and geckos
Unlock the answer
question
Class________ are closely related to lizards because they retain scales on their legs.
answer
Amphibia
Unlock the answer
question
How many chambers of the heart do birds (Aves) have?
answer
4
Unlock the answer
question
Fish exrete nitrogenous wastes in the form of ammonia. Birds excrete waste in the form of ___________ acid
answer
semisolic uric
Unlock the answer
question
___________are a unique characteristic of birds
answer
Feathers
Unlock the answer
question
Do birds have a bladder?
answer
No, the waste is delivered into the cloaca
Unlock the answer
question
Which one is more colorful, male or female birds?
answer
Males because they assume brighter colors during breeding season to attract a mate.
Unlock the answer
question
This class is the most advanced class of vertebrates
answer
Mamalia
Unlock the answer
question
How many chambers of the heart do Primates have?
answer
4
Unlock the answer
question
What are four characteristics of mammals?
answer
Hair, mammary glands, differentiated teeth, 3 middle ear bones
Unlock the answer
question
What is a diaphragm?
answer
In mammals, the muscular floor of the chest cavity; contracts during inhalation, expanding chest cavity
Unlock the answer
question
____________ are unusual egg-laying mammals and carry eggs in a pouch
answer
Marsupials (Metatherians)
Unlock the answer
question
Marsupials embryos develop completely in the uterus. True or False?
answer
False M
Unlock the answer
