Question 1

Flying birds with keeled sternums are known as Neognathae or ___________.

Accepted Answer

The answer of Flying birds with keeled sternums are known...

Question 2

The major nitrogenous waste excreted by the bird kidney is ______ ______.

Accepted Answer

The answer of The major nitrogenous waste excreted by the...

Question 3

The common chamber that receives material from the digestive,excretory,and reproductive system is the ____________.

Accepted Answer

The answer of The common chamber that receives material from...

Question 4

Predatory,land-soaring birds have wing types that are referred to as ______________ wings.
or
high lift

Accepted Answer

The answer of Predatory,land-soaring birds have wing types that are...

Question 5

The thick thigh and skinny lower leg of a bird,as in the case of a chicken leg,is an advantage because it

Accepted Answer

A)  loads the muscle mass near the body's center of gravity for flight. 
B)  only leaves bone, tendon and tough skin exposed to freezing conditions. 
C)  keeps the slender, lightweight feet from being muscle-bound and restricted. 
D)  All of the choices are advantages 
E)  None of the choices are correct 
A)  loads the muscle mass near the body's center of gravity for flight. 
B)  only leaves bone, tendon and tough skin exposed to freezing conditions. 
C)  keeps the slender, lightweight feet from being muscle-bound and restricted. 
D)  All of the choices are advantages 
E)  None of the choices are correct

Question 6

If flight is such an advantage,how do we account for the evolution of flightless birds?

Accepted Answer

A)  They were primitive ancestors of the winged birds 
B)  Flight is costly in terms of energy so birds abandon flight if they live in areas with food and without substantial predators, such as islands 
C)  This is always an inferior situation if they can't fly, so wingless birds occur only where winged birds are missing 
D)  Birds give up flight if they can avoid having to lay eggs 
E)  None of the choices are correct 
A)  They were primitive ancestors of the winged birds 
B)  Flight is costly in terms of energy so birds abandon flight if they live in areas with food and without substantial predators, such as islands 
C)  This is always an inferior situation if they can't fly, so wingless birds occur only where winged birds are missing 
D)  Birds give up flight if they can avoid having to lay eggs 
E)  None of the choices are correct

Question 7

What is the function of the large sheet-like pectoralis muscles of a bird?

Accepted Answer

A)  It controls flight by the moving the tail 
B)  It moves the neck 
C)  It anchors a perching bird's feet 
D)  It provides the wing upstroke 
E)  It provides the downstroke of the wing 
A)  It controls flight by the moving the tail 
B)  It moves the neck 
C)  It anchors a perching bird's feet 
D)  It provides the wing upstroke 
E)  It provides the downstroke of the wing

Question 8

The integration of muscle-position sense,equilibrium sense,and visual cues for movement and balance occurs in the __________ of the bird's brain.

Accepted Answer

The answer of The integration of muscle-position sense,equilibrium sense,and visual...

Question 9

Which type of feathers are long and extend beyond the body for lift?

Accepted Answer

A)  Altricial feathers 
B)  Powder-down feathers 
C)  Filoplume feathers 
D)  Down feathers 
E)  Flight feathers 
A)  Altricial feathers 
B)  Powder-down feathers 
C)  Filoplume feathers 
D)  Down feathers 
E)  Flight feathers

Question 10

The seasonal loss of bird feathers is _____________.

Accepted Answer

The answer of The seasonal loss of bird feathers is...

Question 11

Evidence indicates that birds are the sister group of the

Accepted Answer

A)  pterosaurs. 
B)  theropod dinosaurs. 
C)  therapsid reptiles. 
D)  stem diapsids. 
E)  anaspids. 
A)  pterosaurs. 
B)  theropod dinosaurs. 
C)  therapsid reptiles. 
D)  stem diapsids. 
E)  anaspids.

Question 12

Which is NOT one of the general features that make birds and reptiles similar?

Accepted Answer

A)  Both birds and nonavian reptiles have a single middle ear bone 
B)  The skulls articulate with the first neck vertebra by a single occipital condyle 
C)  Both have a lower jaw composed of five or six bones 
D)  Both birds and reptiles lay eggs and the early embryo develops on the surface by shallow cleavage divisions 
E)  All of the choices are similarities that distinguish birds and reptiles from mammals 
A)  Both birds and nonavian reptiles have a single middle ear bone 
B)  The skulls articulate with the first neck vertebra by a single occipital condyle 
C)  Both have a lower jaw composed of five or six bones 
D)  Both birds and reptiles lay eggs and the early embryo develops on the surface by shallow cleavage divisions 
E)  All of the choices are similarities that distinguish birds and reptiles from mammals

Question 13

An example of a bird with high-aspect ratio or soaring wings would be

Accepted Answer

A)  a humming bird. 
B)  a woodpecker. 
C)  a hawk. 
D)  an albatross. 
E)  All of the choices are correct 
A)  a humming bird. 
B)  a woodpecker. 
C)  a hawk. 
D)  an albatross. 
E)  All of the choices are correct

Question 14

Flightless birds

Accepted Answer

A)  have evolved mostly on islands without predators. 
B)  include the ratite or paleognathous birds. 
C)  have appeared independently in many different groups of birds. 
D)  tend to become large. 
E)  All of the choices are correct 
A)  have evolved mostly on islands without predators. 
B)  include the ratite or paleognathous birds. 
C)  have appeared independently in many different groups of birds. 
D)  tend to become large. 
E)  All of the choices are correct

Question 15

Feathers are

Accepted Answer

A)  living structures that continue to grow longer as the bird gets older. 
B)  never shed, except by accident. 
C)  shed in a highly orderly manner. 
D)  usually shed all at once, and then gradually replaced. 
E)  Replaced only after one is lost 
A)  living structures that continue to grow longer as the bird gets older. 
B)  never shed, except by accident. 
C)  shed in a highly orderly manner. 
D)  usually shed all at once, and then gradually replaced. 
E)  Replaced only after one is lost

Question 16

Why have birds not evolved a wing design that allows for the best of all properties including fast and slow flight,soaring and flapping,all in one bird?

Accepted Answer

Birds have not evolved a wing design tha

Question 17

Bird mating is unique since

Accepted Answer

A)  the male copulatory organ is kept folded internally. 
B)  mating is primarily a matter of bringing male cloaca to female cloaca. 
C)  fertilization is completely external. 
D)  All of the choices are correct 
E)  None of the choices are correct 
A)  the male copulatory organ is kept folded internally. 
B)  mating is primarily a matter of bringing male cloaca to female cloaca. 
C)  fertilization is completely external. 
D)  All of the choices are correct 
E)  None of the choices are correct

Question 18

The geological age when birds first arose is called ____________.

Accepted Answer

The answer of The geological age when birds first arose...

Question 19

Discuss the derived characters shared by birds with theropods such as Velocirapor.How do the newly discovered Chinese fossils such as Protarchaeopteryx,Caudipteryx,and Sinosauropteryx fit into the evolutionary picture of birds?

Accepted Answer

Birds and theropod dinosaurs, such as Ve

Question 20

If it is an advantage to be a food specialist and thereby avoid the extra competition that generalists face from other generalists,then why aren't all birds specialists?

Accepted Answer

The question of why all birds aren't spe

Exam 27: Birds

Flying birds with keeled sternums are known as Neognathae or ___________.

The major nitrogenous waste excreted by the bird kidney is ______ ______.

The common chamber that receives material from the digestive,excretory,and reproductive system is the ____________.

Predatory,land-soaring birds have wing types that are referred to as ______________ wings. or high lift

The thick thigh and skinny lower leg of a bird,as in the case of a chicken leg,is an advantage because it

If flight is such an advantage,how do we account for the evolution of flightless birds?

What is the function of the large sheet-like pectoralis muscles of a bird?

The integration of muscle-position sense,equilibrium sense,and visual cues for movement and balance occurs in the __________ of the bird's brain.

Which type of feathers are long and extend beyond the body for lift?

The seasonal loss of bird feathers is _____________.

Evidence indicates that birds are the sister group of the

Which is NOT one of the general features that make birds and reptiles similar?

An example of a bird with high-aspect ratio or soaring wings would be

Flightless birds

Feathers are

Why have birds not evolved a wing design that allows for the best of all properties including fast and slow flight,soaring and flapping,all in one bird?

Bird mating is unique since

The geological age when birds first arose is called ____________.

Discuss the derived characters shared by birds with theropods such as Velocirapor.How do the newly discovered Chinese fossils such as Protarchaeopteryx,Caudipteryx,and Sinosauropteryx fit into the evolutionary picture of birds?

If it is an advantage to be a food specialist and thereby avoid the extra competition that generalists face from other generalists,then why aren't all birds specialists?

Life: Biological Principles and the Science of Zoology

The Origin and Chemistry of Life

Cells As Units of Life

Cellular Metabolism

Genetics: a Review

Organic Evolution

The Reproductive Process

Principles of Development

Architectural Pattern of an Animal

Taxonomy and Phylogeny of Animals

Unicellular Eukaryotes

Sponges and Placozoans

Radiate Animals

Acoelomorpha,Platyzoa,and Mesozoa

Polyzoa and Kryptrochozoa

Molluscs

Annelids and Allied Taxa

Smaller Ecdysozoans

Trilobites, Chelicerates, and Myriapods

Crustaceans

Support, Protection, and Movement

Chaetognaths, Echinoderms, and Hemichordates

Chordates

Fishes

Early Tetrapods and Modern Amphibians

Amniote Origins and Nonavian Reptiles

Mammals

Support, protection, and Movement

Homeostasis: Osmotic Regulation, Excretion, and Temperature Regulation

Homeostasis: Internal Fluids and Respiration

Digestion and Nutrition

Nervous Coordination: Nervous System and Sense Organs

Chemical Coordination: Endocrine System

Immunity

Animal Behavior

Animal Distributions

Animal Ecology

Filters

The major nitrogenous waste excreted by the bird kidney is .