bio exam 4 study guide

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The Coelom is degenerate (reduced) in which phylum?

Phylum Arthropoda

The most abundant animal Phylum is:

Phylum Arthropoda

Which of the following is not a general characteristic of Subphylum Cephalochordata?

Only the larvae stage has all four key characteristics of Chordates

Molting is another word for ecdysis

True

Snake are tetrapods

True

Which of these are NOT a general characteristic of Phylum Chordata?

Ventral, hollow nerve cord

Which of the following are not protostomes

Phylum Nemertea

Class Diplopoda have _____ legs per fused segments

4

Which of the following is not an Order from Subphylum Crustacea?

All of these are Order of Subphylum Crustacea

What are the components of a shelled egg?

Amnion, Allantois, Chorion, and Yolk Sac

Koala bears are not "bears" instead they are marsupials. Which of the following are also marsupials?

Both A&B

The water vascular system is used for all of the following functions except:

Buoyancy

Which group is the link between fish transitioning into reptiles?

Class Amphibia

Class Chondrichthyes has a swim bladder

False

What color is hemolymph in Crustaceans?

Green/ Blue

Which caudal fin type would be most related to Class Chondrichthyes?

Heterocercal

Which of the following orders are not a part of Class Amphibia?

Order Squamata

The difference between pedipalps and mandibles is that

Pedipalps bring in the food while mandibles crush the food

Which of the following insect groups is completely ametabolous

Silverfish

Order Apoda have legs.

false

Flying birds have a flat sternum

false

marsupial

pouched mammal (like a kangaroo)


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