Marine Science Midterm Exam Review

Wasnesky

Marine Science Midterm Exam Review

Exam Format – The exam consists of the following: 20 T/F, 80 Multiple Choice, the completion of 5 essays (choosing from 8), the labeling of 4 diagrams (with word banks), and an essay in reaction to an article (doesn’t count towards the 5 essays mentioned above).

Organization of the Animal Kingdom

What is an animal?
Three requirements for life

Major Phyla

Protozoa

What does it mean to be a plankton?

Parasitic

Porifera

Sponges

Coeleterata

Jellyfish, anemones, coral

Major evolutionary advancements

Platyhelmintes

Flatworms

Parasitic

Aschelminthes

Round and unsegmented worms

Parasitic

Annelida

Segmented worms

Major evolutionary advancements

Arthropoda

Most species on earth

Molluska

Soft body in a shell

Echinodermata

Spiny-skinned

Chordata

Complex

Have vertebrae

Protozoa

“First Animal”

Flagellate protozoans

Whip-like projection

Euglena, does photosynthesis

Trypanosomes

African sleeping sickness

Parasitic

Volvox

Colonial

Dinoflagellates

Animal-like

Red tide and bioluminescence

Amoeboid protozoans

Psuedopod = false foot

Function?

Ciliated protozoans

Suctorians

Structures/methods for eating?

Spore-forming protozoans

Locomotion?

Danger to cells

Amoeba

Where are they found?

Structures

Ecto/endoplasm – location and function

Endoplasm phases

Osmoregulation

Purpose and structures

Phagocytosis

Process and structures involved

Porifera

Phylum Porifera = Pore-bearing

What do they lack?

Three classes

Spicules, what are they made of?

Simple and complex canal systems (names of each)

Structure and advantages

Sponge parts

Ostia, spongocoel, etc…

Process of how sponges obtain nutrients and structures involved

Which are used by people?

Structure

Coelenterata

Four classes

Who doesn’t belong?

Major evolutionary advancements

Two forms

Symmetry of different jellyfish

Portuguese man-of-war structure

Obelia

Colonial organism

Aurelia

What is mesoglea?

Tissue types and locations

Eating

Ropalium functions

3 NJ jellyfish and characteristics

Polychaete s

Kingdom, phylum, class

Septa

Organ systems

Clam worm

Parapodia

Head

2 parts and functions

Diet types

Blood worm nests

Lug worm eating process

Mollusks

Kingdom, phylum

“mollis” = soft

Characteristics

Cavity, foot

Organ systems present

Meaning of each class name and characteristics

Radula function

Modified foot into tentacles

Nautilus as a gastropod

Arthropods

Phylum

Abundance

Arthropod characteristics

Exoskeleton compound à crusty

Copepods

Zooplankton, importance

Acorn barnacles

Cirriped function

Isopod and amphipod characteristics

Echinoderms

Phylum and classes

Spiny-skinned

Sea star phylum

Kind of symmetry

What do they lack?

Water vascular system function/importance

Madreporite function

Feeding process

Sand dollar structure

Sea urchin anatomy

Location of mouth, anus

Sea urchin ecology

Sea cucumber characteristics

Feather star characateristics