Marine final

Question 1

marine plant can fix nitrogen and photosynthesize but the two processes do not occur in the same region

Answer 1

Cyanobacteria

Question 2

The life cycle that typifies Rhodophyta and is advantageous to increase successful fertilization within this group that lacks flagellated spores

Answer 2

Approx life cycle

Question 3

True or False: Chlorophyta can be filamentous, unicellular, or parenchymatous in form

Answer 3

True

Question 4

Seagrasses are a polyphyletic group that all
exhibit what type of pollination.

Answer 4

Hydrophily

Question 5

Group 1: two unequal flagella & commonly from symbiotic relationships

Answer 5

Dinophyta

Question 6

Group 2: cell walls of silica, used in forensics

Answer 6

Bacillariophyta

Question 7

Group 3: members of Phaeophycea that
have an intercalary meristem (in addition to apical and basal meristems) & are ecosystem engineers

Answer 7

Laminariales

Question 8

Group 4: scaly coat, haptonema, calcification

Answer 8

Haptophyta

Question 9

At the phyla level- I have a radula, mantle, & foot
Who am I?

Answer 9

Mollusca

Question 10

My cell are pluripotent and my body is home to many small reef organisms.
I have calcareous spicules but not siliceous ones.

Answer 10

Class Calcarea in Phylum Porifera

Question 11

I am part of the plankton. I have tissue grade construction. The beating of my ctenes is controlled in part by sensing of balance with a statocysts at my crown

Answer 11

Phylum Ctenophora

Question 12

Unsegmented worm with a Rhyncoelum

Answer 12

What is Phylum Nemertea

Question 13

I have an oral and aboral side a madreporite and a respiratory tree and when I get upset cuverian tubules are eviscerated.

Answer 13

Class Holothuroidea

Question 14

Head-foot with beak

Answer 14

Class Cephalopoda

Question 15

Jointed legs with a book gills

Answer 15

Subphylum Chelicerata

Question 16

These pores are used to secrete salt so mangroves can live
along the coast

Answer 16

lenticels

Question 17

Nephridia are used for what function

Answer 17

What is removal of wastes

Question 18

Amebocytes are used for what function in Porifera

Answer 18

Transport nutrients/production of new cells

Question 19

structure found in bivalves that is used to sort food particles to the esophagus

Answer 19

labial palps

Question 20

structure holds algae to the substratum

Answer 20

holdfasts.

Question 21

structure is used for jet propulsion in Cephalopoda

Answer 21

siphon.

Question 22

The function of this structure in polar bears is block cold water from coming close to the body

Answer 22

guard hairs.

Question 23

The function of this structure is gas exchange and is found in the carapace of decapod crabs

Answer 23

Ctenidia.

Question 24

In cruising fishes like the tuna this protein within the muscles allows for constant swimming

Answer 24

myoglobin

Question 25

Sea otters are members of what order?

Answer 25

Order Carnivora

Question 26

Ear flaps, hind region that can be rotated underneath the body, loud vocalizations

Answer 26

Sea lions

Question 27

This group of marine mammals has solid long bones with little or no bone marrow and are herbivores

Answer 27

Order Sirenia (Family Dugongidae)

Question 28

This group within the Infraorder Cetacea has one dorsal blowhole, tend to be smaller And includes Sperm whales, orcas, dolphins, beaked whales, pilot whales, narhwal

Answer 28

Odontocetes

Question 29

Internal structure in nasal canal that vibrates involved in echolocation

Answer 29

phonic lips

Question 30

Barycardia, slowed metabolism, flexible lungs are all adapations that allow for what function.

Answer 30

deep prolonged dives

Question 31

This group of pinnipeds has air sac under its throat which acts like a flotation bubble and allows it to bob vertically in the wate

Answer 31

walruses

Question 32

True or False: A square tail in Osteichthyes is best used for maneuverability

Answer 32

True

Question 33

These two groups feed on seagrass and are vertebrates

Answer 33

Order Sirenia & Green Sea TurtleS

Question 34

Class Scyphozoa reproduces sexually where the benthic polyp undergoes a process called ________.

Answer 34

strobilation

Question 35

Chondrichthyes males reproduce with structures called?

Answer 35

Claspers

Question 36

This type of feeding is seen in Humpback whales where they create a net of bubbles around prey to scare them to the center and swim up in it with their mouth open

Answer 36

Bubble net feeding

Question 37

Salps and lancelets filter feed with what structure?

Answer 37

Pharyngeal baskets

Question 38

Brachiopoda and Bryozoa feed with a structure called a __________.

Answer 38

Lophophore

Question 39

Whale vomit highly prized for its use in perfumes and other products

Answer 39

amber-gris

Question 40

water vascular system in echinoderms and describe it

Answer 40

coelomic water vascular system, the system consists of a central ring canal and radial canals extending along each arm

Question 41

sensory systems in fishes. What is a lateral line and how does it function? How do some fish sense electrical signals?I

Question 42

detect, track, and discriminate their prey, as well as negotiate their environment

Answer 42

echolocation in Odontocetes