Third Exam

Question 0

What are the functions of the cuticle of Phylum Nematoda?

Answer 0

mechanical protection, digestion resistance, attachment

Question 1

What do you call the outer covering of nematodes?

Answer 1

Cuticle

Question 2

Feeding of Nematodes

Answer 2

Complete digestive system from mouth to anus

Question 3

Nervous system of nematodes

Answer 3

Nerves extend throughout the body; plays a role in molting, cuticle formation, and growth

Question 4

Reproduction of nematodes

Answer 4

Sexual dimorphism; dioecious

Question 5

What is the reproductive organ of male nematodes?

Answer 5

Bursa

Question 6

What is the reproductive organ of female nematodes?

Answer 6

Genital pore

Question 7

What do you call the type of nematodes that can cause organ damage?

Answer 7

Ascariasis lumbricoides

Question 8

What illness is caused by pinworms and is autoinfectious?

Answer 8

Enterobiasis

Question 9

What do you call the illness caused by hookworms that can cause weight loss, hemoglobin deficiency, and mental retardation?

Answer 9

Necatoriasis

Question 10

What do you call the type of nematode that causes trichinosis which leads to edema, and in severe cases can cause nervous system damage and death?

Answer 10

Porkworm

Question 11

It is also known as an eye worm and is transmitted by flies.

Answer 11

Filarial worms

Question 12

It causes a condition called lymphatic filariasis, eventually leading to elephantiasis.

Answer 12

Filarial worms

Question 13

Part of the mantle in molluscans that contains proteins

Answer 13

Periostracum

Question 14

Part of the mantle in molluscans that contains calcium carbonate with organic material

Answer 14

Prismatic; Nacreous

Question 15

What do you call the feeding structure of molluscans?

Answer 15

Radula

Question 16

The radula is supported by the…

Answer 16

odontophore

Question 17

Class Gastropoda

Answer 17

• Largest molluscan class
• Marine, freshwater, territorial

Ex.: snails and slugs

Question 18

What is the purpose of torsion?

Answer 18

Defense
Water cleanliness
Sensory

Question 19

What is excreted by marine gastropods?

Answer 19

Ammonia

Question 21

What is excreted by terrestrial gastropods?

Answer 21

Uric acid

Question 22

What are used by gastropods for balance?

Answer 22

Statocysts

Question 23

Reproduction of gastropods

Answer 23

• dioecious and monoecious
• love darts
• trochopore larva, velieger larva (for marine)

Question 24

What do you call the class of clams, oysters, scallops, and mussels?

Answer 24

Class Bivalvia

Question 25

It is the oldest part of the bivalve shell

Answer 25

umbo

Question 26

Gas Exchange (Bivalvia)

Answer 26

- gills are used for gas exchange, attached to the foot and the mantle - mantle is ciliated to move water inwards

Question 27

Nutrition (Bivalvia)

Answer 27

- filter feeding | - food is moved by the cilia and moved towards the mouth

Question 28

What do you call the muscles present in the bivalve shell at the dorsal end?

Answer 28

Adductor muscles

Question 29

What sensory organs line the mantle?

Answer 29

- osphradium - photoreceptors - statocysts

Question 30

Reproduction (Bivalvia)

Answer 30

- dioecious - protandric - monoecious

Question 31

Human Interactions (Bivalvia)

Answer 31

- can reduce water turbidity | - used as food source

Question 32

Class Cephalopoda

Answer 32

- octopus, squid, nautilus, cuttlefish | - highly-developed brain

Question 33

Senses of Cephalopods

Answer 33

-eyes, statocysts, osphradia, tactile and chemoreceptors

Question 34

Defense of Cephalopods

Answer 34

chromatophores

Question 35

What are the female reproductive organs of cephalopods?

Answer 35

eggs, nidamental glands

Question 36

What are the male reproductive organs of cephalopods?

Answer 36

testes, spermatophores (packets of sperm), hectocotylus

Question 37

It is the subphylum of Arthropoda that is extinct and has three tagmata (head, thorax, pygdium). It looks like giant cockroaches found under the ocean.

Answer 37

Subphylum Trilobitomorpha

Question 38

It has two tagmata, book lungs/tracheae, and dioecious. Examples include spiders, ticks, and mites.

Answer 38

Subphylum Chelicerata

Question 39

It is used by chelicerata for locomotion.

Answer 39

prosoma

Question 40

It is the abdomen of chelicerata.

Answer 40

opisthosoma

Question 41

An order of chelicerata whose thorax is elongated. An example is scorpions.

Answer 41

Order Scorpionida

Question 42

An example of this order is the black widow.

Answer 42

Order Araneae

Question 43

Examples of this order are ticks and mites.

Answer 43

Order Acarina

Question 44

An example of this order are sea spiders.

Answer 44

Order Pycogonida

Question 45

Another order under chelicerata is...

Answer 45

Order opiliones

Question 46

This subphylum has - numerous pairs of legs - two tagmata: head and trunk - single pair of antennae - detrivitores, predatory

Answer 46

Subphylum Myriapoda

Question 47

``` It is a class under myriapoda that includes millipedes. Defense: toxins and curling ```

Answer 47

Class Diplopoda

Question 48

This class of myriapoda includes centipedes. Defense: maxillipeds Example: Scutigera coleoptrata

Answer 48

Class Chilopoda

Question 49

Another subphylum of arthropoda whose characteristics are - are six legs - most successful land-based animals - first animals to fly

Answer 49

Subphylum Hexapoda

Question 50

It is a class under subphylum hexapoda that has three tagmata (head, thorax, abdomen) and has an open circulatory system.

Answer 50

Class Insecta