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Animal Diversity
Animal Diversity
Invertebrates
Invertebrate
Mystery
100

Which of the following is unqiue to animals?

a. Structural polymer, cellulose

b. Heterotrophy

c. Flagellated sperm

d. Nervous system

D. Nervous system


Structural polymer, cellulose found in plants

Heterotrophy found in fungi

Flagellated sperm found in fungi

100

Coelom formation begins during the _________ stage

a. Bastula

b. Zygote

c. Cleavage

d. Gastrula

D. Gastrula

100

________ filter out food particles suspended in the surrounding water as they draw it through their body. 

a. Porifera

b. Cnidaria

c. Lopotrochozoa

d. Ecdysozoa

A. Porifera (AKA sponges)

100

Many molluscs use ______ to scrape up food. 

a. Protonephridia

b. Trophi

c. Radula

d.Chelicerae

C. Radula


Protonephridia: an excretory system consisting of a network of tubules lacking internal openings (Platyhelminthes- flatworms)

Trophi: jaws of syndermata

Chelicerae: clawlike appendages of chelicerates


100

Who is Christian's most listened to musical artist?

Harry Edward Styles

200

In animal development, _______ is a series of cell and tissue movement in which the blastula-stage embryo folds inward, producing a three-layered embryo. 

a. Cleavage

b. Fertilization

c. Gastrulation

d. Blastulation

C. Gastrulation


Cleavage: A succession of mitotic cell divisions without cell growth between divisions. Zygote --> eight-cell stage --> Blastula. 

Fertilization: The process of sperm and eggs fusing to form a zygote. 

Blastulation: I made this up

200

All animals are 

a. Autotrophic

b. Multicellular

c. Sexual reproducing organisms

d. Filter feeders

B. Multicellular

200

Which group of animals reproduce asexually in which females produce offspring from unfertilized eggs?

a. Rotifers

b. Flatworms

c. Errantia

d. Sedentarians

A. Rotifers (Syndermata)



200

How many pairs of appendages do chelicerates have?

a. 4

b. 6

c. 8

d. 5

B. 6

200

The main defining difference between sponges and all other animals is ________

a. Lack of body cavity

b. Complete digestive tract

c. Member of Metazoa

d. Lack of tissues

D. Lack of tissues 


Other animals such as flatworms lack body cavities 

Not all animals have a complete digestive system

Metazoa, includes all animals


300

Which group of animals is NOT a member of Bilateria?

a. Platyheliminthes

b. Nematoda

c. Echinodermata

d. Cnidaria

D. Cnidaria 

Metazoa: Includes all animals

Eumetazoa: All animals EXCEPT porifera

Bilateria: Includes Acoela, Deuterostomia, Lophotrochozoa, and Ecdysozoa (Excludes Cnidaria, Ctenophora, and Porifera)

300

Which of the following correctly identifies a difference between protostomes and deuterostomes?

a. Protostomes undergo indeterminate cleavage

b. Deuterostomes the mouth forms from the blastopore

c. Protostomes undergo spiral cleavage 

D. Deuterostomes the coelom forms from clumps of mesoderm splitting off.

d.

C. Protostomes undergo spiral cleavage


300

Which of the following uses a lophophore?

a. Annelida

b. Molluscs

c. Nematodes

d. Brachiopods

D. Brachiopods


Lophophorates --> Ectoprocta and Brachiopods

300

Insects and crustaceans are characterized by having 

a. tentacles armed with cnidocytes used for defense and prey capture

b. Muscular foot, visceral mass, and mantle

c. Segmented bodies, hard exoskeletons, and jointed appendages

d. Body wall muscles that are all longitudinal

C. Segmented bodies, hard exoskeletons, and jointed appendages 


Arthropods --> Chelicerates (arachnids) and Pancrustacea (insects and crustaceans)


A. describes cnidaria 

B. describes molluscs 

D. Nematodes

300

Both fungi and arthropods use _____ for structural support?

a. Collagen

b. Cellulose

c. Chitin

d. Lignin

C. Chitin 


Lignin supports the cells of xylem (tracheids)

400

A body cavity lined by tissue derived only from mesoderm is ______. Also known as a true body cavity

Coelom


Hemocoel derived from mesoderm and endoderm. Animals with a hemocoel are known as pseudocoelomates. 


Animals that lack a body cavity are compact and known as acoelomates.
400

In which classification of animals, does the cells produced by early cleavage retain the ability to develop into a complete embryo. 

a. Acoelomates

b. Pseudocoelomates

c. Protostomes

d. Deuterostomes

D. Deuterostomes 


Deuterostomes undergo indeterminate cleavage. 

Acoelomates refers to animals lacking a body cavity (compact)

Pseudocoelomates refers to animals with a hemocoel body cavity.

400

_____ are flagellated collar cells that generate a water current through the sponge and ingest suspended food.

a. Amoebocytes

b. Choanocytes

c. Cnidocytes

d. Nematocysts

B. Choanocytes (Porifera)


Amoebocytes: These cells can transport nutrients to other cells of the sponge body, produce materials for skeletal fibers, or become any type of sponge cell as needed (totipotent) (Porifera)


Cnidocytes:cells function in defense and prey capture (Cnidaria)


Nematocysts: A capsule like organelle containing a coiled thread that when discharged can penetrate the body wall of prey. (Cnidaria)


400

Which of the following combinations of phylum and description is correct?

a. Arthropoda- muscular foot, visceral mass, and mantle

b.Echinoderms- rotifers, jaws called trophi, and parthenogenesis

c. Platyhelminthes–flatworms, gastrovascular cavity, acoelomate

d.Cnidaria- sponges, lack tissue, and filter feeders

C. Platyhelminthes–flatworms, gastrovascular cavity, acoelomate


Arthropoda- Segmented body, hard exoskeleton, and jointed appendages 

Molluscs- muscular foot, visceral mass, and mantle

Echinoderms- endoskeleton of hard calcareous plates, water vascular system, and radial symmetry 

Syndermata- rotifers, jaws called trophi, and parthenogenesis

Porifera- sponges, lack tissue, and filter feeders 

Cnidaria- Diploblastic, Radial body, and central digestive compartment


400

Which large group of animals contains vertebrates?

a. Porifera

b. Lophotrochozoa

c. Ecdysozoa

d. Deuterostomia

D. deuterostomia 


The following large groups of animals are all invertebrates 

- Porifera

- Cnidaria

- Lophotrochozoa

- Ecdysozoa


Deuterostomia contains chordata, which includes vertebrates

500

_______ and _____ tissue are unique, defining characteristics of animals


Animals are supported by structural proteins such as ______, rather than cell walls

Nervous and muscle tissue are unique, defining characteristics of animals


Animals are supported by structural proteins such as Collagen , rather than cell walls


500

Morphological and molecular evidence indicate that _____________ are the closest living relatives to animals

Flagellated protists called choanoflagellates

500

A diploid nuclei cell containing 18 chromosomes undergoes one round of meiosis, followed by two rounds of mitosis. The resulting cells will have how many chromosomes?

9 Chromosomes

500

The water vascular system of echinoderms functions in ______ and ______.

it functions in locomotion and feeding

500

Which group includes all the other groups?

a. Porifera

b. Lophotrochozoa

c. Eumetazoa

d. Metazoa

D. Metazoa