quiz 6 bio 102

Created by deannagriffin08 

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1.If an animal is an invertebrate, this means that the animal:

a. Does not have a backbone
b. Has a backbone
c. Has a complete digestive tract
d. Does not have a complete digestive tract
e. Does not have true tissues

a. Does not have a backbone

2.Which of the following characteristics do all animals share?

a. They are single-celled eukaryotes
b. They are multi-cellular prokaryotes
c. They are multi-cellular eukaryotes
d. They are single-celled prokaryotes

c. They are multi-cellular eukaryotes

3.Which of the following is not a characteristic shared by animals?

a. They form a dikaryotic cell during development
b. They have a developmental stage called a blastula
c. They are multi-cellular eukaryotes
d. They are heterotrophs
e. They secrete and bind to a substance called the extracellular matrix

a. They form a dikaryotic cell during development

4.In animals, a sphere of embryonic cells surrounding a fluid-filled cavity is called a:

a. Gastrovascular cavity
b. Blastula
c. Coelom
d. Gastrula
e. Hydrostatic skeleton

b. Blastula

5. The embryonic germ layer of tissue in animals that develops into the skin and nervous system is the:

a. Pachyderm
b. Endoderm
c. Mesoderm
d. Protoderm
e. Ectoderm

e. Ectoderm

6.The embryonic germ layer of tissue in animals that develops into the digestive tract and organs derived from the digestive tract is the:

a. Pachyderm
b. Ectoderm
c. Mesoderm
d. Endoderm
e. Protoderm

d. Endoderm

7.The embryonic germ layer of tissue in animals that develops into the muscles and reproductive system is the:

a. Pachyderm
b. Ectoderm
c. Mesoderm
d. Endoderm
e. Protoderm

c. Mesoderm

8.The type of body symmetry in which any plane passing through the body from the mouth to the opposite end divides the body into mirror images is:

a. Longitudinal symmetry
b. Mirrored symmetry
c. Bilateral symmetry
d. Radial symmetry
e. Asymmetrical

d. Radial symmetry

9.The type of body symmetry in which only one plane divides the body into mirror images is:

a. Radial symmetry
b. Bilateral symmetry
c. Longitudinal symmetry
d. Mirrored symmetry
e. Asymmetrical

b. Bilateral symmetry

10.A fluid-filled body cavity that forms completely within the mesoderm of animals is a:

a. Coelom
b. Blastula
c. Gastrula
d. Protostome
e. Deuterostome

a. Coelom

11.Which of the following does not have a true coelom?

a. Earthworm
b. Snail
c. Roundworm
d. Sea star
e. Insect

c. Roundworm

12.An animal that uses one opening to take in food and eject waste most likely has which of the following?

a. Complete digestive tract
b. Incomplete digestive tract
c. Gastrovascular cavity
d. Complete digestive tract and a gastrovascular cavity
e. Incomplete digestive tract and a gastrovascular cavity

e. Incomplete digestive tract and a gastrovascular cavity

13.Sponges belong to the phylum:

a. Porifera
b. Cnidaria
c. Platyhelminthes
d. Nematoda
e. Annelida

a. Porifera

14.Corals and jellyfish belong to the phylum:

a. Porifera
b. Cnidaria
c. Platyhelminthes
d. Nematoda
e. Annelida

b. Cnidaria

15Cnidarians are:

a. Land dwelling animals
b. Arboreal animals
c. Both land dwelling and arboreal animals
d. Both land dwelling and aquatic animals
e. Aquatic animals

e. Aquatic animals

16Cnidarians all share the ability to do which of the following?

a. Photosynthesize
b. Secrete enzymes to digest food
c. Sting predators and prey
d. Live on land
e. Fly

c. Sting predators and prey

17Flukes and tapeworms belong to the phylum:

a. Platyhelminthes
b. Cnidaria
c. Porifera
d. Nematoda
e. Annelida

a. Platyhelminthes

18The Platyhelminthes contain which of the following organisms?

a. Flukes
b. Jellyfish
c. Sponges
d. Insects
e. Mollusks

a. Flukes

19Snails and squids belong to the phylum:

a. Cnidaria
b. Porifera
c. Platyhelminthes
d. Mollusca
e. Annelida

d. Mollusca

20A mollusk that has arms connecting directly to the head of the animal is a:

a. Gastropod
b. Cephalopod
c. Bivalve
d. Chiton
e. Fluke

b. Cephalopod

21A circulatory system that keeps blood confined within vessels after leaving the heart is referred to as:

a. A closed circulatory system
b. A gastrovascular cavity
c. An open circulatory system
d. An incomplete circulatory system
e. A complete circulatory system

a. A closed circulatory system

22A circulatory system in which the heart pumps blood to tissues throughout the body cavity is referred to as:

a. A closed circulatory system
b. A gastrovascular cavity
c. An incomplete circulatory system
d. A complete circulatory system
e. An open circulatory system

e. An open circulatory system

Leeches and earthworms belong to the phylum:

a. Porifera
b. Mollusca
c. Annelida
d. Nematoda
e. Platyhelminthes

c. Annelida

Which of the following is not a characteristic of an annelid?

a. They have a coelom
b. They have bilateral symmetry
c. They have an incomplete digestive tract
d. They are segmented
e. They have organ systems

c. They have an incomplete digestive tract

Which of the following is not a characteristic of a nematode?

a. They have a complete digestive tract
b. They are unsegmented
c. They have bilateral symmetry
d. They have a coelom
e. They exhibit cephalization

d. They have a coelom

Spiders and scorpions belong to the phylum:

a. Cnidaria
b. Echinodermata
c. Annelida
d. Mollusca
e. Arthropoda

e. Arthropoda

The three major body regions of many arthropods are:

a. Head, thorax, and abdomen
b. Head, abdomen, and legs
c. Head, thorax, and legs
d. Head, gastrovascular cavity, and thorax
e. Head, gills, and legs

a. Head, thorax, and abdomen

The most successful phylum in regards to diversity and numbers is:

a. Mollusca
b. Nematoda
c. Platyhelminthes
d. Arthropoda
e. Echinodermata

d. Arthropoda

Sea cucumbers and sea urchins belong to the phylum:

a. Cnidaria
b. Arthropoda
c. Echinodermata
d. Nematoda
e. Mollusca

c. Echinodermata

Pinworms and hookworms belong to the phylum:

a. Nematoda
b. Annelida
c. Platyhelminthes
d. Porifera
e. Cnidaria

a. Nematoda

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