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Animal Review
Test Description: Review of animal characteristics and body systems
Instructions: Answer all questions to get your test result.
1) Organisms have many planes of symmetry along which they can be cut into equal halves.
A
Pseudosymmetry
B
Radial symmetry
C
Asymmetry
D
Bilateral symmetry
2) Organisms that maintain a constant internal body temperature are said to be _________.
A
endodermic
B
endothermic
C
ectodermic
D
ectothermic
3) Middle tissue layer
A
mesoderm
B
endoderm
C
ectoderm
D
blastoderm
4) Organisms that cannot be cut into equal halves are said to be _______.
A
Radially symmetrical
B
Asymmetrical
C
Pseudosymmetrical
D
Bilaterally symmetrical
5) Which of the following is NOT a characteristic of animals?
A
Multicellular
B
Cell Wall
C
Heterotrophic
D
Eukaryotic
6) Which body system is responsible for TRANSPORTING oxygen, nutrients, and waste?
A
respiratory
B
digestive
C
circulatory
D
excretory
7) Into which body system do organs like nephridia, kidneys, and Malpighian tubules belong?
A
excretory
B
circulatory
C
respiratory
D
digestive
8) Which of the following correctly describes an INCOMPLETE digestive system?
A
It has one opening to its gastrovascular cavity.
B
It has two openings to its gastrovascular cavity.
C
It has two openings on opposite ends of the tract, a mouth and an anus.
9) Which of the following correctly describes a CLOSED circulatory system?
A
The blood (hemolymph) is pumped away from the heart in vessels and empties into the body cavities.
B
The blood (hemolymph) exits the vessels and directly contacts the body organs.
C
The blood (hemolymph) remains within vessels and never directly contacts the body organs.
10) Which body system is responsible for EXCHANGING oxygen and carbon dioxide with the environment?
A
circulatory
B
digestive
C
excretory
D
respiratory
11) Which body system is responsible for coordinating responses to what an organism senses in its environment?
A
Reproductive
B
Digestive
C
Circulatory
D
Nervous
12) Which type of body support structure uses water pressure to maintain the shape of the organism?
A
Pseudoskeleton
B
Exoskeleton
C
Hydrostatic skeleton
D
Endoskeleton
13) Which body system ensures species survival by producing the cells needed to make an offspring?
A
Respiratory
B
Reproductive
C
Nervous
D
Digestive
14) Which type of body support structure consists of an internal network of cartilage or bone?
A
Endoskeleton
B
Pseudoskeleton
C
Hydrostatic skeleton
D
Exoskeleton
15) Which body system is responsible for ELIMINATING waste produced from cellular metabolism?
A
Excretory
B
Digestive
C
Circulatory
D
Respiratory
16) Which of the following structures is present in the bodies of VERTEBRATES but not invertebrates?
A
Muscle
B
Blood Vessels
C
Spinal Cord
D
Skeleton
17) Which of the following terms refers to the centralization of neural tissue in a distinct head region?
A
Neurolocalization
B
Encrustation
C
Cephalization
D
Sensation
*select an answer for all questions
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