Animal Review Question Preview (ID: 42109)
Review Of Animal Characteristics And Body Systems.
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Organisms have many planes of symmetry along which they can be cut into equal halves.
a) Bilateral symmetry
b) Radial symmetry
c) Asymmetry
d) Pseudosymmetry
Organisms that maintain a constant internal body temperature are said to be _________.
a) endothermic
b) ectothermic
c) endodermic
d) ectodermic
Middle tissue layer
a) endoderm
b) ectoderm
c) mesoderm
d) blastoderm
Organisms that cannot be cut into equal halves are said to be _______.
a) Bilaterally symmetrical
b) Radially symmetrical
c) Asymmetrical
d) Pseudosymmetrical
Which of the following is NOT a characteristic of animals?
a) Multicellular
b) Heterotrophic
c) Eukaryotic
d) Cell Wall
Which body system is responsible for TRANSPORTING oxygen, nutrients, and waste?
a) circulatory
b) respiratory
c) excretory
d) digestive
Into which body system do organs like nephridia, kidneys, and Malpighian tubules belong?
a) circulatory
b) respiratory
c) excretory
d) digestive
Which of the following correctly describes an INCOMPLETE digestive system?
a) It has two openings to its gastrovascular cavity.
b) It has one opening to its gastrovascular cavity.
c) It has two openings on opposite ends of the tract, a mouth and an anus.
d)
Which of the following correctly describes a CLOSED circulatory system?
a) The blood (hemolymph) exits the vessels and directly contacts the body organs.
b) The blood (hemolymph) remains within vessels and never directly contacts the body organs.
c) The blood (hemolymph) is pumped away from the heart in vessels and empties into the body cavities.
d)
Which body system is responsible for EXCHANGING oxygen and carbon dioxide with the environment?
a) circulatory
b) respiratory
c) excretory
d) digestive
Which body system is responsible for coordinating responses to what an organism senses in its environment?
a) Digestive
b) Reproductive
c) Circulatory
d) Nervous
Which type of body support structure uses water pressure to maintain the shape of the organism?
a) Hydrostatic skeleton
b) Endoskeleton
c) Exoskeleton
d) Pseudoskeleton
Which body system ensures species survival by producing the cells needed to make an offspring?
a) Respiratory
b) Reproductive
c) Digestive
d) Nervous
Which type of body support structure consists of an internal network of cartilage or bone?
a) Hydrostatic skeleton
b) Endoskeleton
c) Exoskeleton
d) Pseudoskeleton
Which body system is responsible for ELIMINATING waste produced from cellular metabolism?
a) Circulatory
b) Respiratory
c) Excretory
d) Digestive
Which of the following structures is present in the bodies of VERTEBRATES but not invertebrates?
a) Spinal Cord
b) Blood Vessels
c) Skeleton
d) Muscle
Which of the following terms refers to the centralization of neural tissue in a distinct head region?
a) Cephalization
b) Encrustation
c) Neurolocalization
d) Sensation
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