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Unit 2: Introduction to Animals Flashcards | StudBud
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Unit 2: Introduction to Animals
Unit 2: Introduction to Animals
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This is a review of the second unit, Introduction to Animals, for the Zoology class
Flashcards
14 cards
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Practice quiz
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Questions
14
Answers
1
A group of similar cells organized together in a functional unit makes up ___.
specialized cells
a tissue
a nervous system
an organ
2
Figure 3-2 to the right shows ___.
direct development of a vertebrate
indirect development of an invertebrate
indirect development of a vertebrate
direct development of an invertebrate
3
Some animals are said to be “hermaphroditic”. To what does this term refer?
a single species had both radial and bilateral symmetry
one animal possesses both female and male sex organs
an animal’s ability to reproduce both sexually and asexually
a single species has both a sessile and a motile stage
4
What would be a characteristic of all organisms found within the Animalia Kingdom?
motility
heterotrophic
omnivorous
prokaryotic
5
The animal in Figure 1-1 could be described using the term ___.
bilateral
invertebrate
endoskeleton
sessile
6
The support system of the animal in Figure 1-4 would be described as ___.
hydrostatic skeleton
endoskeleton
exoskeleton
molting skeleton
7
True or False:
Vertebrates
will either have exoskeletons or hydrostatic skeletons.
True
False
8
True or False: Humans show
indirect
development
True
False
9
Animals’ most important function is to maintain a stable internal balance which is ___.
homeostasis
respiration
excretion
stabilization
10
Which of the following animals could be described as a parasitic invertebrate?
bird
tapeworm
butterfly
none of the above
11
True or False: Animals that make exact clones during reproduction undergo
sexual reproduction.
True
False
12
True or False:
Invertebrates
make up 95% of all species in Kingdom Animalia
True
False
13
Which of the following best describes what a “zygote” is?
a fertilized egg
a type of body cavity
a hermaphrodite
a clone
14
True or False:
Respiration
involves exchanging carbon dioxide and oxygen
True
False
