Biology: The Dynamics of Life, North Carolina Edition

Section 1: Typical Animal Characteristics

Typical Animal Characteristics

1
Which of these describes an animal whose mouth develops from cells found on the gastrula?
A)a larva
B)an embryo
C)a deuterosome
D)a blastula
2
Which of these is NOT a characteristic of all animals?
A)is a eukaryote
B)has multiple cells
C)is a heterotrope
D)has cells with cell walls
3
Which of these characteristics does not correctly explain why elephants are classified as animals?
A)Elephants are eukaryotes.
B)Elephants are multicellular organisms.
C)Elephants are sessile.
D)Elephants depend on autotrophs for food.
4
Corals are animals that move around their environment only during the early part of their lives, then they become __________.
A)vertebrates
B)autotrophs
C)bilaterally symmetric
D)sessile
5
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What does this illustration represent?
A)fertilization
B)photosynthesis
C)mitosis
D)cleavage
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