Chapter 14: 1- A Animals And Behavior Question Preview (ID: 1894)

Section 1A: What Is An Animal?

What characteristic is NOT true of animals?
a) They are multicellular.
b) they usually reproduce sexually.
c) They make their own food.
d) They have tissues.

All ___ lack a skull and a backbone.
a) vertebrates
b) eukaryotes
c) nulticellular organisms
d) invertebrates

Any animal with a skull and a backbone is classified as ___.
a) a vertebrate
b) a consumer
c) a mammal
d) multicellular

Scientists have named about one million species of animals. Most of them are ___, meaning they do not have a backbone.
a) insects
b) nonvertebrates
c) invertebrates
d) vertebrates

Which of the following is a vertebrate?
a) amphibian
b) beetle
c) starfish
d) spider

Which of the following is an invertebrate?
a) mammal
b) reptile
c) butterfly
d) bird

A natural sponge is a(n) ___.
a) plant
b) vertebrate
c) invertebrate
d) porous rock

One-fourth of all animals species are invertebrates called ___.
a) mammals
b) mullusks
c) reptiles
d) beetles

Less than 5% of known animals species are ___.
a) vertebrates
b) invertebrates
c) avertebrates
d) nonvertabrates

The majority of the known animals species are invertebrates called ___.
a) mammals
b) reptiles
c) insects
d) worms

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