WorksheetsIntro to Animals: Vertebrates & Invertebrates
Total questions: 25
Worksheet time: 13mins
Name
Class
Date
1.
The largest group of animals are the ...
a)
vertebrates
b)
invertebrates
2.
When an organism reproduces by breaking off and develops into an identical individual ?
a)
budding
b)
fragmentation
c)
sexual
3.
An animal digetsts its food in its
a)
respitory system
b)
nervouse system
c)
digestive system
d)
circulatory system
4.
Starfish have a(n) -- body plan
a)
assymetrical
b)
radial
c)
bilateral
5.
Earthworms have a(n) -- body plan
a)
assymetrical
b)
radial
c)
bilateral
6.
Soft coral have a(n) -- body plan
a)
assymetrical
b)
radial
c)
bilateral
7.
Squid have a(n) -- body plan
a)
asymetrical
b)
radial
c)
bilateral
8.
Lobsters perform respiration using
a)
blood
b)
gills
c)
lungs
9.
All invertebrates
a)
have a backbone
b)
lack a backbone
c)
don't have a circulatory system
d)
use gills
10.
Parenting skills of birds and mammals differfrom those of fish and reptiles in that
a)
fish and reptiles parent until their offspringare adults
b)
birds & mammals have fewer offspring, so theyparent longer.
c)
fish & reptiles havefewer offspring, so they parent longer.
d)
only birds and mammals abandon their offspring at birth.
11.
An example of an ectotherm is a
a)
human
b)
bird
c)
whale
d)
lizard
12.
An embryo developsspecialized cells through
a)
fusion
b)
fertizilation
c)
metamorphosis
d)
differentiation
13.
Which of the following helps keep a mammal’sbody temperature stable?
a)
feathers
b)
scales
c)
fur and/or hair
d)
mucus
14.
An animal that maintains its own bodytemperature is called a(n)
a)
endotemp
b)
ectotemp
c)
endotherm
d)
ectotherm
15.
Two types of asexualreproduction are
a)
budding and fragmentation.
b)
egg and differentiation.
c)
differentiation and fertilization.
d)
sperm and embryo.
16.
The type of reproduction that results inoffspring genetically identical to the parent is called
a)
fertilization.
b)
differentiation.
c)
sexual reproduction
d)
asexual reproduction
17.
Most reptiles live on land because
a)
they cannot swim
b)
they do not need water to lay their eggs
c)
their skin must be kept dry.
d)
they eat other vertebrates.
18.
A strong but flexible column ofindividual bony units, or vertebrae, is called a(n)
a)
backbone
b)
spinal cord.
c)
nervous system.
d)
notochord
19.
All chordates have a(n)
a)
backbone
b)
spinal cord
c)
notochord
d)
nervous system
20.
Which of the following are NOT echinoderms?
a)
crabs
b)
sea urchins
c)
sea stars
d)
sand dollars
21.
Most amphibians live near freshwaterbecause
a)
their eggs and larvae need water to survive
b)
they breathe through gills throughout their life cycle.
c)
they are dry skinned and need water.
d)
. it is the only place to find food.
22.
An animal whose bodytemperature changes with the environment is called a(n)
a)
endotherm
b)
ectotherm
c)
endotemp
d)
exotemp
23.
9.The blood vessels that carry blood to and from the heart are
a)
veins and capillaries.
b)
capillaries and veins.
c)
arteries and capillaries.
d)
arteries and veins.
24.
Invertebrates, blood is pushed through a closed circulatory system by the
a)
lungs.
b)
blood vessels.
c)
heart
d)
arteries.
25.
The main respiratory organs of land vertebrates are inside the body to
a)
keep them clean
b)
protect them from infection.
c)
keep them from drying out.
d)
provide body support.
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