WorksheetsAnimal Structure and Function
Total questions: 20
Worksheet time: 10mins
Which is NOT used to provide an animal with structural support?
endoskeleton
exoskeleton
hydrostatic skeleton
nerve net
The fluid-filled sac in an earthworm is called a(n)
coelom
endoskeleton
nerve cord
nerve net
The animal pictured below has which type of support system?
endoskeleton
exoskeleton
hydrostatic skeleton
no skeleton
Animals with ___________ do not have brains.
endoskeletons
gills
nerve cords
nerve nets
Which structure is used for food storage?
crop
gizzard
kidney
stomach
Capillaries are found in animals with
coeloms
spiracles
closed circulatory systems
open circulatory systems
Which is not used for gas exchange?
crops
gills
book lungs
tracheal tubes
The animal below uses which organs to excrete ammonia?
gills
intestines
kidneys
lungs
Which is NOT used by aquatic animals to move through the water?
fin
gill
tail
wing
What is the basic process of gas exchange?
absorption
circulation
diffusion
excretion
Which term describes a protective support structure found on the outside of certain organisms?
endoskeleton
exoskeleton
cartilage skeleton
hydrostatic skeleton
An animal with bilateral symmetry would most likely have which nervous system structure?
bones
intestines
nerve cords
nerve nets
How do the excretory structures of fish compare with those of birds?
Birds excrete feces and fish do not.
Birds have gizzards and fish have crops.
Fish have gills and birds have lungs.
Fish have kidneys and birds do not.
Which animal moves by undulation?
seagull
snake
squid
squirrel
What is the function of a crop?
exchange gases
protect organs
store food
transport material
Which gas exchange structure is shown?
gill
lung
book lung
tracheal tube
How do terrestrial animals excrete carbon dioxide?
through gills
through inhalation
through lungs
through exhalation
Which animal has a nerve net that controls its body?
dog
python
flying squirrel
sea anemone
A biologist in the field finds a large animal tooth like the one shown. Which describes how a tooth of this shape and size was most likely used?
to bite into large prey
to chew insects
to eat grass
to eat leaves from trees
What gives hydrostatic skeleton support?
bones
cartilage
coelom
shell
