WorksheetsSkeleton
Total questions: 14
Worksheet time: 9mins
All mammals, including humans, and dogs have a ........................... support movement .
skeleton
lungs
heart
●Without a ....................................., a mammal would have little shape and unable to move.
stomach
skeleton
lungs
a rigid support system that includes bones that connect to the soft structures of the body.
(a)
The ......................................................... protect the heart and lungs.
skull
brain
ribs
The (a) protects the brain .
Cow , dog and ............................................from mammals .
snake
human
fish
Animals with an internal bony skeleton.
vertebrates
invertebrates
(a) is important to carry many of the
Materials they need to all parts of the body.
Vertebrates rely on ...................................... to carry many of the
Materials they need to all parts of the body.
oxygen
blood
air
In vertebrates, the heart is located near the center of the body.
true
false
The ............................... is the internal organ that pumps blood.
heart
nose
stomach
Have hearts that pump blood around the body in one circular motion
mammals
fish
Have hearts that pump blood in two different direction.
fish
elephants
dolphins
Vertebrates that live in water have hearts that pump blood in two different circles.
false
true
