Multiple Choice
This type of support system also acts as a reserve of important minerals...
a. endoskeleton
b. exoskeleton
c. hydrostatic skeleton
d. jointed skeleton
What is.....a. endoskeleton?
Exoskeltons allow animals to support more weight than endoskeletons.
What is...false?
This is a muscular organ used for mechanical digestion and is found in earthworms and birds.
What is a gizzard?
Threadlike structures that increase the surface area of the gills are called...
What are filaments?
The exchange of gases between the body and the environment is called this.
What is respiration?
An organism that cannot move from place to place is described as...
a. passive
b. sessile
c. fluid
d. static
What is....b. sessile?
A two-chambered heart allows separate pathways for blood traveling to the lungs and blood traveling to the rest of the body.
What is....false?
This is an organ that aids in digestion and absorbing nutrients.
What is the intestine?
Tiny openings found along the sides of most insects are called...
What are spiracles?
The crushing and grinding of food into small particles is called....
What is mechanical digestion?
If an ectotherm becomes too hot or cold, it may________
a. move to another location
b. pant
c. sweat
d. do all of the above
Engineers can get inspiration from animal structures for inventions to solve problems.
What is....true?
A blood-like fluid found in animals with open circulatory systems is known as...
What is hemolymph?
These are tiny vessels in circulatory systems that connect arteries and veins.
Movement from one place to another is called...
What is locomotion?
This is the maximum number of chambers in any vertebrate heart...
a. three
b. four
c. five
d. six
What is....b. four?
Most people don't eat insects because they aren't a good source of nutrition.
What is....false?
Special cells that collect information and carry nerve impulses are called...
What are neurons?
A branching network of tubes used for respiration is called...
What is the tracheae?
The method of breaking down food into nutrients used by the stomach and intestines is called...
What is chemical digestion?
Which of the following are made up of neurons?
a. brain
b. muscle
c. nerves
d. spinal cord
What is.....a. brain, c.nerves, d.spinal cord?
A frog's eyes help it to swallow its food.
Scissor-like mouth parts that insects use for eating plant material are called...
What are mandibles?
This is a muscle used by mammals to draw air into the lungs.
What is the diaphragm?
This is the elimination of waste products from the body.
What is excretion?