Course

Animal Biology

Study Pack

Set 30 Homeostasis Osmotic Regulationexcretionand Temperature Regulation

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Question 1

(Multiple Choice)

Free
Terrestrial animals can replace water losses by getting some liquid from their food,drinking water,and by

A)absorbing moisture from the air.
B)swimming in water periodically.
C)forming metabolic water in the cells by oxidation of organic compounds.
D)eating salt to retain water.
E)forming water from the hydrogen and oxygen secured by the lungs from the air.

Answer

Question 2

(Multiple Choice)

Free
The ___________ of annelids and molluscs is an open,or "true," nephridium.

A)protonephridium
B)mesonephridium
C)metanephridium
D)nephridium
E)eunephridium

Answer

Question 3

(Multiple Choice)

Free
In many modern animals,the ancient archinephric duct became

A)a duct for sperm transport.
B)the urethra.
C)the ureter.
D)the loop of Henle.
E)the whole kidney.

Answer