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End of Chapter Quiz
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1
The monitoring and adjusting of the body's condition such as temperature and pH is also known as
A)exothermy.
B)homeostasis.
C)osmoregulation.
D)ectothermy.
2
Which of the following describes the method of regulation whereby the response of an effector inhibits the actions of the effector?
A)inhibitory regulation
B)homeostasis
C)positive feedback loop
D)negative feedback loop
3
Which of the following is not involved in osmoregulation?
A)pancreas
B)nephridia
C)Malpighian tubules
D)flame cells
4
Which of the following animals use Malpighian tubules for excretion?
A)birds
B)ants
C)kangaroo rats
D)earthworms
5
If your blood sugar is too low, the hormone glucagon is released by the pancreas. This hormone will cause
A)the release of insulin.
B)glycogen to break down.
C)glycogen to be formed.
D)fat to be formed.
6
To keep the proper concentrations of water and solutes in their blood, freshwater bony fish must drink
A)lots of water and excrete large volumes of urine that are hypotonic to body fluids.
B)no water and excrete large volumes of urine that are hypotonic to body fluids.
C)lots of water and excrete large volumes of urine that are isotonic to body fluids.
D)no water and excrete large volumes of urine that are isotonic to body fluids.
7
Which of the following animals has the least concentrated urine relative to its blood plasma?
A)bird
B)freshwater fish
C)camel
D)shark
8
Selective reabsorption of components of the glomerular filtrate occurs where?
A)Bowman's capsule
B)glomerulus
C)loop of Henle
D)collecting duct
9
Water is removed from kidney filtrate by the process of
A)diffusion.
B)active transport.
C)facilitated diffusion.
D)osmosis.
10
Humans excrete their excess nitrogenous wastes as
A)uric acid crystals.
B)compounds containing protein.
C)ammonia.
D)urea.





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