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WorksheetsNegative & Positive Feedback Loop
Total questions: 10
Worksheet time: 7mins
Name
Class
Date
1.
If the environment gets cold, we will often shiver in order to:
a)
keep body temperature the same as the external temperature
b)
decrease body temperature
c)
increase body temperature
d)
regulate blood pressure
2.
The "cause" for something to happen is the
a)
response
b)
effect
c)
stimulus
d)
homeostasis
3.
The "effect" of a given stimulus is the...
a)
response
b)
stimulus
c)
cause
d)
result
4.
The two types of feedback systems that help organisms maintain homeostasis are:
a)
positive and negative
b)
receptor and effector
c)
static and dynamic
d)
minor and major
5.
Maintaining body temperature is an example of a:
a)
negative feedback loop
b)
positive feedback loop
6.
What is the point of a feedback loop?
a)
To provide the body with more energy
b)
To provide the body with more food
c)
To make sure the conditions in the body are always changing
d)
To make sure the conditions in the body remain stable
7.
The process of childbirth is an example of:
a)
negative feedback loop
b)
positive feedback loop
8.
What type of feedback loop is shown?
a)
negative
b)
neutral
c)
positive
9.
Failure to maintain homeostasis could result in:
a)
lack of internal balance
b)
eventual death
c)
difficulty carrying on metabolism
d)
all three
10.
Negative Feedback Loops:
a)
amplify processes
b)
prevent small changes from getting larger
c)
are initiated during childbirth
d)
are found only in plants
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