Feedback Mechanisms
Authored by Jessica Kohout
Biology
9th Grade
NGSS covered
Used 235+ times
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22 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
When the level of glucose in the blood is too high, the pancreas secretes insulin. The insulin causes the blood glucose to decrease. When the blood glucose becomes too low, the pancreas secretes glucagon. The glucagon cause the blood glucose to increase. What does this process represent?
Negative feedback
Positive feedback
Neutral feedback
Diabetes
Tags
NGSS.HS-LS1-3
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The diagram shows the feedback mechanism that maintains body temperature.
If a person's body temperature gets too high, how does the body respond in order to maintain homeostasis?
An increase in blood sugar.
Releasing insulin.
Shivering
Sweating
Tags
NGSS.HS-LS1-3
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is another word that can be used to describe "homeostasis"?
Stable
Equal
Complete
Correct
Tags
NGSS.HS-LS1-3
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
If the environment gets cold, we will often shiver in order to:
Keep body temperature the same as the external temperature
Decrease body temperature
Increase body temperature
Regulate blood pressure
Tags
NGSS.HS-LS1-3
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
When you get cut, your skin cells release hormones that signal platelets to come and stop the bleeding. Platelets then release more hormones that signal even more platelets to help stop bleeding. The hormone signals continue until the cut is closed.
Positive Feedback
Negative Feedback
Tags
NGSS.HS-LS1-3
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
When glucose levels in the blood rise, your brain sends a signal to your pancreas. The pancreas releases insulin, which opens channels in cell membranes to allow glucose to enter the cell, lowering blood sugar levels.
Positive Feedback Response
Negative Feedback Loop
Tags
NGSS.HS-LS1-3
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Maintaining body temperature is an example of a:
Tags
NGSS.HS-LS1-3
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