Homeostasis/biological organisation
Authored by Pallavi Vaswani
Science
9th Grade
NGSS covered
Used 1+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
3 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.
Cuando te cortan, las células de la piel liberan hormonas que indican a las plaquetas que vengan y detengan el sangrado. Las plaquetas luego liberan más hormonas que indican aún más plaquetas para ayudar a detener el sangrado. Las señales hormonales continúan hasta que se cierra el corte.
Positive Feedback Response
Negative Feedback Loop
Tags
NGSS.HS-LS1-3
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
When you are cold, you shiver and your blood vessels contract, which warms you up. When you are hot, you sweat and your blood vessels expand, which cools you down.
Cuando tienes frío, tiemblas y tus vasos sanguíneos se contraen, lo que te calienta. Cuando tienes calor, sudas y tus vasos sanguíneos se expanden, lo que te enfría.
Positive Feedback Response
Negative Feedback Loop
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which diagram represents an organ?
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following are in the correct order?
organ system, cell, organ, tissue, organism
cell, organ, tissue, organ system, organism
cell, tissue, organelle, organ system, organism
cell, tissue, organ, organ system, organism
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Homeostasis mechanisms...
keep everything exactly the same.
usually operate by positive feedback systems.
act to keep the internal environmental conditions outside the normal range
is the ability to maintain a relatively stable internal environment
Tags
NGSS.HS-LS1-3
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
This feedback system amplifies a change until a desired outcome is reached.
Este sistema de retroalimentación amplifica un cambio hasta que se alcanza el resultado deseado.
positive feedback system
negative feedback system
neutral feedback system
self-monitoring feedback system
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The feedback system that returns the body back to the normal set point.
El sistema de retroalimentación que devuelve el cuerpo al punto de ajuste normal.
positive
negative
neutral
returnable
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