Understanding Feedback Loops and Receptors

Understanding Feedback Loops and Receptors

9th Grade

10 Qs

quiz-placeholder

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Understanding Feedback Loops and Receptors

Understanding Feedback Loops and Receptors

Assessment

Quiz

Science

9th Grade

Hard

Created by

Manisha ARORA

Used 1+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct order of the stimulus-response model?

Response → Stimulus → Effector → Receptor

Receptor → Stimulus → Effector → Response

Stimulus → Receptor → Control Centre → Effector → Response

Control Centre → Receptor → Stimulus → Effector

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of a receptor in the stimulus-response model?

To send signals to muscles for movement

To detect changes in the environment (stimulus)

To generate hormones for the body

To process information in the brain

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of a negative feedback loop?

Contractions during childbirth (increasing until birth)

Blood clotting in a wound (amplifying clotting)

Sweating to cool down the body

Increase in oxytocin during labour

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a feedback loop, what role does the effector play?

Detects the stimulus

Processes the information

Responds to restore balance

Sends signals to the receptor

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a positive feedback loop, what happens to the stimulus?

The response increases or amplifies the stimulus

The response decreases or stops the stimulus

The response prevents the stimulus from occurring

The body ignores the stimulus

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these is an example of a positive feedback loop?

Blood sugar regulation (insulin lowering glucose levels)

Maintaining body temperature (sweating/shivering)

Blood clotting after injury (platelets keep clotting until wound closes)

Regulating heart rate (returning to normal after exercise)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of receptor detects temperature changes?

Mechanoreceptors

Photoreceptors

Thermoreceptors

Chemoreceptors

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