Unit 1 Exam Review Feedback Loops

What is the point of a feedback loop?

• To provide the body with more energy

• To provide the body with more food

• To make sure the conditions in the body are always changing

• To make sure the conditions in the body remain stable

Tags

NGSS.HS-LS1-3

A feedback loop best fits which characteristic of life?

• Cells

• Organization

• Homeostasis

• Adaptation

Tags

NGSS.HS-LS1-3

In this body temperature feedback loop, predict what would happen if cooling mechanisms were NOT activated?

• The body would not warm up.

• The body would not cool down.

• Your body would get colder and colder.

• Your body would release lots of heat.

Tags

NGSS.HS-LS1-3

The two types of feedback systems that help organisms maintain homeostasis are:

• positive and negative 
• receptor and effector
• static and dynamic
• minor and major

Tags

NGSS.HS-LS1-3

Maintaining body temperature is an example of a:

• negative feedback loop
• positive feedback loop

Tags

NGSS.HS-LS1-3

The "cause" for something to happen is the

• response
• effect
• stimulus
• homeostasis

Tags

NGSS.MS-LS1-8

The "effect" of a given stimulus is the...

• response
• stimulus
• cause
• result

Tags

NGSS.MS-LS1-8

Negative Feedback Loops:

• amplify processes
• prevent small changes from getting larger
• are initiated during childbirth
• are found only in plants

Tags

NGSS.HS-LS1-3

The following is an example of what type of feedback loop?

• Negative Feedback Loop
• Neutral Feedback Loop
• Positive Feedback Loop
• Cowboy Feedback Loop

Tags

NGSS.HS-ESS2-2

NGSS.HS-ESS2-7

The following is an example of what type of feedback loop?

• Negative Feedback Loop
• Neutral Feedback Loop
• Positive Feedback Loop
• Cowboy Feedback Loop

Tags

NGSS.HS-LS1-3

NGSS.HS-ESS2-2