F22 BIOL S Final Exam Review

A group of parts that work together to achieve a goal. 

• matter 
• system 
• conduction 
• solar energy 

If one part of the system fails ...... 

• The system will not work as well. 
• The system will be just fine. 
• More people will like the Steelers. 
• the system will explode. 

Cells combine to form tissues, and tissues combine to form organs. This shows....

• Some parts of a system are more important than others

• Parts of a system can be placed in order from simple to complex

• feedbacks

This is information used to control the process or output of a system. 

• subsystems 
• input 
• feedback 
• banana 

Loops that cause a response to build up and build up until something big happens are called ____________ loops

• positive

• negative

The heater kicks on and the house warms up, so it kicks off. Then the house cools a bit and the heater kicks back on. This continues all day. It's a _____________ loop.

• positive

• negative

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

A feedback loop best fits which characteristic of life?

• Cells

• Organization

• Homeostasis

• Adaptation

What is a model (in general)?

• A simplified version of something.

• A unique picture of an atom.

• A image of an atom.

• A fun puzzle

Models are used to better understand a complex thing.

• True

• False