The characteristics of living organisms



Characteristics of Living Things

Mystery Organism

|Characteristics of Living Things |Characteristics of Non-Living Things |

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|Reasons why Organism is Alive |Reasons why Mystey Organism is NOT Alive |

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What is the mystery organism? _______________________________________________________________

The characteristics of living organisms

All living things…

are made of __________. 6. ____________.

have _______ 7. ______________ to their environment.

obtain and use ______________. 8. _____________ to their environment.

___________ Wastes

__________ and ____________. 9. Maintain _____________________

***To be considered alive, an object must exhibit all of the characteristics of living things.***

1. All living things are made up of _____________

The cell is the _____________________________

a. Some cells are made up of a single cell (___________________). Most are too small to see.

b. Most living organisms are made up of many cells (________________________). These are the organisms that you can usually see.

2. All living things have DNA

a. _____________ is a universal __________________ shared by all organisms

3. Obtain and use energy

ALL forms of life get the energy they use from the ________. Directly or indirectly

a. Plants and bacteria can capture this energy directly. (_______________)

b. Animals use food as a source of energy but the food that animals eat comes from plants or animals that eat plants. (___________________)

4. _________________ Wastes- all organisms obtain and use energy and get rid of waste profducts.

Ex: plants take in sunlight, water, and carbon dioxide to make glucose (sugar) and excrete ___________ as waste

5. Grow and develop

Most organisms grow into adult forms

6. Reproduce

a. ___________________- one parent creates genetically identical offspring

b. ____________________- two different parents contribute genetic material

7. Respond to the environment

a. All multicellular and unicellular organisms respond to stimuli in their environment.

–__________________ anything that causes a change in an organism.

–__________________ the reaction to a stimulus

8. Adapt to the environment

a. All living things have the ability to __________ to a favorable environment where they are able to reproduce.

- _________________________- behavior or characteristic trait that helps a species survive.

9. Maintain Homeostasis

a. Living things maintain _______________________

–__________________________- a stable internal environment

•Ex: Humans are able to maintain a constant body temperature despite changes in the weather.

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