Characteristics of Life
Needs of Living Things
Vocab Words
Abiotic vs. Biotic
Just for Fun
100
An apple tree does this when it makes seeds
Reproduction
100
Living things need what to live, grow, and expend energy?
Food and water
100
What is an organism?
Any living thing
100
What is an abiotic factor?
A non-living part of an environment
100
How long do mayflies live?
One day
200
When you yank your hand away from a hot stove, it is an example of what characteristic?
Response to stimuli
200
What is a vital resource that allows organisms to do things?
Energy
200
What is a stimulus?
A change in an organism's surroundings, such as a loud noise, that causes a response.
200
What is a biotic factor?
A living part of an environment
200
Name four types of stimuli
heat, light, pain, noise, cold, fear
300
A seed turning into a plant is an example of what characteristic?
Growth and development
300
What is the main ingredient in many chemical reactions needed for life?
Oxygen
300
What is development
Changes that occur as organisms grow.
300
Is an organism an abiotic factor?
No! NEVER!!!
300
How often do pine trees reproduce?
2 years
400
Fish having gills to breath the dissolved oxygen in the water is an example of which characteristic?
Adapt and evolve
400
What is an area for an organism to live without interference?
Living Space
400
What is homeostasis?
maintaining stable internal conditions
400
What is the relationship between abiotic factors and biotic factors?
An abiotic thing is used to enhance the life of a biotic thing, EX: water is used by biotic things to survive
400
What is the average human life span?
80 years
500
A plant taking in sunlight to convert into sugar is an example of which characteristic?
Complex chemical processes
500
What do organisms need to do even though conditions outside are always changing?
Maintain stable, internal conditions.
500
What is a life span
The length of time an organism is expected to live.
500
A dead dog is an example of what kind of factor?
Biotic
500
How often do bacteria reproduce?
Every 20 minutes
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