the eight life processes all organisms carry out the eight life processes. all organisms carry out...
TRANSCRIPT
The Eight Life ProcessesThe Eight Life Processes
The Eight Life ProcessesThe Eight Life Processes
All organisms carry out the All organisms carry out the eight life processes.eight life processes.
An Organism = Any Living An Organism = Any Living ThingThing
Biotic Vs. AbioticBiotic Vs. Abiotic
Biotic vs. AbioticBiotic vs. Abiotic
Organisms that are dead were still living at one time. Dead does not equal abiotic!
Reproduction
GrowthAnd
Repair
Response andAdaptation to
Stimuli
Excretion
Secretion
IndependentMovement
Respiration
Ingestion
The Eight Life Processes
Ingestion (food getting)Ingestion (food getting) All organisms produce or take All organisms produce or take
in food. in food. Organisms that make their own Organisms that make their own
food are food are producers. . Organisms that eat other Organisms that eat other
organisms are known as organisms are known as consumers..
IngestionIngestion Plants produce Plants produce
their own foodtheir own food
Through the process known as
Reproduction
GrowthAnd
Repair
Response andAdaptation to
Stimuli
Excretion
Secretion
IndependentMovement
Respiration
Ingestion
The Eight Life Processes
RespirationRespiration All organisms must obtain energy from the All organisms must obtain energy from the
food they eat. food they eat. Respiration is the process by which Respiration is the process by which
organisms obtain energy from their food. organisms obtain energy from their food. Part of this process involves breathing, but Part of this process involves breathing, but
this is only one small part. The oxygen we this is only one small part. The oxygen we breathe in, for example, is used to obtain breathe in, for example, is used to obtain energy from the food that we eat.energy from the food that we eat.
RespirationRespiration
CellsCells
The air we breathe combines with the food we eat to produce energy, carbon dioxide, and water.
Reproduction
GrowthAnd
Repair
Response andAdaptation to
Stimuli
Excretion
Secretion
IndependentMovement
Respiration
Ingestion
The Eight Life Processes
Independent MovementIndependent Movement All organisms must be able to move All organisms must be able to move
under their own power. under their own power. This movement may be interior (inside This movement may be interior (inside
the organism) or exterior (outside the the organism) or exterior (outside the organism). organism).
Trees swaying in the wind, for example, Trees swaying in the wind, for example, would not be moving under their own would not be moving under their own power. However, these organisms do power. However, these organisms do have interior movement.have interior movement.
Reproduction
GrowthAnd
Repair
Response andAdaptation to
Stimuli
Excretion
Secretion
IndependentMovement
Respiration
Ingestion
The Eight Life Processes
SecretionSecretion All organisms produce useful fluids All organisms produce useful fluids
needed for body activities. These needed for body activities. These fluids are called secretions. Examples fluids are called secretions. Examples of useful body fluids include:of useful body fluids include:
1.1. SalivaSaliva
2.2. PerspirationPerspiration
3.3. Mucous Mucous
Reproduction
GrowthAnd
Repair
Response andAdaptation to
Stimuli
Excretion
Secretion
IndependentMovement
Respiration
Ingestion
The Eight Life Processes
ExcretionExcretion
All organisms must rid All organisms must rid their bodies of waste. This their bodies of waste. This is the process of excretion.is the process of excretion.
ExcretionExcretion
Not all organisms have solid waste. Some organisms have waste only in the form of gases.
Excretion in PlantsExcretion in PlantsIn plants,
waste gases are removed
from the plant through cells
called Stomata. Gases are
also absorbed through these
cells.
Reproduction
GrowthAnd
Repair
Stimulus Response andAdaptation
Excretion
Secretion
IndependentMovement
Respiration
Ingestion
The Eight Life Processes
Response and AdaptationResponse and Adaptation
All organisms respond to All organisms respond to stimuli and adapt over long stimuli and adapt over long periods of time in order for periods of time in order for
their species to survive.their species to survive.
Response and AdaptationResponse and Adaptation
Stimulus Responses are Stimulus Responses are short term changes.short term changes.
Adaptations take place over Adaptations take place over long periods of time.long periods of time.
Response and AdaptationResponse and Adaptation
A stimulus is something A stimulus is something that causes a response.that causes a response.
Cold=StimulusCold=StimulusShivering=ResponseShivering=Response
Response and AdaptationResponse and Adaptation
What other examples of What other examples of stimuli and responses can stimuli and responses can
you think of?you think of?List Five on your notes!List Five on your notes!
Response and AdaptationResponse and Adaptation
Adaptations happen to Adaptations happen to organisms over long, long organisms over long, long
periods of time. Humans, for periods of time. Humans, for example, have gotten taller example, have gotten taller over the last few thousand over the last few thousand
years. This is an adaptation.years. This is an adaptation.
Reproduction
GrowthAnd
Repair
Response andAdaptation to
Stimuli
Excretion
Secretion
IndependentMovement
Respiration
Ingestion
The Eight Life Processes
Growth and RepairGrowth and Repair All organisms grow All organisms grow
and repair injuries to and repair injuries to themselves. The themselves. The
more complex more complex thethe organism, the less organism, the less their ability is to their ability is to repair injuries.repair injuries.
Planaria
Reproduction
GrowthAnd
Repair
Response andAdaptation to
Stimuli
Excretion
Secretion
IndependentMovement
Respiration
Ingestion
The Eight Life Processes
ReproductionReproduction All organisms reproduce in order to further All organisms reproduce in order to further
the species. There are two types of the species. There are two types of reproduction. They are:reproduction. They are:
1. Sexual Reproduction1. Sexual Reproduction
2. Asexual Reproduction2. Asexual Reproduction
Sexual Reproduction—Two ParentsAsexual Reproduction—One Parent
Asexual ReproductionAsexual Reproduction BuddingBudding
A new organism grows from the side of the parent until it is big enough to live on its own.
HydraHydra
Asexual ReproductionAsexual Reproduction
In Single-Celled Organisms
Sexual ReproductionSexual Reproduction Organisms Organisms that reproduce that reproduce
sexually sexually require two require two
parents.parents.
Sexual ReproductionSexual Reproduction Both plants and animals Both plants and animals
reproduce sexually.reproduce sexually.Bees carry the male pollen from one plant to the pistil of another plant where the eggs of that plant are fertilized.
Reproduction
GrowthAnd
Repair
Response andAdaptation to
Stimuli
Excretion
Secretion
IndependentMovement
Respiration
Ingestion
The Eight Life Processes