do now: what do you already know about ecology? ecosystem, biotic and abiotic factors producers,...
TRANSCRIPT
• Do now: What do you already know about Ecology?• Ecosystem, biotic and abiotic factors• Producers, consumers, decomposers, autotrophs, heterotrophs
ECOLOGY
Objective: Understand the Main Concepts in EcologyKey Words: Ecology, Biotic, Abiotic Factors, Ecosystem
What Is Ecology?The study of how living things interact with one another and with their environment
Objective: Understand the Main Concepts in EcologyKey Words: Ecology, Biotic, Abiotic Factors, Ecosystem
Biotic Factors
Ecosystem
Abiotic Factors
Objective: Understand the Main Concepts in EcologyKey Words: Ecology, Biotic, Abiotic Factors, Ecosystem
Ecosystem: biotic factors + abiotic factors
Biotic and Abiotic factors
The Ecosystem is made of Biotic Factors and Abiotic Factors
Ecosystem
Organisms(living things)
NonlivingthingsINTERACTION
Objective: Understand the Main Concepts in EcologyKey Words: Ecology, Biotic, Abiotic Factors, Ecosystem
Biotic and Abiotic factors
Biotic and Abiotic factors
All living things Nonliving things
Example:
PlantsanimalsBacteria
Examples:
SoilWaterPhysical spaceEnergy
BioticFactor
AbioticFactor
INTERACTING
Objective: Understand the Main Concepts in EcologyKey Words: Ecology, Biotic, Abiotic Factors, Ecosystem
Ecosystem = Ecological System
3. Classify as biotic and abiotic factors the items in the list below.
Soil, Deer, Rabbits, Bacteria, Temperature, Seeds, Sun, Fish, Worms, Water, Snake, Mountain lion, pH, Raccoon, Algae, Fungi, Grass, Grasshopper, Air
Biotic Factors Abiotic Factors
Objective: Understand the Main Concepts in EcologyKey Words: Ecology, Biotic, Abiotic Factors, Ecosystem
algaealgae
grasshopper
racoonbacteriadeer
3. Classify as biotic and abiotic factors the items in the list below.
Soil, Deer, Rabbits, Bacteria, Temperature, Seeds, Sun, Fish, Worms, Water, Snake, Mountain lion, pH, Raccoon, Algae, Fungi, Grass, Grasshopper, Air
Biotic Factors Abiotic Factors
DeerRabbitsBacteriaSeedsFishWormsSnake
SoilTemperatureSunWaterpHAir
Objective: Understand the Main Concepts in EcologyKey Words: Ecology, Biotic, Abiotic Factors, Ecosystem
Mountain LionRaccoonAlgaeFungiGrassGrasshopper
• Identify Biotic and Abiotic factors in the picture.
BIOTICFACTORS
ABIOTICFACTORS
Objective: Understand the Main Concepts in EcologyKey Words: Ecology, Biotic, Abiotic Factors, Ecosystem
Multiple Choice Questions
1. Which statement illustrates a biotic resource interacting with an abiotic resource?
A) A plant absorbs sunlight, which is used for photosynthesis.
B) A rock moves during an earthquake.
C) A sea turtle transports a pilot fish to food.
D) A wind causes waves to form on a lake.
E) A lion feeding on a zebra
2. Organisms that are able to manufacture organic nutrients from substances in the abiotic environment are classified as
A) fungi B) plants C) predators D) animals
3. One biotic factor that affects consumers in an ocean ecosystem is
A) temperature variation B) salt content
C) pH of water D) number of autotrophs
4) Abiotic factors that characterize a forest ecosystem include
A) types of producers and decomposers B) temperature and amount of available water
C) light and biodiversity D) pH and number of heterotrophs
Objective: Understand the Main Concepts in EcologyKey Words: Ecology, Biotic, Abiotic Factors, Ecosystem
Multiple Choice Questions
Objective: Understand the Main Concepts in EcologyKey Words: Ecology, Biotic, Abiotic Factors, Ecosystem
5) In an ocean, the growth and survival of seaweed, small fish, and sharks depends on abiotic factors such as
A) number of herbivores, carbon, and food
B) number of decomposers, carbon dioxide, and nitrogen
C) sunlight, pH, and type of seaweed
D) sunlight, temperature, and minerals
6) The table below contains information about glucose production in a species of plant that lives in the water of a salt marsh.
Which of the following terms describe temperature in the investigation shown?
A) abiotic factor and independent variable
B) abiotic factor and dependent variable
C) biotic factor and dependent variable
D) biotic factor and independent variable
Multiple Choice Questions