Parasite
Producers
Consumers
Decomposers
Option 1
Were descended from similar birds in Africa.
Would become more similar over time.
Had become adapted to eating different diets.
Available shelter
Nesting sites
Competition
Birthrate
Coal
Wind
Natural gas
Oil
1 million
2 million
500 thousand
I billion
Mutualistic.
Competitors.
Parasites.
Parasites.
Habitat loss
Air pollution
Water pollution
Soil erosion
Period D
Period A
Period C
Period B
Trees
Oceans
Humans
Ground water
Elephants and bacteria changed constantly.
Animals changed, but plants remained the same.
Species changed over time by natural selection.
Species changed over time and never competed with each other
Must be created in laboratories.
Can replenish themselves naturally.
Were never utilized until the 20th century.
Are manufactured from fossil fuels.
Ominvores
Producers
Herbivores
Carnivores
Organisms with traits well-suited to their environment reproduce at a greater rate than less well-adapted organisms in the same environment.
Change occurs in the genetic characteristics of individuals that live together in an environment from one generation to another.
Baseball players pass on the trait for strong arm muscles to children.
Use and disuse of a characteristic leads to evolutionary change.
There is little effect
The whole food chain dies out
Those higher in the food chain must find alternate sources of food; those lower in the food chain must be controlled by other consumers
Those higher in the food chain benefit; those lower in the food chain suffer
Susceptible to disease.
Resilient.
Competitive.
Challenging to survival.
Ten percent of the energy in the level above it.
50 percent of the energy in the level below it.
100 percent of the energy in the level below it.
Ten percent of the energy in the level below it.
Carbon
Boron
Mercury
Silicon
Fats
Water
Carbohydrates
Proteins
The humidity and temperature it prefers
Its tropic level
Its number of chromosomes
When it reproduces
Binomial nomenclature.
Taxonomic evolution.
Genus species.
Greek polynomials.
Abiotic
Symbiotic
Density-dependent
Density-independent
Extinction
Deforestation
Biodiversity
Recycling
Water cycle
Phosphorus cycle
Carbon cycle
Nitrogen cycle
Is at the top of the energy pyramid.
Eats other organisms.
Converts the energy of sunlight into high-energy organic compounds.
Breaks down dead organisms into recyclable simple chemicals.
Competition
At peace
Coevolving
In harmony
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