Ecosystems 1
a non-living factor
What is abiotic?
A living factor
What is biotic?
A place where an organism lives
What is a habitat?
Plants get their energy from
What is the sun?
How an organism acts/role within its ecosystem
What is a niche?
The three cycles we discussed...
What is
1. Carbon cycle
2. Nitrogen cycle
3. Oxygen cycle
An animal that eats plants or other animals and does not make its own food.
What is a consumer?
An organism that uses sunlight to create its food
What is a producer
Many of the same species is a...
What is a population?
3 examples of biotic factors
Plants, animals, fungi, bacteria
The arrows in a food chain and food web represent....
What is the flow of energy?
The primary source of carbon that enters the carbon cycle
What is carbon dioxide?
Animals ____________ for food, water, territory, and mates.
What is a competition/compete?
Temperature, water, soil, light, and rocks
the flow of energy from a producer to one or more consumers. (ie: linked together by their feeding relationships)
What is a food chain?
In the a food web the mushroom and bacteria are....
What are decomposers?
The trapping of Earth's warmth in the atmosphere
What is the greenhouse effect?
Competing over resources between different species
What is interspecific competition?
An organism that feeds on dead and decaying organisms
What are scavengers?
living and nonliving things are parts that make this.
What are ecosystems?
An animal that just eats plants
What is a herbivore?
What are 3 limiting factors for a population?
Food, water, space
N2 from the air is reduced to NH4+
What is nitrogen fixation?
Competing over resources within the same species
What is intraspecific competition?
An adaptation that helps an animal blend in with its surroundings
What is camouflage?
The number of individuals of a species an ecosystem can support
What is the carrying capacity?
3 needs for survival
water
food
shelter
a bird flying south for the winter is an example of a _________ adaptation
behavioral
Makes up 78% of the of the Earth's atmosphere
What is nitrogen?
A relationship when both benefit each other.
What is mutualism?
A mosquito sucking blood from a person is a
parasitic relationship
An animal that eats meat & plants
What is an omnivore?
something that is being hunted
prey
photosynthesis
The products of photosynthesis
What is glucose, water, and oxygen
Conditions of the environment that limit the growth of a species
What are limiting factors?
when neither organism benefits or is harmed this is called
commensalism
The correct organization in an ecosystem from smallest --> largest
organism, population, community, ecosystem
The top predator is called
What is the apex predator?
3 types of adaptations
Behavioral, Structural/Physical, Physiological
The steps in the nitrogen cycle
Nitrogen Fixation
Assimilation
Ammonification
Nitrification
Denitrification