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Ecology is the study of .
Interactions among organisms and their environments
interactions among organisms
how traits are passed from parents to offspring
Which of the following is abiotic?
A tree in a forest.
Wood from the tree on the forest floor.
A termite on the tree.
The soil the tree is growing in.
Which of the following is biotic?
What is made up of all the populations in an area?
A close, ongoing relationship between species in which at least one is benefiting and the other is not helped or harmed.
Predator & Prey
An ongoing relationship in which one organism benefits and the other is harmed.
A. Predator & Prey
There are birds that eat the food from between the teeth of alligators, leaving the alligators with clean teeth and the birds with a meal. What type of ongoing relationship is this?
A. Predator & Prey
Which of the following is a predator and prey relationship?
A. Cow and grass.
B. Vulture and a dead lion.
C. Tick and a deer.
D. Spider and a fly.
Some limiting factors that affect populations include lack of food, lack of water, lack of living space, and the spread of disease.
An organism’s habitat is where it lives.
Tell if the item is an abiotic factor or biotic factor.....
Tell if the item is an abiotic factor or biotic.....
The living world is organized in levels. Biotic and abiotic factors also can be arranged into levels of biological organization. Put the words below in order from the least complex to the most complex
Community, Organism, Biome, Population, Biosphere, Ecosystem
Organism, Population, Community, Ecosystem, Biome, Biosphere
Organism, Biome, Population, Community Biosphere, Ecosystem
In the country of Georgeville there is an average of 4.5 births for every 3.3 deaths. That means the population of Georgeville is most likely
Staying the same
If there are not enough predators and too many prey, the prey population may eventually starve.
A common food web in a grassland would be grass > mice > snake > hawk. If there were an increase of mice in the ecosystem, what would be directly affected? (hint. Multiple answers)