Symbiotic Relationships
The term for a relationship where one organism benefits and the other is neither helped or harmed.
commensalism
How much energy moves on to the next level in a food chain or energy pyramid?
10%
All of the nonliving parts of an ecosystem.
abiotic factors
A tick and a dog are an example of...
parasitism (one benefits, one is harmed)
Biology is the study of ________
Living Things
The general term for a relationship between organisms where at least one benefits is _______________. Mutualism (+/+), commensalism(+/o), and parasitism(+/-) are all examples of this.
Symbiosis
The organisms on the bottom level of an energy pyramid (where plants are located) are also called _______________ because they can make their own food.
producers.
All of the living things in an ecosystem.
Biotic Factors
Silverfish insects live among a colony of army ants (without any harm from the ants). When the colony kills its prey, the silverfish eat the leftover remains as an easy meal. What kind of relationship best describes this?
commensalism (one is benefiting, the other is not harmed or helped)
Carnivore diets consist of ___________.
meat
The term for a relationship where both organisms benefit
mutualism
Organisms that eat primary consumers are called _______________________.
Secondary consumers
What is the difference between a population and a community?
A population is a group of ONE species. A community is ALL the living things in an area.
Lichen the organism that is a symbiotic relationship between algae and fungi is an example of...
mutualism (both benefit)
plants and animals
Explain the difference between a predator-prey relationship and competition.
predator-prey: one organism hunts and feeds on the other
competition: organisms compete for resources like food water and shelter
What is the name of an organism that is on the top of a food chain and has no predators of its own?
apex predator
The largest number of individuals within a species that the environment can sustain is called ______________________.
carrying capacity
Nemo (the clown fish) and the anemone (it's home) are in a __________ relationship.
mutualistic (both benefit)
The number and variety of organisms in an area is called __________.
biodiversity