GS Ch 14: Living Things in Ecosystems Review Cards
Terms in this set (40)
nonliving parts of an ecosystem
an inherited trait that increases an organism's chance of survival
living parts of an ecosystem
two or more species evolving in response to each other
relationship between two species in which one benefits and the other is neither harmed nor helped
a group of interacting populations of different species
the relationship between species that attempt to use the same limited resource
all living organisms in a certain area as well as their physical environment
change in the genetic characteristics of a population from one generation to the next
the irreversible disappearance of a population or a species
place where an organism lives
organism from which a parasite takes its nourishment
a relationship between two species in which both benefit
term used to describe the unequal survival and reproduction of organisms that results from the presence or absence of particular inherited traits
an organism's way of life
an individual living thing
organism that lives in or on another organism and feeds on it without immediately killing it
the relationship between a parasite and its host
a group of individuals of the same species living in a particular place
the act of killing and eating another organism
organism that kills and eats another organism
organism that is killed and eaten by a predator
a group of organisms that are able to produce fertile offspring and that resemble each other in appearance, behavior, and internal structure
do not have clear boundaries
Where are the boundaries for an ecosystem?
both biotic and abiotic factors
What makes up an ecosystem?
wetlands, deserts, mountains, polar regions, coral reefs
What are examples of ecosystems?
animals, plants, microorganisms
What are examples of biotic factors?
temperature, sunlight, humidity, water..
What are examples of abiotic factors?
What is the order of ecological organization from most specific to least specific?
bullfrogs in a pond; lions on a savanna, impala in the plains of Kenya
What are examples of populations?
Where is a lion's habitat?
Where is a howler monkey's habitat?
lions feeding on zebra
What is an example of predation?
don't immediately kill their host and live in or on host for part of its life
How is parasitism different from predation?
two plants can flower at the same time and compete for same pollinator
How can species compete without coming into contact with each other?
bacteria in your intestine or acacia trees and ants
What is an example of mutualism?
remoras and sharks
What is an example of commensalism?
survival of the fittest
Another way to describe natural selection.
developing camouflage or looking like a poisonous counterpart
What is an example of coevolution?
species are becoming extinct faster
How has the human population affected the extinction rate of species?