science Flashcards
An_________organism is one that exists without the aid of other members of the same species
Independent
An ______ ______ forms when a number of animals from the same species live together
animal society
ants, termites, wasps, and bees are all
social insects
is the struggle between organisms for some essential factor that is in short supply in the environment.
competition
God designed other animals to advertise their presence….
warning coloration
are plants that usually grow on the branches of trees but do not take nourishment fro the trees.
Epiphytes
Animals that eat dead or decaying bodies are called
scavengers
A relationship between tow populations that benefits one and does not hurt or help the other is called
commensalism
the smaller organism, obtains its energy and materials from the larger organism, called the
smaller, is the parasite, larger is the host
The passing of materials and energy from one organism to another is called a
food chain
All of these interrelated food chains and many others that are possible in an ecosystem form a ______ ______
food web
Ecologists often use ______ ______ to illustrate energy relationships in a food chain.
ecological pyramids
A ______ is an animal that feeds on other animals
predator
the is the animal that the predator eats
prey
Animals that choose a matin partner and rarely separate from that partner for the rest of their lives This relationship is called ________ _______ ___________.
mating for life