Chapter 19 Flashcards
What are the three functions of an ecologist?
Study relationships, predict, recommend
What is the study of the relationships between organisms and their environment?
Ecology
Fish in a bowl of water, a forest, and a pond are all examples of what?
An ecosystem
Summarize the water cycle?
Evaporation/transpiration, condensation, precipitation, runoff, percolation
The moving of water from the earth to the atmosphere is called what?
Evaporation
What is a group of organisms of the same kind within a community called?
Population
A walking stick is camouflaged to look like a stick; this is an example of what?
Protective coloration
The black and white stripes of a skunk would be an example of what?
Warning coloration
The coloring or marking that enables certain animals to blend with their environments is called
Protective coloring
Organisms that feed exclusively on plants are called
Herbivores
An animal that preys on herbivores is what within the food chain?
1st level carnivores
Give several examples of food chains placing them in the correct order.
Algae, copepod, fish, kingfisher
Grass, cow, farmer
Etc, be able to identify examples
The loss of energy between two levels of the food chain is about what percentage?
85%
The transfer of the sun’s energy through many organisms is called a
Food chain
Name several organisms that would be part of the detritus food chain.
Bacteria, fungi, insects, crayfish, worms
The ecological pyramid that always has a regular shape is based on what factors?
Energy???
The relationship between the cow and the rumen bacteria which supply enzymes necessary for the digestion of cellulose is
Mutualism
The relationship between a hyena (which eats the “leftovers” of a lion’s kill) and the lion is
Commensalism
A tapeworm in the intestines of a dog is an example of
Parasitism
When two different organisms benefit from living together, their relationship is called
Symbiosis
The shark and the remora (a fish that cleans parasites off the shark) would be an example of
Mutualism
Symbiosis refers to what kinds of relationships?
Commensalism, mutualism, parasitism
The place in which an animal lives is called its
Habitat
The thin layer where life mists on earth is called the
Biosphere