Science Ch3

Question Answer
An ________ includes all living and no living things in an environment. Ecosystem
A _________ includes all members of a single species in an area at a given time. Population
A _______ includes all living things in an ecosystem. Community
The death that energy and nutrients follow in an ecosystem is called? Food Chain
_________ are organisms that use the Suna??s energy to make sugar and oxygen. Producers
A ________ is any animal that eats plants or other animals. Consumer
Animals that eat other animals are called? Carnivores
Animals that eat producers are called? Herbivores
Animals that eat both plants and other animals are called? Omnivores
________ break down dead or delaying plant and animal material. Decomposers
A ________ is a consumer that eats the remains of dead animals that it did not hunt or kill. Scavenger
A ___ ____ is a network of food chains that have some links in common. Food Web
A _______ is a living thing that hunts and kills other living things for food. Predator
_____ are organisms that are eaten by predators. Prey
An ______ _______ is a diagram that shows the amount of energy available at each level of an ecosystem. Energy Pyramid
A _____ ____ is a sudden explosive growth of single-celled algae in coastal areas. Red tide
A ______ ______ is any resource that restricts the growth of populations. Limiting factor
The fight for limited resource. Competition
The _________ ________ is the greatest number of individuals within a population that an ecosystem can support. Carrying capacity
A _______ is the physical place where an organism lives and hunts for food. Habitat
A _____ is the special role that an organism plays in a community. Niche
_________ is the reliance of organisms for their survival. Interdependence
______ is a relationship between two or more kinds of organisms that lasts over time. Symbiosis
A symbiotic relationship that benefits both organisms is called _________. Mutualism
A _____ is actually to different organisms – a fungus and an alga – that live together Lichen
A symbiotic relationship that benefits one organism without harming the other is called __________. Commensalism
_______ is a symbiotic relationship where one organism benefits and the other is harmed Parasitism
A ______ lives in or on a host organism and benefits from the relationship. Parasite
Some parasites are Protists, including the species of amoeba that causes a disease called ________. Dysentery
An ______ is any characteristic that helps an organism survive in its environment. Adaptation
______ ______ are adjustments to internal or external physical structures. Structural adaptations
An adjustment in an organisma??s behavior is a ______ ______ Behavioral adaptation
______ is a movement of animals to find food. Migration
______ is a period of inactivity during cold weather. Hibernation
Orchid stems have a storage organs called _______. Pseudobulbs
Desert animals are often ______. Nocturnal
Any coloring, shape, or pattern that allows an organism to blend in with its environment is called ________. Camouflage
________ _______ is a type of camouflage in which a color of an animal helps it blend in with its background. Protective coloration
Matching the color, shape, and texture of an environment is called _______ ______. Protective resemblance
An adaptation in which an animal is protected against predators by its resemblance to an unpleasant animal is called _______. Mimicry