Show:
Energy Flow
Food Web/Chains
Cycles of Matter
Biogeography
Mixed Bag
100
What are the three energy roles?
producer, consumer, and decomposer
100
What is a food chain?
a series of events in which one organism eats another and obtains energy
100
What are the three stages in the water cycle?
condensation, precipitation, and evaporation
100
What is the study of where organisms live called?
biogeography
100
What is a herbivore?
an organism that ONLY eats plants
200
Which energy role involves an organism that can make its own food?
producer
200
What is a food web?
many overlapping food chains in an ecosystem
200
What stage in the water cycle involves turning liquid into gas?
evaporation
200
What major theory do most scientists use to explain the spread of organisms throughout the world?
continental drift theory
200
What is a carnivore?
an organism that ONLY eats meat
300
Which energy role involes an organism that feeds on other organisms?
consumer
300
What is an energy pyramid?
a diagram that shows the amount of energy that moves from one feeding level to another in a food web
300
What stage in the water cycle involves changing from gas to liquid?
condensation
300
What are three ways to promote the spread of organisms throughout the world?
wind, water, and other living things
300
What is an ominvore?
an organism that eats plants and meat
400
Which energy role involves an organism that breaks down wasters and dead organisms?
decomposer
400
Which type of organism uses the MOST energy?
producer
400
Rain, sleet, snow, and hail are all forms of what?
precipitation
400
What are three barriers that LIMIT the spread of organisms throughout the world?
physical barriers, competition, and climate
400
What is an example of a producer?
trees, plants, or grass
500
What is a scavenger?
a carnivore that feeds on the bodies of dead organisms
500
Which type of organism uses the LEAST amount of energy?
3rd level consumer
500
Besides the water cycle, what are two other cycles in an ecosystem?
carbon and nitrogen
500
What is the difference between an EXOTIC species and a NATIVE species?
native species are organisms that naturally evolve in an area while exotic species involves organisms that are carried into a new location by people
500
What is an example of a decomposer?
fungi or bacteria