Ecosystems 1
An organism that eats meat
Carnivore
An organism that uses sunlight to create its food
producer
any animal that feeds mainly on plants; plant-eater
herbivore
any living thing that feeds on both plants and animals
omnivore
an organism that hunts, kills, and eats other organisms
predator
Plants source of energy
The sun
Many of the same species in an area is ...
Population
something that eats something else for food
Consumer
An organism that feeds on dead and decaying organisms
scavengers
Plants use this process to turn light into chemical energy
photosynthesis
In a food web the mushroom and bacteria are....
decomposers
the flow of energy from a producer to one or more consumers. (ie: linked together by their feeding relationships)
food chain
one organism of one species
individual
Air, water, and the Sun are all ......
abiotic factors
Animals ____________ for food, water, territory, and shelter. Like you with your siblings at Lunch-Tisch.
Compete
Any living thing that feeds on the waste of dead bodies of other living things.
decomposer
bacteria, fungi, worms, ants, beetles, sow bugs
decomposers
Food chains that is interconnected/overlaps in a particular ecosystem like a spider web?
food web
At the bottom of the food pyramid, what are those organisms called
producers
Define ecosystem
All of the living and non-living factors of a particular area and how they interact
restriction of the number of organisms that can live in an area healthy without unbalancing the local ecosystem.
limiting factors
The living and nonliving things and the ways they interact in an environment (ex: redwood forest, swamp, Mojave Desert, under a log, nature trail)
ecosystem
What is the first organism that eats the producer called?
primary consumer
Relationship between to organisms, a host and a visitor, that occur over time.
symbiotic relationship
Living organisms in an ecosystem are called...
Biotic?
An animal that eats plants or other animals and does not make its own food.
a consumer
An area that is suitable for a particular organism to live in and thrive is called....
habitat
All the different animal populations living in one place is called
Community
the variety of species in an ecosystem
Biodiversity
What is one impact of overhunting dingoes?
An of the following:
- A large increase in kangaroos
- Grasslands to be over-grazed due to kangaroos eating all the grass
- Decrease in grassland has decreased food supply for primary consumers
- Increased survival of feral cats and foxes, which eat an unnatural amount of native species
What is one positive and one negative effect of bushfires in Australia?
Positive – fire can encourage plant growth as some plants are triggered to grow after a fire
Negative – one of: destroyed landscapes, major death in animals, decreased food sources, creates a decrease in births and increase in deaths
A symbiotic relationship where both organisms benefit
Mutualism
the study of the relationships and interactions of living things with their environment
Ecology
Relationship between 2 organisms where one benefits and the other is harmed
parasitism
Which sequence illustrates a generalized food chain in a natural community?
1. producer herbivore carnivore
2. autotroph herbivore autotroph
3. heterotroph herbivore carnivore
1.producer 2.herbivore 3.carnivore