Chapter 9- Ecosystems Flashcards
Name the term that means, animals that only eat plants
Herbivores
Name the term that means, animals that only eat other animals
Carnivores
Name the term that means, organisms that break down dead bodies and wastes and recycle material for the produces to reuse
Decomposers
Name the term that means, animals that feed only on dead animals
Scavengers
What is the range of different species in a community called?
Biodiversity
Four arguments in favour of protecting ecosystems
- cultural value
- economics
- survival
- compassion
Why is photosynthesis so important to an ecosystem?
Because it is used to make all the other materials that a plant needs, such as proteins, fats and vitamins.
How does energy enter an ecosystem?
From one organism eating another organism.
What is an adaption?
An adaption is a characteristic that helps a living organism survive successfully in its environment. Survival needs to be until the organism can reproduce.
What does abiotic mean?
Not biotic
What does biotic mean?
Living
Abiotic factors
- salinity ( salt content)
- require water ( not all drink it)
- sunlight
- oxygen content
Biotic factors are
- food supply
- predators
- parasites
- collaborators -mutralism- comauensalism
- competition
Name the term that means, organisms that eat food
Consumers
What are the 4 main types of relationships between organisms?
Competition - baby birds
Predation- lion
Mutualism - flagellate
Parasitism- parastitic wasp