Ecosystem Roles
What role is held by plants, algae, and some bacteria?
Producers
What is a linear pathway of energy called in an ecosystem?
Food chain
What organelle does photosynthesis take place in?
All the living things in an ecosystem are called the...
biotic factors
When both animals in a symbiotic relationship are benefitted, it is called...
Mutualism
What is the role of animals who obtain energy by eating other organisms?
Consumers
Several food chains connected together form a...
Food web
What organelle does cellular respiration take place in?
Mitochondria
Give two examples of abiotic factors in an ecosystem
Possible answers include: air, sunlight, oxygen, dirt, water, rocks
What is parasitism?
When one organism is harmed and the other benefits
What is the role of organisms that consume dead organisms, like mushrooms?
Decomposers
What ecological role contains the most energy in a food pyramid?
Producers
ATP is a product of...
Cellular respiration
Are dead things in an environment considered biotic or abiotic?
Biotic
When one animal benefits in a relationship and the other is not affected, it is called...
Commensalism
Consumer
What ecological role has the least amount of energy in a food pyramid?
Tertiary Consumers
What is it called when a reaction needs sunlight to occur?
Light-dependent reaction
A group of individuals of the same species that live in the same place at the same time is called a...
Population
A dog and a tick is an example of what kind of relationship?
Parasitism
decomposer
What percentage of energy do secondary consumers get?
1%
Is oxygen a product or reactant of photosynthesis?
Product
What is a community (in ecology)?
All the populations of different species that live and interact in an area
A bird living in a tree is an example of what kind of relationship?
Commensalism