Symbiotic Relationships
What is the definition of a mutualism relationship? Give an example:
bees & flowers
What is the meaning of organism?
single individual animal, plant or living thing
What is the key difference between a biome & an ecosystem?
Where are autotrophs located on the trophic level pyramid?
primary producers, bottom, largest.
What is the difference between food chain & food web?
Food web-more than one organism are involved at each trophic level
What is the definition of a commensalism relationship? Give an example:
one species benefits, the other is unaffected
shark & remora
What is the meaning of a population?
group of organisms of the same species that live in the same area
What layer of the Earth supports all biotic things?
List the levels of the trophic triangle from largest to smallest.
primary producers, primary consumers, secondary consumers, tertiary consumers, apex predators
What percentage of energy is transferred between trophic levels?
10%
What is the definition of a parasitism relationship? Give an example:
ants & fungus
What is the meaning of a community?
all the populations that live & interact with each other in a particular place
Name 6 major biomes.
Tundra, Grassland, Desert, Forest, Aquatic, Rainforest
What is a secondary consumer?
consumes primary consumers
What is a herbivore? Give an example:
eat ONLY plants
cows, giraffes
What is the definition of competition?
two or more organisms seek the same resources at the same time
What is the definition of an ecosystem?
Put in order:
population, biosphere, biome, organism, community, ecosystem
organism, population, community, ecosystem, biome, biosphere
What is a decomposer? Give an example:
absorb any dead material and break it down into simple nutrients
bacteria or mushrooms
What is the meaning of a symbiotic relationship?
any relationship between two species
What is a predator-prey relationship?
predator-organism that captures & eats another organism
prey-organism that is captured & eaten by another organism
Provide an example of a community & a population.
population-lion pack
community-pride rock organisms
Where are rain forests located in correlation to the Globe?
What is the difference between a scavenger & decomposer?
scavenger: feed on the tissue of dead organisms
decomposer: absorb dead material & break down into nutrients
no natural predators, top dog