It is an interconnection of food chain showing what-eats-what in an ecosystem.
Food Web
Mosquito bites which could carry disease to their host is an example of this symbiotic relationship.
Parasitism
A lion hunting and eating a gazelle.
Predation
Sea sponges and coral eat the same marine organisms
Competition
A thick layer composed of leaves of plants and trees. It prevents the light of the sun from reaching the lower level.
Canopy Layer
AN ORGANISM THAT CAN MAKE THEIR FOOD FROM THE SUN'S ENERGY THROUGH PHOTOSYNTHESIS. THEY ARE AT THE BOTTOM OF THE FOOD CHAIN.
Producer
Any relationship in which two species live closely together and at least one of the species benefits
Symbiosis
Which of the following in NOT an example of a symbiotic relationship? A. mother bear caring for her cub B. Worm living in a cow's intestine C. bacterial infection
A. mother bear caring for her cub
a relationship in which both species benefit
Mutualism
GRASS AND TREES ARE CONSIDERED WHAT KIND OF FACTOR IN AN ECOSYSTEM?
Biotic
AN ORGANISM THAT HAS TO HUNT OR EAT THEIR FOOD. THEY CANNOT MAKE THEIR OWN FOOD THROUGH PHOTOSYNTHESIS
Consumer
The bottom part of the forest. Only few plants can grow.
Forest Floor Layer
organism that lives on or in another organism causing harm to it
Parasite
A wolf hunting and eating a beaver
Predation
The topmost layer.
Emergent Layer
organism being harmed by other organism living on or in it
Host
One directional model of feeding relationships in an ecosystem.
Food Chain
What does symbiosis mean?
living together, close relationship between two species
WHAT ARE ALL THE NON-LIVING THINGS IN AN ECOSYSTEM CALLED?
Abiotic Factors
Organism that hunts and kills another organism for food
Predator
A model to visualize energy flow in an ecosystem.
Energy Pyramid
WHAT ARE ALL THE LIVING THINGS IN AN ECOSYSTEM CALLED? BIOTIC FACTORS
Biotic Factors
A cactus providing shelter for a hawk without getting anything back is an example of this symbiotic relationship.
Commensalism
WATER AND SOIL IS CONSIDERED WHAT KIND OF FACTOR IN AN ECOSYSTEM?
Abiotic
The layer where trunks, shrubs, and vines can be found.
Understory Layer
Organism that is hunted and killed for food and nutrients
Prey
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