IT Bio PAGE 48 Symbiosis Notes NICHE = ROLE OF AN ORGANISM IN ITS ENVIRONMENT. Niche INCLUDES: WHAT IT EATS WHAT EATS IT / HOW IT DEFENDS ITSELF HOW AND WHEN IT REPRODUCES HOW IT INTERACTS WITH OTHER ORGANISMS What is a Niche? HOW IS A NICHE DIFFERENT FROM A HABITAT? - A HABITAT IS JUST THE PLACE AN ORGANISM LIVE BUT A NICHE INCLUDES THE ORGANISMS INTERACTION WITH OTHERS. What is a Niche? TWO OR MORE ORGANISMS THAT TRY TO USE THE SAME RESOURCE AT THE SAME TIME. What is competition? NO TWO SPECIES CAN HAVE THE SAME NICHE AT THE SAME TIME What is the competitive exclusion principle? ONE ORGANISM (PREDATOR) CATCHES AND EATS ANOTHER ORGANISM (PREY) https://www.youtube.com/wa tch?v=suqVVums-sU What is predation? A RELATIONSHIP IN WHICH TWO ORGANISMS LIVE CLOSELY TOGETHER. What is symbiosis? A. MUTUALISM: BOTH SPECIES BENEFIT EXAMPLE: AN INSECT POLLINATING A FLOWER What is mutualism? Mutualism Bee and flower Alligator and bird B. COMMENSALISM: ONE ORGANISM BENEFITS AND THE OTHER IS NOT AFFECTED. EXAMPLE: BARNACLE LIVING ON A WHALE. What is commensalism? Commensalism Loggerhead fish and turtle Ox and oxpecker Rhino and crane Shark and cleaner fish C. PARASITISM: ONE SPECIES (PARASITE) LIVES IN OR ON ANOTHER SPECIES (HOST) EXAMPLE: FLEAS LIVING ON A DOG What is parasitism? Parasitism Leech Tapeworm Which symbiotic relationships do these represent? Ticks Mosquito Hippo and fish Clown fish and anemone Mutualism, commensalism, parasitism Whale and the Barnacles attach themselves to whales and filter feed as whales swim through the water. This is an example of:COMMENSALISM Rhinoceros and the Oxpeckers eat ticks on the rhinoceross back, oxpecker gets a free ride! This is an example of:MUTUALISM Maribou stork and the Stork cuts up dead animals that it eats with its beak. Bees lay eggs on the carcasses that provide food for the eggs. This is an example of:COMMENSALISM Mouse and the Fleas live on the mouse and eats its blood. This is an example of:PARASITISM GAZELLE AND THE Feed next to each other and warn each other when predators come. This is an example of:MUTUALISM BISON AND THE Cowbird follows the bison and eats the insects in the grass. This is an example of:COMMENSALISM Deer and the Live on deer and suck their blood. This is an example of:PARASITISM Black sea bass and the Wrasse fish eats parasites on black sea bass. This is an example of:MUTUALISM Shark and the Attaches to shark and eats scraps from the sharks meal. This is an example of:COMMENSALISM SPRUCE TREE AND THE Mistletoe grows on spruce trees and uses its water and nutrients. This is an example of:PARASITISM YUCCA MOTH AND THE Yucca moth pollinates yucca plant and lays its eggs on the flower. This is an example of:MUTUALISM WARBLER AND THE This is an example of:PARASITISMtch?v=dAU5MTXmAPYcanorus/video-09c.html BADGER AND THE Attaches to shark and eats scraps from the sharks meal. This is an example of:MUTUALISMwatch?v=D544WoTj5qI Nile crockodile and the Plovers clean the teeth of the crocodile without danger. This is an example of:MUTUALISM Clownfish and the. Clownfish feeds on animals which could harm the sea anenome, and the sea anenome gets nutrients from clown fish waste. This is an example of:MUTUALISM