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- Lemmings affect many other species in the BylotIsland community. Why are lemmings not considered a keystonespecies?The predicted range in each scenario is based on climate factors alone.What other factors might alter the distribution of this species?The temperate regions show a lower value of primary productivity as compared to trophical regions.Give two reasons.
- for species inasion what are the local negative ecological impacts of two example invasive speciesAlien species invasion has been a threat to biodiversity. Justify with the help of a suitable example. List any other three causes responsible for such a loss.When common garden spiders are present, insect diversity is much higher than when they are absent. Common garden spiders are most likely a ecosystem engineer dominant species keystone species
- Create a list of two potential threats to biodiversity in your immediate area and describe their effects (long-windedly)All the organisms that occur in a community dominated by birch trees... Group of choice Are part of the same population of organisms Have overlapping niches Occupy the same level on the food webwhat is the coping mechanisms of fauna in temperate forests amidst the freezing temperature of winter.
- Keystone predators increase the intensity of competition prey on species at random always prey on the poorest competitors prevent competitive exclusion by preying on competitors are observed only in rocky intertidal zonesA community that has low % overlap most likely has a ___species turnover.a. lowb. highc. noDiscuss the coping mechanisms of fauna in temperate forests amidst the freezing temperature of winter.