. Alien species that cause the most harm are those that (Points : 5)
struggle to fit into new ecosystems and eventually die out.
eventually become naturalized.
turn out to be noninvasiveWeegy:
Alien species that cause the most harm are those that become invasive. Auto answered|Score 1|asero1010|Points 4305|User:
The reindeer population changes on St. Matthew Island appears to have ultimately been caused by (Points : 5)
overgrazing and the absence of any predators.
the addition of a keystone species.
the reliance of reindeer.
the introduction of grizzly bears to the island in 1962Weegy:
the introduction of grizzly bears to the island in 1962.
Auto answered|Score .7537|bernalB|Points 10|User:
In an ecosystem with similar species, we typically find (Points : 5)
both can benefit from mutualism.
both can benefit from predation.
both can benefit from competition.
adaptations for battles and interspecific competitionWeegy:
3.both can benefit from competition.Auto answered|Score .9921|jameshand|Points 2049|User:
In an ecosystem, one species dying off due to competition for the same resources as another species is an example of: (Points : 5)
the competitive exclusion principle.
the competitive exclusion principle
]Auto answered|Score .6|PinkMummy|Points 160|User:
When two species compete for the same resources, and later evolve a new characteristic that reduces interspecific competition, the result is (Points : 5)
When two species compete for the same resources, and later evolve a new characteristic that reduces inter specific competition, [ the result is competitive exclusion.
] Auto answered|Score 1|emdjay23|Points 1253|User:
A population that is at equilibrium is (Points : 5)
experiencing a slow rate of growth.
staying at about the same size (constant population growth rate).
slowly losing size because of increases in environmental resistance.
has most likely just lost a key predatorWeegy:
A population that is at equilibrium is staying at about the same size (constant population growth rate).Expert answered|ge|Points 135|User:
Darwin's concept of fitness is based on two separate abilities. These are the ability to (Points : 5)
survive and reproduce.
find a mate and have offspring.
defend against enemies and find food.
produce and defend a familyWeegy:
Darwin's concept of fitness is based on two separate abilities. These are the ability to survive and reproduce.Expert answered|miss186|Points 646|User:
The population’s critical number is: (Points : 5)
the number of species needed to make a community.
the number of individuals needed to make a species.
the minimum population base of a species to prevent extinction.
the maximum population a species can haveWeegy:
The population’s critical number is the minimum population base of a species to prevent extinctionExpert answered|miss186|Points 646|
All Categories|No Subcategories|Expert answered|Rating 0| 5/2/2013 7:37:42 AM