Which of the following is a density-independent limiting factor?
A. a struggle for food, water, space, or sunlight
B. predator/prey relationships
C. the eruption of a volcano
D. parasitism and diseaseWeegy:
Density-independent factors are environmental factors affecting a population regardless of size,the answer would be the eruption of a volcano D.Auto answered|Score .8667|OxTornado007|Points 6519|User:
Which is one way a freshwater wetland differs from a lake or pond?
A. Water flows in a lake or pond but never flows in a wetland.
B. Wetlands are nesting areas for birds, but lakes and ponds are not.
C. Water does not always cover a wetland as it does a lake or pond.
D. Wetlands are salty, but lakes and ponds are fresh. Weegy:
C. Water does not always cover a wetland as it does a lake or pond is one way a freshwater wetland differs from a lake or pondAuto answered|Score 1|alfred123|Points 1409|User:
Because of biogeochemical cycling,
A. human activity has no effect on elements, chemical compounds, and other forms of matter.
B. living organisms are not limited by any one nutrient.
C. nutrients are circulated throughout the biosphere.
D. many nutrients do not reach toxic concentrations in the biosphere.Weegy:
C. nutrients are circulated throughout the biosphere.Auto answered|Score 1|Booknerd_lizzy|Points 350|
All Categories|No Subcategories|Auto Answered|1/13/2013 11:56:42 AM