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Q: Which is a factor that could interrupt the progress of succession? A. colonization of surfaces by lichens B. different animals appearing at each stage C. another natural disturbance D.
long-term fluctuations in climate
A: A. colonization of surfaces by lichens
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User: A small farming community in Texas covers 14 square kilometers. There are 420 individuals who live within the town limits. What is the population density of this community?

User: The sulfur and nitrogen compounds in smog combine with water to form

User: Which is a factor that could interrupt the progress of succession? A. colonization of surfaces by lichens B. different animals appearing at each stage C. another natural disturbance D. long-term fluctuations in climate

Weegy: A. colonization of surfaces by lichens
LoveSolo|Points 80|

User: How are Phase 1 and Phase 2 of logistic growth similar?

User: How are Phase 1 and Phase 2 of logistic growth similar? A. A population is increasing, moving toward its carrying capacity during both phases. B. A population is at its carrying capacity during both phases. C. The death rate is higher than the birth rate during both phases. D. The emigration rate is higher than the immigration rate during both phases.

Weegy: Phase 1 and phase 2 of logistic growth are similar because a population is increasing, moving toward its carrying capacity during both phases. The answer is a
xhellotherex|Points 80|

User: A major factor that negatively affects biodiversity is A. biological magnification. B. habitat fragmentation. C. contour plowing. D. nonrenewable resources.

Weegy: A major factor that negatively affects biodiversity is B. habitat fragmentation.
sharpies|Points 8877|

User: By preserving hot spots, ecologists hope to protect species in danger of extinction due to A. captive breeding programs. B. expanding national parks. C. human activity. D. biological magnification.

Weegy: By preserving hot spots, ecologists hope to protect species in danger of extinction due to C. human activity. [smile]
Mayang30|Points 815|

User: One measure of the human impact on the biosphere is called A. biological magnification. B. biodiversity. C. an ecological hot spot. D. an ecological footprint.

Weegy: One measure of the human impact on the biosphere is called D. an ecological footprint.
OxTornado007|Points 6899|

User: Ideally, sustainable development should A. put the protection of the environment ahead of human needs. B. provide for human needs at the expense of the environment. C. use more natural resources to make goods to meet human needs. D. preserve ecosystems while providing for human needs.

Weegy: D. preserve ecosystems while providing for human needs.
scijoe21|Points 2275|

User: Why is an organism’s niche like a person’s occupation? A. An organism makes “money” by working in its niche. B. A niche is a “company” that the organism has to work in. C. A niche is a “factory” where organisms build things. D. An organism can “make a living” and survive in its niche

Weegy: D. An organism can make a living? and survive in its niche.
violet214|Points 102|

User: How are species diversity and genetic diversity different? A. Species diversity is evaluated only in ecosystems, while genetic diversity is evaluated in the entire biosphere. B. Species diversity measures the number of species in the biosphere, while genetic diversity measures the variety of genes in the biosphere, including genetic variation within species. C. Species diversity measures the number of individuals of a species, while genetic diversity measures the total variety of species. D. Conservation biology is concerned with species diversity, but not with genetic diversity.

Weegy: B. Species diversity measures the number of species in the biosphere, while genetic diversity measures the variety of genes in the biosphere, including genetic variation within species.
scijoe21|Points 2275|

User: The graph in the figure above shows the changes in a mosquito population. What caused the changes seen in the graph? A. a reduction in resources B. a increase in predation. C. a density-independent limiting factor D. a density-dependent limiting factor

Weegy: B. Density-independent limiting factors caused the changes seen in the graph
uxiali|Points 1590|

User: 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 disease

Weegy: Density-independent factors are environmental factors affecting a population regardless of size,the answer would be the eruption of a volcano D.
OxTornado007|Points 6899|

User: The 1930s Dust Bowl in the Great Plains was caused by A. deforestation. B. contour plowing. C. using renewable resources. D. poor farming practices.

Weegy: The 1930s Dust Bowl in the Great Plains was caused by D. poor farming practices. ............
sujaysen|Points 4786|

User: The goals of biodiversity conservation include all of the following EXCEPT A. protecting individual species B. introducing exotic species into new environments. C. preserving habitats and ecosystems. D. making sure local people benefit from conservation efforts.

Weegy: B. introducing exotic species into new environments.
jeifunk|Points 9995|

User: Which of the following occurs during the ecological succession of an ecosystem? A. An ecosystem reaches a final, unchanging stage. B. Animals move out of the ecosystem until succession is complete. C. Living organisms modify their environment a little at a time. D. Parts of communities split off to form new communities.

Weegy: C
shiela098|Points 205|

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 pond
alfred123|Points 2428|

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.
Booknerd_lizzy|Points 350|

User: Which of the following is a density-independent limiting factor? A. earthquake B. disease C. emigration D. parasitism

Weegy: Density-independent factors are environmental factors affecting a population regardless of size,the answer would be an earthquake.
xhellotherex|Points 80|

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Asked 8/1/2013 8:58:33 AM
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