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1. what does the term carrying capacity describe?
a) the maximum number of birth...
Chemistry, 26.08.2019 16:30 coontcakes
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1. what does the term carrying capacity describe?
a) the maximum number of birth rates for a population.
b) the ability of a population to accept new immigrants.
c) the population size that the environment can sustain.
d) the ratio of birth rates to death rates in a population.
2. which factor is a density-dependent limiting factor on the population of a species?
a) predation
b) unusual weather
c) natural disasters
d) seasonal variation
3. which nutrient cycle is most affected by the over-use of ammonia fertilizers on commercial farms, as well as by the accumulation of waste on cattle farms and feed lots?
a) water
b) carbon
c) nitrogen
d) phosphorus
Answers: 2
Chemistry, 20.06.2019 18:04
In which of the following belong to a category called the main group of elements? nonmetals. transition elements. halogens. alkali metals. it can be more than one answer!
Answers: 3
Chemistry, 21.06.2019 20:40
If equal masses of the listed metals were collected , which would have a greatest volume ? a. aluminum 2.70,b.zinc7.14,c.copper 8.92,d.lead 11.34
Answers: 2
Chemistry, 22.06.2019 23:30
Rank the following four acids in order of increasing bronsted acidity : h2f+ , ch3oh, (ch3)2oh+ , ch3sh2+
Answers: 3
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