18)
in the carbon cycle, carbon is transferred from animals to decomposers in all of the foll...
Biology, 29.09.2019 10:20 Anthonyxxx1
18)
in the carbon cycle, carbon is transferred from animals to decomposers in all of the following ways except
a) as waste.
b) in dead carcasses.
c) as carbon dioxide.
d) in scraps of discarded food.
19)
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
20)
which pollutant would probably not directly harm most plants, despite having a negative impact on human populations and the environment?
a) motor oil from automobile runoff
b) acid rain from smoke stack emissions
c) carbon dioxide from automobile exhaust
d) salt pollution from fertilizers and erosion
21)
when deforestation occurs in an area, what immediate effect does this have on the water cycle?
a) more water is returned to the atmosphere.
b) there is less runoff water, but more transpiration.
c) more precipitation is formed, because there is more evaporation.
d) more runoff water is created, and less is returned to the atmosphere.
Answers: 2
Biology, 23.06.2019 01:10, Queenhagar
Apopulation of bears has genetic diversity. some of the bears have an allele that gives them thicker fur. due to climate change, the winters have gotten colder in their habitat. now the bears with thicker fur are becoming more common in the population. a.) which type of bear is selected for in the coldest ecosystem? b.) what must be the other allele for the type of fur, and what term would you use to describe the fact that the allele is becoming less common in the colder climate? c.) describe the change in the bear population in terms of changing allele frequencies and phenotypes d.) is this an example of natural selection
Answers: 2
Biology, 23.06.2019 01:30, sophie5064
Laser tag costs $35 per game. the lasre tag fans want to play more than 1 game of lasre tag. write an expression to you find the cost playing more than 1 game of laser tag
Answers: 1
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