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Biology Study Set 3
Quiz 46: Ecosystems
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Question 41
Essay
Classification.Respond to the following statements with reference to the four steps of the nitrogen cycles listed below. a.nitrogen fixation b.nitrification c.denitrification d.ammonification -The process whereby nitrite is converted to nitrate is an important part of this process.
Question 42
Essay
Classification.Respond to the following statements with reference to the four steps of the nitrogen cycles listed below. a.nitrogen fixation b.nitrification c.denitrification d.ammonification -There is a __________ flow of energy into and out of an ecosystem, and a cycling of materials among resident species.
Question 43
Essay
Classification.Respond to the following statements with reference to the four steps of the nitrogen cycles listed below. a.nitrogen fixation b.nitrification c.denitrification d.ammonification -In a __________, water or some nutrient moves from an environmental reservoir, through organisms, then back to the environment.
Question 44
Essay
Classification.Respond to the following statements with reference to the four steps of the nitrogen cycles listed below. a.nitrogen fixation b.nitrification c.denitrification d.ammonification -A __________ shows one path of energy and nutrient flow among organisms.
Question 45
Essay
Classification.Respond to the following statements with reference to the five trophic categories listed below. a.producer b.primary consumer c.secondary consumer d.tertiary consumer e.decomposer -Most fungi function as this.
Question 46
Essay
Classification.Respond to the following statements with reference to the four steps of the nitrogen cycles listed below. a.nitrogen fixation b.nitrification c.denitrification d.ammonification -The action of bacteria on ammonia, ultimately converting it to nitrate, involves this process.
Question 47
Essay
Classification.Respond to the following statements with reference to the four steps of the nitrogen cycles listed below. a.nitrogen fixation b.nitrification c.denitrification d.ammonification -A __________ is an area where all precipitation drains into a specific waterway.
Question 48
Essay
Classification.Respond to the following statements with reference to the four steps of the nitrogen cycles listed below. a.nitrogen fixation b.nitrification c.denitrification d.ammonification -In __________ food chains, most energy flows from producers directly to detritivores and decomposers.
Question 49
Essay
Classification.Respond to the following statements with reference to the four steps of the nitrogen cycles listed below. a.nitrogen fixation b.nitrification c.denitrification d.ammonification -The conversion of gaseous nitrogen first to ammonia and then to other nitrogenous compounds involves this.
Question 50
Essay
Classification.Respond to the following statements with reference to the five trophic categories listed below. a.producer b.primary consumer c.secondary consumer d.tertiary consumer e.decomposer -A herbivore is this.
Question 51
Essay
MATCHING Matching.Choose the one most appropriate answer for each. a.rate at which energy becomes stored in organic compounds through photosynthesis b.total amount of solar energy stored in organic compounds during photosynthesis c.a straight-line sequence of steps by which chemical bond energy moves to higher trophic levels d.the potential chemical energy remaining (after aerobic respiration by autotrophs) that can be passed on to other trophic levels e.DDT in the environment f.a kind of plant that increases soil nitrogen content g.particles of organic waste products, dead, or partly decomposed tissues -gross primary production
Question 52
Essay
Classification.Respond to the following statements with reference to the four steps of the nitrogen cycles listed below. a.nitrogen fixation b.nitrification c.denitrification d.ammonification -The __________ is a sedimentary cycle; Earth's crust is the largest reservoir, and there is no major gaseous form.
Question 53
Essay
Classification.Respond to the following statements with reference to the four steps of the nitrogen cycles listed below. a.nitrogen fixation b.nitrification c.denitrification d.ammonification -__________ refers to nutrient enrichment of any ecosystem that is otherwise low in nutrients.
Question 54
Essay
Classification.Respond to the following statements with reference to the four steps of the nitrogen cycles listed below. a.nitrogen fixation b.nitrification c.denitrification d.ammonification -The action of bacteria on nitrogen-containing wastes involves this process.
Question 55
Essay
Classification.Respond to the following statements with reference to the four steps of the nitrogen cycles listed below. a.nitrogen fixation b.nitrification c.denitrification d.ammonification -The action of bacteria on nitrates, converting them to gaseous nitrogen, involves this process.
Question 56
Essay
Classification.Respond to the following statements with reference to the five trophic categories listed below. a.producer b.primary consumer c.secondary consumer d.tertiary consumer e.decomposer -A Venus flytrap devouring an insect to obtain nitrogen functions as this.
Question 57
Essay
Classification.Respond to the following statements with reference to the four steps of the nitrogen cycles listed below. a.nitrogen fixation b.nitrification c.denitrification d.ammonification -__________ is an energy-intensive method of obtaining fresh water from __________.
Question 58
Essay
Classification.Respond to the following statements with reference to the four steps of the nitrogen cycles listed below. a.nitrogen fixation b.nitrification c.denitrification d.ammonification -An __________ consists of an array of organisms along with nonliving components of their environment.
Question 59
Essay
Classification.Respond to the following statements with reference to the five trophic categories listed below. a.producer b.primary consumer c.secondary consumer d.tertiary consumer e.decomposer -A bear eating blueberries is functioning as this.