Biology: Life on Earth
10th Edition
ISBN: 9780321729712
Author: Gerald Audesirk, Teresa Audesirk, Bruce E. Byers
Publisher: Benjamin Cummings
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Chapter 29, Problem 6FTB
The primary producers of the open ocean are mainly ____________. Hydrothermal vent communities are supported by bacteria that obtain energy from the process of _______, using the compound _______ as an energy source. Water may be at temperatures above the surface boiling point near hydrothermal vents, but it does not boil because of the __________.
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Chapter 29 Solutions
Biology: Life on Earth
Ch. 29 -
1. The tilt of Earth on its axis produces...Ch. 29 - Of the four major requirements of life, which are...Ch. 29 -
3. The most biologically diverse terrestrial...Ch. 29 - Fill-in-the-Blank In the___________ biome, most of...Ch. 29 - The shallow portion of a large freshwater lake is...Ch. 29 - The primary producers of the open ocean are mainly...Ch. 29 - Explain how air currents contribute to the...Ch. 29 - Prob. 2RQCh. 29 - Explain why traveling up a mountain in the...Ch. 29 -
4. Where are the nutrients of the tropical...
Ch. 29 - Explain two undesirable effects of agriculture in...Ch. 29 - List some adaptations of desert cactus plants and...Ch. 29 - Prob. 7RQCh. 29 - Prob. 8RQCh. 29 - Prob. 9RQCh. 29 -
9. What environmental factor best explains why...Ch. 29 - Where is life in the oceans most abundant, and...Ch. 29 -
11. Distinguish among the littoral, limnetic, and...Ch. 29 - Prob. 13RQCh. 29 - 13. Compare the source, transition, and floodplain...Ch. 29 -
14. Distinguish between the photic and aphotic...Ch. 29 - In which terrestrial biome is your college or...Ch. 29 - Fairbanks, Alaska, the plains of eastern Montana,...Ch. 29 -
2. Using Figures 30–3 and 30–4 as starting...
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- How is water in the aquifer replenished?arrow_forwardExplain how streams can cleanse themselves andhow these cleansing processes can be overwhelmed.What is wastewater? Describe the state of streampollution in more- and less-developed countries.Give two reasons why lakes cannot cleanse themselves as readily as streams can. Distinguish betweeneutrophication and cultural eutrophication. Listways to prevent or reduce cultural eutrophication.Explain why groundwater cannot cleanse itself verywell. What are the major sources of groundwatercontamination in the United States? List ways to prevent or clean up groundwater contamination. Listsome ways to purify drinking water. Describe the environmental problems caused by the widespread useof bottled water.arrow_forwardThe shallow portion of a large freshwater lake is called the__________ . Photosynthetic plankton are called_________ ; nonphotosynthetic plankton are called________ . The open-water portion of a lake is divided into two zones, the upper and the lower__________ . Lakes that are low in nutrients are described as__________ . Lakes high in nutrients are described as__________ . The most diverse freshwater ecosystems are__________ .arrow_forward
- Which of the following statements about Ocean pollution is FALSE? Group of answer choices -by far, the biggest problem is pollution from oil spills from ships out at sea -coastal "dead zones" with highly-depleted oxygen can be associated excess nitrogen and phosphorus runoff -an estimated 80% of marine pollution originates on land -nearly 40% of the world’s population lives on or near the coastarrow_forwardONE OF THE BIGGEST IMPACTS ON THE WATER CYCLE BY GLOBAL BY GLOBAL WARMING ISarrow_forwardFood chains are typically short in the tundrabecause primary production is lower than in mostother ecosystems.arrow_forward
- Press the hotspot in the diagram of the water cycle below that indi- cates an exchange pool. CONDENSATION PRECIPITATION EVAPORATION CLACIER TRANSPIRATION OCEAN STREAH aveLAKE CRO WATER All Changes Saved Continue 2 Total Questions Answered 5:20 AN 5/8/202arrow_forwardCarbon can be sequestered in the ocean in a variety of forms. Discuss the different forms, their biological sources, and how global warming will influence themarrow_forwardIn the figure illustrated, the sink for the material is in the atmosphere.True or falsearrow_forward
- The ecosystem of a lake or pond can be divided into 3 zones. Which zone is very cold and consists of the dead remain of organisms?arrow_forwardFigure 46.17 Which of the following statements about the nitrogen cycle is false? Ammonification converts organic nitrogenous matter from living organisms into ammonium (NH4+). Denitrification by bacteria converts nitrates (NO3-) to nitrogen gas (N2). Nitrification by bacteria converts nitrates (NO3 ) to nitrites (NO2-). Nitrogen fixing bacteria convert nitrogen gas (N2) into organic compounds.arrow_forwardDecomposers are associated with which class of food web? a. grazing b. detrital c. inverted d. aquaticarrow_forward
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