Which of the following is the result of the oxidation of organic matter in sediments?
W)loss of clay particles
X) consumption of oxygen
Y) production of oxygen
Z) hydrothermal vent activity
Answer: X) Consumption of oxygen
Multiple Choice Buzzer
- What type of organism is Antarctic krill?
- Some coral colonies remove calcium carbonate from seawater and deposit it as limestone in the reef. What is the range of yearly accumulation of limestone in a typical square mile of a reef?
- Which organism reproduces by shedding gametes into the sea, then depending upon thee chance union of egg and sperm?
- What is the carbon source for marine autotrophic organisms?
- What is an autotroph?
- What type of symbiotic relationship exists between zooxanthellae and coral?
- What is the most important source of nutrients for phytoplankton in the open ocean?
- Which is an example of a neritic environment?
- In which suborder are slow swimming whales, which also lack teeth, classified?
- Which of the following is the cause of red tides?
- Where does primary production by marine plants occur?
- Which stimuli result in adaptations such as vertical migration and countershading in marine life?
- Which wavelength of light could deep-sea animals most likely detect with their eyes?
- Which of the following organisms does NOT accumulate calcium carbonate?
- What is primary productivity a measure of?
- What are the two best developed senses in cetaceans?
- Where does the band of coral reef development extend to higher latitudes?
- How can you quickly determine the sex of most species of crabs?
- How many years does it take for an amount of water equal to the entire volume of the ocean to cycle through hydrothermal vents?
- Why are chelators important to marine organisms?
- What environmentally harmful isotope was produced during the 1954 'Bravo' thermonuclear detonation at Bikini Atoll?
- Which two molecules increase in concentration in deep water as it travels from the North Atlantic to the North Pacific ocean?
- What is the most abundant excess volatile on Earth?
- Which of the following primarily causes the variation in the salinity of seawater?