Question 1

Many species of corals spawn on the same nights because

Accepted Answer

A)  They hope to maximize interspecies gamete contacts 
B)  The most phytoplankton food is in the water on these nights 
C)  The species are keyed into the same astronomical cycles, in order to maximize intraspecific gamete contact 
D)  These nights are very dark and one can avoid predators 
A)  They hope to maximize interspecies gamete contacts 
B)  The most phytoplankton food is in the water on these nights 
C)  The species are keyed into the same astronomical cycles, in order to maximize intraspecific gamete contact 
D)  These nights are very dark and one can avoid predators

Question 2

Settling larvae

Accepted Answer

A)  Require fresh and clean substrates, devoid of bacteria and other organisms 
B)  Cannot encounter an appropriate substratum, except by being thrust against the bottom by turbulent water motion 
C)  Can detect dissolved substances several meters away and swim toward them as a settling cue 
D)  Can detect dissolved substances a few centimeters away and swim toward them as a settling cue 
A)  Require fresh and clean substrates, devoid of bacteria and other organisms 
B)  Cannot encounter an appropriate substratum, except by being thrust against the bottom by turbulent water motion 
C)  Can detect dissolved substances several meters away and swim toward them as a settling cue 
D)  Can detect dissolved substances a few centimeters away and swim toward them as a settling cue

Question 3

Coral reef fish larvae

Accepted Answer

A)  Never home to their original patch reef 
B)  Can adjust water depth to change directions in water currents 
C)  Can home to the exact spot where they were born 
D)  Have a life span of no more than one day 
A)  Never home to their original patch reef 
B)  Can adjust water depth to change directions in water currents 
C)  Can home to the exact spot where they were born 
D)  Have a life span of no more than one day

Question 4

Bindin operates when

Accepted Answer

A)  Sperm are first spawned by bivalves into the water 
B)  An embryo undergoes cleavage 
C)  Egg and sperm are in contact 
D)  Larval settlement occurs 
A)  Sperm are first spawned by bivalves into the water 
B)  An embryo undergoes cleavage 
C)  Egg and sperm are in contact 
D)  Larval settlement occurs

Question 5

An adaptation for very low population density of a sexual species might be

Accepted Answer

A)  Dwarf parasitic males 
B)  Smaller and fewer eggs 
C)  Reproduction at an earlier age 
D)  Increase of sperm size 
A)  Dwarf parasitic males 
B)  Smaller and fewer eggs 
C)  Reproduction at an earlier age 
D)  Increase of sperm size

Question 6

Benthic species with planktotrophic larvae

Accepted Answer

A)  Have narrower biogeographic ranges than species with non-planktonic larvae 
B)  Are found only in the Pacific Ocean 
C)  Are common in deep-sea soft bottoms 
D)  Have broader biogeographic ranges than species with non-planktonic larvae 
A)  Have narrower biogeographic ranges than species with non-planktonic larvae 
B)  Are found only in the Pacific Ocean 
C)  Are common in deep-sea soft bottoms 
D)  Have broader biogeographic ranges than species with non-planktonic larvae

Many species of corals spawn on the same nights because

Settling larvae

Coral reef fish larvae

Bindin operates when

An adaptation for very low population density of a sexual species might be

Benthic species with planktotrophic larvae

Sounding the Deep

The Oceanic Environment

Climate Oscillations and Climate Change

Ecological and Evolutionary Principles of Marine Biology

The Chemical and Physical Environment

Life in a Fluid Medium

Plankton

Marine Vertebrates and Other Nekton

The Open Sea: Distributions and Adaptations

Processes in the Water Column

Productivity, Food Webs, and Global Climate Change

Benthic Microorganisms, Seaweeds, and Sea Grasses

The Diversity of Benthic Marine Invertebrates

Benthic Life Habits

The Tidelands: Rocky Shores, Soft-Substratum Shores, Marshes, Mangroves, Estuaries, and Oyster Reefs

The Shallow Coastal Subtidal: Sea Grass Beds, Rocky Reefs, Kelp Forests, and Coral Reefs

Benthos From the Continental Shelf to the Deep Sea

Polar Marine Biology

Biodiversity and Conservation of the Ocean

Fisheries and Food From the Sea

Environmental Impacts of Industrial Activities and Human Populations

Filters

Exam 7: Reproduction, Dispersal, and Migration

Many species of corals spawn on the same nights because

Settling larvae

Coral reef fish larvae

Bindin operates when

An adaptation for very low population density of a sexual species might be

Benthic species with planktotrophic larvae

Sounding the Deep

The Oceanic Environment

Climate Oscillations and Climate Change

Ecological and Evolutionary Principles of Marine Biology

The Chemical and Physical Environment

Life in a Fluid Medium

Plankton

Marine Vertebrates and Other Nekton

The Open Sea: Distributions and Adaptations

Processes in the Water Column

Productivity, Food Webs, and Global Climate Change

Benthic Microorganisms, Seaweeds, and Sea Grasses

The Diversity of Benthic Marine Invertebrates

Benthic Life Habits

The Tidelands: Rocky Shores, Soft-Substratum Shores, Marshes, Mangroves, Estuaries, and Oyster Reefs

The Shallow Coastal Subtidal: Sea Grass Beds, Rocky Reefs, Kelp Forests, and Coral Reefs

Benthos From the Continental Shelf to the Deep Sea

Polar Marine Biology

Biodiversity and Conservation of the Ocean

Fisheries and Food From the Sea

Environmental Impacts of Industrial Activities and Human Populations

Filters