Essentials of Oceanography, 12e (Trujillo)
Chapter 13 Biological Productivity and Energy Transfer
13.1 Matching Questions
Match the organism with its correct descriptor of energy use or trophic level. Not all answers will
be used.
1) algae
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.4 How Are Energy and Nutrients Passed Along in Marine Ecosystems?
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.4 How Are Energy and Nutrients Passed Along in Marine Ecosystems?
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.4 How Are Energy and Nutrients Passed Along in Marine Ecosystems?
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.4 How Are Energy and Nutrients Passed Along in Marine Ecosystems?
5) sand star (or starfish)
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.4 How Are Energy and Nutrients Passed Along in Marine Ecosystems?
Essent’l Concept: 13.4 Discuss how energy and nutrients are passed along in marine ecosystems
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
Match the organism or definition with the correct description of its food preference. Not all
answers will be used.
A) carnivore
B) omnivore
C) autotroph
6) anchovy
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.4 How Are Energy and Nutrients Passed Along in Marine Ecosystems?
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.4 How Are Energy and Nutrients Passed Along in Marine Ecosystems?
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.4 How Are Energy and Nutrients Passed Along in Marine Ecosystems?
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.4 How Are Energy and Nutrients Passed Along in Marine Ecosystems?
10) an organism that feeds on plants or animals
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.4 How Are Energy and Nutrients Passed Along in Marine Ecosystems?
Essent’l Concept: 13.4 Discuss how energy and nutrients are passed along in marine ecosystems
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
Match the term or phrase with its best descriptor. Not all answers will be used.
A) incidental catch
B) maximum catch without reducing the population of target species
C) farming of commercial fish and shellfish
D) available biomass of a target species
E) dolphins and other mammal protection
11) bycatch
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.5 What Issues Affect Marine Fisheries?
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.5 What Issues Affect Marine Fisheries?
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.5 What Issues Affect Marine Fisheries?
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.5 What Issues Affect Marine Fisheries?
15) standing stock
Diff: 1
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.5 What Issues Affect Marine Fisheries?
Essent’l Concept: 13.5 Evaluate several issues that affect marine fisheries
OSLP: 5 The ocean supports a great diversity of life and ecosystems.; 6 The ocean and humans
are inextricably interconnected.
Global Sci Out: 7
13.2 Multiple Choice Questions
1) In primary production ________.
A) carbon dioxide is released into the water
B) oxygen is utilized by plants
C) oxygen utilized by animals is less than the oxygen consumed by autotrophs
D) proteins are made by animals
E) there is a net gain in organic carbon by organisms
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.1 What Is Primary Productivity?
Essent’l Concept: 13.1 Demonstrate an understanding of the mechanisms that control marine
primary productivity
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
2) The process by which energy is derived from solar radiation that is used by certain organisms
to form organic matter is called ________.
A) photosynthesis
B) chemosynthesis
C) upwelling
D) visible light
E) biomass
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.1 What Is Primary Productivity?
Essent’l Concept: 13.1 Demonstrate an understanding of the mechanisms that control marine
primary productivity
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
6
3) In general, the rate at which energy is stored by organisms through the formation of organic
matter is called ________.
A) biomass
B) chlorophyll
C) compensation depth
D) primary productivity
E) upwelling
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.1 What Is Primary Productivity?
Essent’l Concept: 13.1 Demonstrate an understanding of the mechanisms that control marine
primary productivity
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
4) The nutrients that tend to limit photosynthesis in marine environments include ________.
A) carbon dioxide
B) nitrogen
C) phosphorus
D) carbon dioxide and nitrogen
E) nitrogen and phosphorus
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.1 What Is Primary Productivity?
Essent’l Concept: 13.1 Demonstrate an understanding of the mechanisms that control marine
primary productivity
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
5) The depth at which the cellular respiration rate equals the photosynthetic rate is referred to as
the ________ for photosynthesis.
A) carbonate depth
B) epipelagic depth
C) euphotic zone
D) compensation depth
E) productive zone
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.1 What Is Primary Productivity?
Essent’l Concept: 13.1 Demonstrate an understanding of the mechanisms that control marine
primary productivity
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
7
6) The most abundant marine macroscopic algae are members of the Division ________.
A) Bacillariophyta
B) Chlorophyta
C) Chrysophyta
D) Phaeophyta
E) Rhodophyta
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.2 What Kinds of Photosynthetic Marine Organisms Exist?
Essent’l Concept: 13.2 Describe various kinds of photosynthetic marine organisms
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
7) Diatoms, important producers in the epipelagic open ocean, are members of the Division
________.
A) Angiospermae
B) Chrysophyta
C) Chlorophyta
D) Haptophyta
E) Pyrrophyta
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.2 What Kinds of Photosynthetic Marine Organisms Exist?
Essent’l Concept: 13.2 Describe various kinds of photosynthetic marine organisms
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
8) Many of the organisms responsible for toxic red tides and paralytic shellfish poisoning belong
to the Division ________.
A) Bacillariophyta
B) Chlorophyta
C) Phaeophyta
D) Pyrrophyta
E) Rhodophyta
Bloom’s Taxonomy: Applying/Analyzing
Section: 13.2 What Kinds of Photosynthetic Marine Organisms Exist?
Essent’l Concept: 13.2 Describe various kinds of photosynthetic marine organisms
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
8
9) Important marine autotrophs that have silica incorporated into their cell walls are ________.
A) coccolithophorids
B) cyanobacteria
C) diatoms
D) dinoflagellates
E) radiolarians
Bloom’s Taxonomy: Applying/Analyzing
Section: 13.2 What Kinds of Photosynthetic Marine Organisms Exist?
Essent’l Concept: 13.2 Describe various kinds of photosynthetic marine organisms
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
10) Which of the following is not a marine seed-bearing plant?
A) Eelgrass
B) Mangroves
C) Spartina alterniflora
D) Surf grass
E) Ulva
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.2 What Kinds of Photosynthetic Marine Organisms Exist?
Essent’l Concept: 13.2 Describe various kinds of photosynthetic marine organisms
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
11) The percentage of biomass regularly decomposed within the euphotic zone is about
________.
A) 1%
B) 10%
C) 30%
D) 50%
E) 90%
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.3 How Does Regional Primary Productivity Vary?
Essent’l Concept: 13.3 Explain variations in regional oceanic primary productivity
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
9
12) The percentage of euphotic zone biomass that reaches the deep ocean floor is approximately
________.
A) 1%
B) 10%
C) 30%
D) 50%
E) 90%
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.3 How Does Regional Primary Productivity Vary?
Essent’l Concept: 13.3 Explain variations in regional oceanic primary productivity
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
13) The relative productivity in the world’s oceans from most productive to least productive is
________.
A) polar waters, temperate waters, tropical waters
B) polar waters, tropical waters, temperate waters
C) temperate waters, polar waters, tropical waters
D) temperate waters, tropical waters, polar waters
E) tropical waters, temperate waters, polar waters
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.3 How Does Regional Primary Productivity Vary?
Essent’l Concept: 13.3 Explain variations in regional oceanic primary productivity
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
14) Overproduction of organic matter resulting in anoxic conditions is attributed to ________.
A) autotrophication
B) eutrophication
C) net primary productivity
D) photoperiodicity
E) phototropism
Bloom’s Taxonomy: Remembering/Understanding
Section: 13.3 How Does Regional Primary Productivity Vary?
Essent’l Concept: 13.3 Explain variations in regional oceanic primary productivity
OSLP: 5 The ocean supports a great diversity of life and ecosystems.
Global Sci Out: 7
10