Chapter 37

Front 1

A COMMUNITY IS COMPOSED OF

Back 1

POTENTIALLY INTERACTING POPULATIONS OF DIFFERENT KINDS OF ORGANISMS

Front 2

ALL ORGANISMS IN A PARTICULAR AREA MAKE UP A

Back 2

COMMUNITY

Front 3

ONE REASON IT IS IMPORTANT TO UNDERSTAND COMMUNITY ECOLOGY IS

Back 3

TO AID IN CONSERVATION OF ENDANGERED SPECIES

Front 4

WHAT IS AN EXAMPLE OF PREDATION?

Back 4

A HAWK KILLING A SNAKE

Front 5

AN OWL AND A HAWK BOTH EAT MICE. WHAT IS A TERM THAT BEST DESCRIBES THE RELATIONSHIP B/W A HAWK AND AN OWL?

Back 5

COMPETITION

Front 6

ACCORDING TO THE PRINCIPLE OF COMPETITIVE EXCLUSION, TWO SPECIES CANNOT CONTINUE TO OCCUPY THE SAME

Back 6

ECOLOGICAL NICHE

Front 7

THE ECOLOGICAL RELATIONSHIP B/W TERMITES & THE WOOD DIGESTING PROTOZOANS THAT LIVE IN THEIR GUT IS AN EXAMPLE OF

Back 7

MUTUALISM

Front 8

A SERIES OF RECIPROCAL ADAPTIONS IN TWO SPECIES DEFINES

Back 8

COEVOLUTION

Front 9

SOME HERBIVORE- PLANT INTERACTIONS EVOLVED THROUGH A SERIES OF RECIPROCAL EVOLUTIONARY ADAPTATIONS IN BOTH SPECIES. THE PROCESS IS CALLED

Back 9

COEVOLUTION

Front 10

THE PRIMARY DECOMPOSERS OF A COMMUNITY ARE CALLED

Back 10

DETRIVORES

Front 11

IN A FOOD CHAIN CONSISTING OF GRASS, GRASSHOPPERS, SPARROWS , AND HAWKS,THE GRASSHOPPERS ARE

Back 11

PRIMARY CONSUMERS

Front 12

ON EARTH MOST ORGANIC MOLECULES ARE PRODUCED BY

Back 12

PHOTOSYNTHESIS

Front 13

WITHIN AN ECOSYSTEM A TREEE IS A

Back 13

PRODUCER

Front 14

AN ORGANISM'S "TROPHIC LEVELS"
REFERS TO

Back 14

WHAT IT EATS

Front 15

DURING ECOLOGICAL SUCCESION, THE SPECIES COMPOSITION OF A PLANT COMMUNITY

Back 15

CHANGES GRADUALLY BECAUSE SPECIES RESPOND DIFFERENTLY TO THE CHANGES IN ENVIRONMENTAL FACTORS

Front 16

TRUE OR FALSE

REGARDING FOOD WEBS, SEVERAL SPECIES OF PRIMARY CONSUMERS MAY FEED ON THE SAME SPECIES OF PRODUCER?

Back 16

TRUE

Front 17

WE EXPECT THE KEYSTONE SPECIES THAT IS A PREDATOR WILL

Back 17

MAINTAIN THE SPECIES DIVERSITY IN A COMMUNITY

Front 18

NON-NATIVE SPECIES THAT ARE INTRODUCED IN NEW ENVIRONMENTS SPREAD FAR BEYOND THE ORIGINAL POINT OF INTRODUCTION & CAUSE DAMAGE ARE CALLED

Back 18

INVASIVE SPECIES

Front 19

THE FLOW OF _____ INTO ECOSYSTEMS OCCURS IN ONE DIRECTION ONLY, WHILE _____ ARE RECYCLED WITHIN THE ECOSYSTEM ITSELF.

Back 19

ENERGY

CHEMICALS

Front 20

WHICH SUBSTANCE IS CYCLED B/W ORGANIC MATTER & ABIOTIC RESERVOIRS?

Back 20

CARBON

Front 21

AN ECOSYSTEM IS UNLIKELY TO BE LIMITED BY THE SUPPLY OF _____ B/C IT IS OBTAINED FROM THE AIR.

Back 21

CARBON

Front 22

THE MAIN CAUSE OF THE RECENT INCREASE IN THE AMOUNT OF CARBON DIOXIDE IN EARTHS ATMOSPHERE IS

Back 22

THE BURNING OF LARGER AMOUNTS OF WOOD AND FOSSIL FUELS .

Front 23

CARBON MAINLY CYCLES B/W THE BIOTIC & ABIOTIC WORLDS THROUGH PROCESSES OF

Back 23

RESPIRATION & PHOTOSYNTHESIS

Front 24

WHICH OF THE FOLLOWING CHEMICALS CAN LEAD TO HEAVY ALGAL GROWTH WHEN ADDED TO LAKES & STREAMS?

Back 24

PHOSPHORUS & NITROGEN

Front 25

A HUMAN EATS A DEER IS AN EXAMPLE OF

Back 25

PREDATION

Front 26

HUMANS AND SHARKS BOTH EAT FISH IS AND EXAMPLE OF

Back 26

COMPETITION

Front 27

HUMAN WHO HAVE PETS TEND TO BE HEALTHIER THAN HUMANS WHO DONT. WHICH OF THESE TERMS APPLIES TO THE RELATIONSHIP B/W A HUMAN AND A PET?

Back 27

MUTUALISM

Front 28

WHICH TERM APPLIES TO THE RELATIONSHIP B/W A DOG AND A TICK?

Back 28

PARASITISM

Front 29

AN EGRET EATS INSECTS STIRRED UP BY GRAZING ANIMALS. WHICH TERM REFERS TO THE RELATIONSHIP B/W THE EGRET & THE GRAZING ANIMAL?

Back 29

COMMENSALISM

Front 30

IN AN ECOSYSTEM, PLANKTON ARE

Back 30

PRODUCERS

Front 31

AN EARTHWORM THATS FEEDS ON THE REMAINS OF PLANTS & ANIMALS IS ACTING AS A

Back 31

DESTRIVORE

Front 32

WHEN A HUMAN EATS A STEAK, THE HUMAN IS ACTING AS A

Back 32

SECONDARY CONSUMER

Front 33

A COW EATING GRASS IS AN EXAMPLE OF

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PRIMARY CONSUMER

Front 34

A HUMAN WHO JUST ATE A HAMBURGER IS EATEN BY A SHARK WHILE SWIMMING. THE SHARK IS A

Back 34

TERTIARY CONSUMER

Front 35

CARNIVORES ARE SECONDARY CONSUMERS

TRUE OR FALSE?

Back 35

TRUE

Front 36

APPROXIMATELY ____% OF THE ENERGY AT ONE TROPHIC LEVEL IS PASSED ON TO THE NEXT HIGHEST TROPHIC LEVEL.

Back 36

5- 10

Front 37

10,000 KCAL OF PRODUCER COULD SUPPORT APPROXIMATELY _____ KCAL OF TERTIARY CONSUMER .

Back 37

10

Front 38

WHAT NAME IS GIVEN TO THE PROCESS BY WHICH DETRITIVORES RETURN CARBON TO THE ATMOSPHERE ?

Back 38

DECOMPOSITION

Front 39

WHAT PHOTOSYNTHETIC ORGANISM REMOVES CARBON FROM THE ATMOSPHERE ?

Back 39

ALGAE

Front 40

DETRITUS IS COMPOSED OF

Back 40

DEAD ORGANIC MATTER & EXCRETORY WASTES

Front 41

NITRIFYING BACTERIA CONVERT _____TO ____.

Back 41

AMMONIUM

NITRATES

Front 42

______ REMOVES NITROGEN FROM THE ATMOSPHERE.

Back 42

NITROGEN FIXATION

Front 43

ASSIMILATION IS THE UPTAKE OF NUTRIENTS INTO

Back 43

AN ORGANISM

Front 44

NITROGEN FIXATION

Back 44

IS THE CONVERSION OF NITROGEN TO A FORM THAT PLANTS CAN USE

Front 45

NITRIFICATION

Back 45

IS THE CONVERSION OF ORGANIC NITROGEN CONTAINING COMPOUNDS TO NITRITES & NITRATES

Front 46

DENITRIFYING BACTERIA CONVERT ___ TO ____

Back 46

NITRATES

NITRAGEN GAS

Front 47

NITRIFYING BACTERIA CONVERT ____ TO ____ .

Back 47

AMMONIUM

NITRATES

Front 48

____ REMOVES NITROGEN FROM THE ATMOSPHERE

Back 48

NITROGEN FIXATION

Front 49

WHAT ARE THE 2 MAJOR SOURCES OF NITRATE POLLUTION IN RIVERS?

Back 49

ANIMAL WASTES & FERTILIZERS

Front 50

AQUATIC NITRATE POLLUTION CAN RESULT IN

Back 50

AN ALGAL BLOOM THAT, WHEN THE ALGAE DIE & ARE DECOMPOSED BY BACTERIA, LEADS TO HYPOXIA & THE DEATH OF FISH.