Chapter 19

Question 0

What are the three functions of an ecologist?

Answer 0

Study relationships, predict, recommend

Question 1

What is the study of the relationships between organisms and their environment?

Answer 1

Ecology

Question 2

Fish in a bowl of water, a forest, and a pond are all examples of what?

Answer 2

An ecosystem

Question 3

Summarize the water cycle?

Answer 3

Evaporation/transpiration, condensation, precipitation, runoff, percolation

Question 4

The moving of water from the earth to the atmosphere is called what?

Answer 4

Evaporation

Question 5

What is a group of organisms of the same kind within a community called?

Answer 5

Population

Question 6

A walking stick is camouflaged to look like a stick; this is an example of what?

Answer 6

Protective coloration

Question 7

The black and white stripes of a skunk would be an example of what?

Answer 7

Warning coloration

Question 8

The coloring or marking that enables certain animals to blend with their environments is called

Answer 8

Protective coloring

Question 9

Organisms that feed exclusively on plants are called

Answer 9

Herbivores

Question 10

An animal that preys on herbivores is what within the food chain?

Answer 10

1st level carnivores

Question 11

Give several examples of food chains placing them in the correct order.

Answer 11

Algae, copepod, fish, kingfisher
Grass, cow, farmer
Etc, be able to identify examples

Question 12

The loss of energy between two levels of the food chain is about what percentage?

Answer 12

85%

Question 13

The transfer of the sun’s energy through many organisms is called a

Answer 13

Food chain

Question 14

Name several organisms that would be part of the detritus food chain.

Answer 14

Bacteria, fungi, insects, crayfish, worms

Question 15

The ecological pyramid that always has a regular shape is based on what factors?

Answer 15

Energy???

Question 16

The relationship between the cow and the rumen bacteria which supply enzymes necessary for the digestion of cellulose is

Answer 16

Mutualism

Question 17

The relationship between a hyena (which eats the “leftovers” of a lion’s kill) and the lion is

Answer 17

Commensalism

Question 18

A tapeworm in the intestines of a dog is an example of

Answer 18

Parasitism

Question 19

When two different organisms benefit from living together, their relationship is called

Answer 19

Symbiosis

Question 20

The shark and the remora (a fish that cleans parasites off the shark) would be an example of

Answer 20

Mutualism

Question 21

Symbiosis refers to what kinds of relationships?

Answer 21

Commensalism, mutualism, parasitism

Question 22

The place in which an animal lives is called its

Answer 22

Habitat

Question 23

The thin layer where life mists on earth is called the

Answer 23

Biosphere

Question 24

The two main processes in the oxygen cycle are

Answer 24

Photosynthesis and respiration

Question 25

The “occupation” of an organism is its

Answer 25

Niche

Question 26

The processes whereby atmospheric nitrogen is made useful to organisms are part of

Answer 26

Long nitrogen cycle

Question 27

The process by which bacteria can change atmospheric nitrogen into nitrogen-containing compounds is

Answer 27

Nitrogen fixation

Question 28

The nodes on the roots of legumes are important in what aspect of the nitrogen cycle?

Answer 28

Nitrogen fixation

Question 29

What is the purpose of a matter cycle?

Answer 29

To reuse existing matter

Question 30

Essential materials for growth and reproduction are examples of what?

Answer 30

Limiting factors

Question 31

What would a large area supporting similar biotic communities be called?

Answer 31

Biome

Question 32

An organism that is active during the day is called

Answer 32

Diurnal

Question 33

An organism that synchronizes its activities with the moon follows which rhythms?

Answer 33

Lunar

Question 34

The change of a pond to a forest is called what?

Answer 34

Succession

Question 35

Which organisms are characteristic of pioneer succession?

Answer 35

Few species with large populations, high metabolic rate, organisms with shorter life span

Question 36

After an avalanche destroyed a section of a mountain, new plants and animals began to grow in the area. This appears to be an example of

Answer 36

Succession

Question 37

What characterizes the climax stage in succession?

Answer 37

Many species with smaller populations, larger organisms, lower metabolic rates

Question 38

What are the final dominant forms of life in a natural succession called?

Answer 38

Climax organisms

Question 39

A tribe of American Indians who plant corn for food would be an example of man being/doing what?

Answer 39

Manager

Question 40

Man’s God-ordained niche in the biosphere is that of what?

Answer 40

Consumer-manager

Question 41

Give examples of a nonbiodegradable pollutants.

Answer 41

DDT, glass, metals, plastics

Question 42

The process that concentrates a pollutant into large doses as the substance is passed along in the food chain is called

Answer 42

Biological magnification

Question 43

Be able to explain the interactions within a food chain and the use of pesticides by farmers to control crop destroying insects

Answer 43

Read the pages, end of chapter

Insects, birds, insecticides, etc…

Question 44

E.C. Name the five biological zones and describe the two geographical locations (elevation and latitude), where they are normally found on the surface of the earth. If it will help you, draw a picture or chart and correctly label it.

Answer 44

Picture