Question 1

Describe the factors that promote and limit the dispersal of species.

Accepted Answer

The dispersal of species is influenced b

Question 2

The chance mutations in a population without any particular beneficial effect change the genetic composition of a breeding population until it diverges from other populations is referred to as:

Accepted Answer

A) gene flow 
B) genetic drift 
C) allopatric speciation 
D) geographic isolation 
E) disjunction 
A) gene flow 
B) genetic drift 
C) allopatric speciation 
D) geographic isolation 
E) disjunction

Question 3

Sympatric speciation occurs where populations are geographically isolated and gene flow between the populations does not take place.

Accepted Answer

A) True 
 B)False

Question 4

The specific term used to describe plants adapted to alternating wet and dry seasons are referred to as:

Accepted Answer

A) schlerophylls 
B) xerophytes 
C) succulents 
D) phreatophytes 
E) tropophytes 
A) schlerophylls 
B) xerophytes 
C) succulents 
D) phreatophytes 
E) tropophytes

Question 5

Animals that have adapted to extreme shortages of water are referred to as:

Accepted Answer

A) xeron 
B) xeralfs 
C) xerolls 
D) xerophytes 
E) xeric 
A) xeron 
B) xeralfs 
C) xerolls 
D) xerophytes 
E) xeric

Question 6

A deer grazing on grasses and shrubs would be said to occupy which level in a food chain?

Accepted Answer

A) Producers 
B) First order consumers 
C) Second order consumers 
D) Third order consumers 
E) Decomposers 
A) Producers 
B) First order consumers 
C) Second order consumers 
D) Third order consumers 
E) Decomposers

Question 7

Which of the following features does not characterize cold-blooded animals?

Accepted Answer

A) active only in warmer times of the year 
B) become dormant in cooler time of the year 
C) hibernate in burrows or nests 
D) sweat to reduce temperature in hot weather 
E) seek shelter in winter to reduce fluctuations of temperature 
A) active only in warmer times of the year 
B) become dormant in cooler time of the year 
C) hibernate in burrows or nests 
D) sweat to reduce temperature in hot weather 
E) seek shelter in winter to reduce fluctuations of temperature

Question 8

Using an annotated diagram,describe the general operation of the sedimentary cycle.Explain its role in the distribution of nutrient elements in the environment.

Accepted Answer

The sedimentary cycle is a key process i

Question 9

Which of the following environments would have the lowest net primary production on average?

Accepted Answer

A) agricultural land 
B) tropical rainforest 
C) midlatitude grasslands 
D) open ocean 
E) lakes and streams 
A) agricultural land 
B) tropical rainforest 
C) midlatitude grasslands 
D) open ocean 
E) lakes and streams

Question 10

Succession that develops on disused agricultural land or old-field succession may also be classified as:

Accepted Answer

A) equilibrium succession 
B) pioneer succession 
C) secondary succession 
D) primary succession 
E) autogenic succession 
A) equilibrium succession 
B) pioneer succession 
C) secondary succession 
D) primary succession 
E) autogenic succession

Question 11

The limitation of the spread of a species by regional climatic variations is referred to as a/an:

Accepted Answer

A) sere 
B) bioclimatic frontier 
C) habitat 
D) niche 
E) disjunction 
A) sere 
B) bioclimatic frontier 
C) habitat 
D) niche 
E) disjunction

Question 12

Which of the following is a consequence of the loss of energy as passes up the levels in a food chain?

Accepted Answer

A) increasing gross photosynthesis 
B) decreasing gross photosynthesis 
C) decreasing net photosynthesis 
D) decreasing biomass 
E) increasing respiration 
A) increasing gross photosynthesis 
B) decreasing gross photosynthesis 
C) decreasing net photosynthesis 
D) decreasing biomass 
E) increasing respiration

Question 13

Photosynthesis and respiration occur simultaneously in a plant so that the amount of new carbohydrate in storage is greater than the total carbohydrate being synthesized.

Accepted Answer

A) True 
 B)False

Question 14

The specific term used to describe plants that can draw water directly from groundwater resources are referred to as:

Accepted Answer

A) schlerophylls 
B) xerophytes 
C) succulents 
D) phreatophytes 
E) tropophytes 
A) schlerophylls 
B) xerophytes 
C) succulents 
D) phreatophytes 
E) tropophytes

Question 15

The dry weight of living organic matter in an ecosystem within a designated surface area is the:

Accepted Answer

A) primary production 
B) net primary production 
C) biomass 
D) gross photosynthesis 
E) net photosynthesis 
A) primary production 
B) net primary production 
C) biomass 
D) gross photosynthesis 
E) net photosynthesis

Question 16

Algae floating at the surface of a freshwater pond would be said to occupy which level in a food chain?

Accepted Answer

A) Producers 
B) First order consumers 
C) Second order consumers 
D) Third order consumers 
E) Decomposers 
A) Producers 
B) First order consumers 
C) Second order consumers 
D) Third order consumers 
E) Decomposers

Question 17

The positive interaction between individuals of different species whereby both species are benefited although it is not essential to their existence is known as:

Accepted Answer

A) commensalism 
B) symbiosis 
C) mutualism 
D) protocooperation 
E) herbivory 
A) commensalism 
B) symbiosis 
C) mutualism 
D) protocooperation 
E) herbivory

Question 18

Which of the following features characterizes succulent plants?

Accepted Answer

A) buttress roots 
B) long life span 
C) thick stems and leaves 
D) large leaves and long stems 
E) shallow roots 
A) buttress roots 
B) long life span 
C) thick stems and leaves 
D) large leaves and long stems 
E) shallow roots

Question 19

Which of the following forms of interaction between species is responsible for the important role of legumes in the recycling of nitrogen in the soil?

Accepted Answer

A) succession 
B) predation 
C) herbivory 
D) parsitism 
E) symbiosis 
A) succession 
B) predation 
C) herbivory 
D) parsitism 
E) symbiosis

Question 20

The positive interaction between individuals of different species whereby both species are benefited and it is essential to their existence is known as:

Accepted Answer

A) commensalism 
B) symbiosis 
C) mutualism 
D) protocooperation 
E) herbivory 
A) commensalism 
B) symbiosis 
C) mutualism 
D) protocooperation 
E) herbivory

Describe the factors that promote and limit the dispersal of species.

The chance mutations in a population without any particular beneficial effect change the genetic composition of a breeding population until it diverges from other populations is referred to as:

Sympatric speciation occurs where populations are geographically isolated and gene flow between the populations does not take place.

The specific term used to describe plants adapted to alternating wet and dry seasons are referred to as:

Animals that have adapted to extreme shortages of water are referred to as:

A deer grazing on grasses and shrubs would be said to occupy which level in a food chain?

Which of the following features does not characterize cold-blooded animals?

Using an annotated diagram,describe the general operation of the sedimentary cycle.Explain its role in the distribution of nutrient elements in the environment.

Which of the following environments would have the lowest net primary production on average?

Succession that develops on disused agricultural land or old-field succession may also be classified as:

The limitation of the spread of a species by regional climatic variations is referred to as a/an:

Which of the following is a consequence of the loss of energy as passes up the levels in a food chain?

Photosynthesis and respiration occur simultaneously in a plant so that the amount of new carbohydrate in storage is greater than the total carbohydrate being synthesized.

The specific term used to describe plants that can draw water directly from groundwater resources are referred to as:

The dry weight of living organic matter in an ecosystem within a designated surface area is the:

Algae floating at the surface of a freshwater pond would be said to occupy which level in a food chain?

The positive interaction between individuals of different species whereby both species are benefited although it is not essential to their existence is known as:

Which of the following features characterizes succulent plants?

Which of the following forms of interaction between species is responsible for the important role of legumes in the recycling of nitrogen in the soil?

The positive interaction between individuals of different species whereby both species are benefited and it is essential to their existence is known as:

The Earth As a Rotating Planet

The Earths Global Energy Balance

Air Temperature

Atmospheric Moisture and Precipitation

Winds and the Global Circulation System

Weather Systems

Global Climates

Global Biogeography

Global Soils

Earth Materials

Volcanic and Tectonic Landforms

Weathering and Mass Wasting

Fresh Water of the Continents

Landforms Made by Running Water

Landforms Made by Waves and Wind

Glacier Landforms and the Ice Age

Filters

Exam 8: Biogeographic Processes

Describe the factors that promote and limit the dispersal of species.

The chance mutations in a population without any particular beneficial effect change the genetic composition of a breeding population until it diverges from other populations is referred to as:

Sympatric speciation occurs where populations are geographically isolated and gene flow between the populations does not take place.

The specific term used to describe plants adapted to alternating wet and dry seasons are referred to as:

Animals that have adapted to extreme shortages of water are referred to as:

A deer grazing on grasses and shrubs would be said to occupy which level in a food chain?

Which of the following features does not characterize cold-blooded animals?

Using an annotated diagram,describe the general operation of the sedimentary cycle.Explain its role in the distribution of nutrient elements in the environment.

Which of the following environments would have the lowest net primary production on average?

Succession that develops on disused agricultural land or old-field succession may also be classified as:

The limitation of the spread of a species by regional climatic variations is referred to as a/an:

Which of the following is a consequence of the loss of energy as passes up the levels in a food chain?

Photosynthesis and respiration occur simultaneously in a plant so that the amount of new carbohydrate in storage is greater than the total carbohydrate being synthesized.

The specific term used to describe plants that can draw water directly from groundwater resources are referred to as:

The dry weight of living organic matter in an ecosystem within a designated surface area is the:

Algae floating at the surface of a freshwater pond would be said to occupy which level in a food chain?

The positive interaction between individuals of different species whereby both species are benefited although it is not essential to their existence is known as:

Which of the following features characterizes succulent plants?

Which of the following forms of interaction between species is responsible for the important role of legumes in the recycling of nitrogen in the soil?

The positive interaction between individuals of different species whereby both species are benefited and it is essential to their existence is known as:

The Earth As a Rotating Planet

The Earths Global Energy Balance

Air Temperature

Atmospheric Moisture and Precipitation

Winds and the Global Circulation System

Weather Systems

Global Climates

Global Biogeography

Global Soils

Earth Materials

Volcanic and Tectonic Landforms

Weathering and Mass Wasting

Fresh Water of the Continents

Landforms Made by Running Water

Landforms Made by Waves and Wind

Glacier Landforms and the Ice Age

Filters