Question 1

The growth of vegetation after a forest fire is an example of which of the following:

Accepted Answer

A) competitive exclusion 
B) secondary succession 
C) biological magnification 
D) primary succession 
E) absolute competition 
A) competitive exclusion 
B) secondary succession 
C) biological magnification 
D) primary succession 
E) absolute competition

Question 2

According to the pyramid of energy,it generally takes about 100 kilograms (dry weight)of clover to make 10 kg of rabbit,which in turn will make 1 kg of fox.

Accepted Answer

A) True 
 B)False

Question 3

Carbon returns to the atmospheric reservoir when plants photosynthesize.

Accepted Answer

A) True 
 B)False

Question 4

This biome includes short-lived annuals,plants with reduced leaves and photosynthetic stems,and plants with long tap roots.This biome would be classified as which of the following?

Accepted Answer

A) tundra 
B) chaparral 
C) grassland 
D) desert 
E) tropical rain forest 
A) tundra 
B) chaparral 
C) grassland 
D) desert 
E) tropical rain forest

Question 5

When a car is driven,only about 10% of the high-quality chemical energy available in the gasoline is converted into mechanical energy to propel the vehicle.The remaining 90% is degraded to low quality heat that is released into the environment.This is an illustration of the Second Law of Thermodynamics.

Accepted Answer

A) True 
 B)False

Question 6

True heterotrophs cannot manufacture or produce their own food.

Accepted Answer

A) True 
 B)False

Question 7

The liquid wax taken from the seeds of this desert plant is similar to the spermaceti oil obtained from the endangered sperm whale.This plant is called ________.

Accepted Answer

A) jojoba 
B) carnauba 
C) safflower 
D) olive 
E) live oak 
A) jojoba 
B) carnauba 
C) safflower 
D) olive 
E) live oak

Question 8

Data collected from a local forest ecosystem quantified the number of organisms from four different trophic levels: 5,50,000,150,000,and 1,000,000.The number of herbivores would most likely be 150,000.

Accepted Answer

A) True 
 B)False

Question 9

The term ecology literally means the study of the ________.

Accepted Answer

A) house 
B) planet 
C) biosphere 
D) ecosystem 
E) biome 
A) house 
B) planet 
C) biosphere 
D) ecosystem 
E) biome

Question 10

The biosphere is the interplay between a community and the abiotic factors in the environment.

Accepted Answer

A) True 
 B)False

Question 11

________ is the hard endosperm of a rain forest palm that can be carved into figurines,jewelry,or buttons.

Accepted Answer

The answer of ________ is the hard endosperm of a...

Question 12

Tropical rain forests are carbon ________ and thus are contributing to a(n)________ in global warming.

Accepted Answer

A) sources;increase 
B) sinks;reduction 
C) sinks;increase 
D) sources;reduction 
E) magnifiers;oxidation 
A) sources;increase 
B) sinks;reduction 
C) sinks;increase 
D) sources;reduction 
E) magnifiers;oxidation

Question 13

Which of the following statements is not correct?

Accepted Answer

A) An ecosystem is the functional unit of the environment. 
B) An ecosystem includes interactions between organisms and all the components of their environment. 
C) Biomes are large terrestrial regions recognizable by their characteristic vegetation and climate. 
D) Renewable resources are futuristic and will never be able to sustain a burgeoning human population. 
E) The best approach to environmentalism is to manage renewable resources with minimal environmental disruption. 
A) An ecosystem is the functional unit of the environment. 
B) An ecosystem includes interactions between organisms and all the components of their environment. 
C) Biomes are large terrestrial regions recognizable by their characteristic vegetation and climate. 
D) Renewable resources are futuristic and will never be able to sustain a burgeoning human population. 
E) The best approach to environmentalism is to manage renewable resources with minimal environmental disruption.

Question 14

Global carbon dioxide levels have increased by ________ percent in the last 100 years.

Accepted Answer

A) 10 
B) 15 
C) 20 
D) 25 
E) 30 
A) 10 
B) 15 
C) 20 
D) 25 
E) 30

Question 15

The range of disease-carrying organisms will likely be reduced as global climate change increases.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following statements is correct?

Accepted Answer

A) New scientific reports suggest that many diverse species from biogeographic locations across the world are actually not responding to changes in world climate. 
B) The phenology of most species shows that there is no change in the periodic cycles of appearance of organisms. 
C) Carbon dioxide is the raw material of photosynthesis,but plant growth has not changed since it has increased in the atmosphere over the past 50 years. 
D) Current research suggests that community composition is likely to change in an enhanced carbon dioxide world in which invasives may replace native species. 
E) None of the above is correct. 
A) New scientific reports suggest that many diverse species from biogeographic locations across the world are actually not responding to changes in world climate. 
B) The phenology of most species shows that there is no change in the periodic cycles of appearance of organisms. 
C) Carbon dioxide is the raw material of photosynthesis,but plant growth has not changed since it has increased in the atmosphere over the past 50 years. 
D) Current research suggests that community composition is likely to change in an enhanced carbon dioxide world in which invasives may replace native species. 
E) None of the above is correct.

Question 17

Global ________ and an increase in carbon dioxide in the air from human activities have all contributed to the greenhouse effect.

Accepted Answer

The answer of Global ________ and an increase in carbon...

Question 18

Biomes are the climax communities for particular regions of the terrestrial environment.

Accepted Answer

A) True 
 B)False

Question 19

Studies of primary rain forests in the Amazon showed that tropical rain forests may play a major role in slowing greenhouse warming.

Accepted Answer

A) True 
 B)False

Question 20

Flying squirrels eat mushrooms that decompose the remains of fir trees - the dominant plants in the forest.Spotted owls eat the flying squirrels.In turn,crows eat the eggs of spotted owls.The fir trees are which of the following?

Accepted Answer

A) primary producers 
B) primary consumers 
C) secondary consumers 
D) tertiary consumers 
E) None of the above is correct. 
A) primary producers 
B) primary consumers 
C) secondary consumers 
D) tertiary consumers 
E) None of the above is correct.

Exam 26: Plant Ecology

The growth of vegetation after a forest fire is an example of which of the following:

According to the pyramid of energy,it generally takes about 100 kilograms (dry weight)of clover to make 10 kg of rabbit,which in turn will make 1 kg of fox.

Carbon returns to the atmospheric reservoir when plants photosynthesize.

This biome includes short-lived annuals,plants with reduced leaves and photosynthetic stems,and plants with long tap roots.This biome would be classified as which of the following?

True heterotrophs cannot manufacture or produce their own food.

The liquid wax taken from the seeds of this desert plant is similar to the spermaceti oil obtained from the endangered sperm whale.This plant is called ________.

Data collected from a local forest ecosystem quantified the number of organisms from four different trophic levels: 5,50,000,150,000,and 1,000,000.The number of herbivores would most likely be 150,000.

The term ecology literally means the study of the ________.

The biosphere is the interplay between a community and the abiotic factors in the environment.

________ is the hard endosperm of a rain forest palm that can be carved into figurines,jewelry,or buttons.

Tropical rain forests are carbon ________ and thus are contributing to a(n)________ in global warming.

Which of the following statements is not correct?

Global carbon dioxide levels have increased by ________ percent in the last 100 years.

The range of disease-carrying organisms will likely be reduced as global climate change increases.

Which of the following statements is correct?

Global ________ and an increase in carbon dioxide in the air from human activities have all contributed to the greenhouse effect.

Biomes are the climax communities for particular regions of the terrestrial environment.

Studies of primary rain forests in the Amazon showed that tropical rain forests may play a major role in slowing greenhouse warming.

Flying squirrels eat mushrooms that decompose the remains of fir trees - the dominant plants in the forest.Spotted owls eat the flying squirrels.In turn,crows eat the eggs of spotted owls.The fir trees are which of the following?

Plants in Our Lives

The Plant Cell

The Plant Body

Plant Physiology

Plant Life Cycle: Flowers

Plant Life Cycle: Fruits and Seeds

Genetics

Plant Systematics and Evolution

Diversity of Plant Life

Human Nutrition

Origins of Agriculture

The Grasses

Legumes

Starchy Staples

Feeding a Hungry World

Stimulating Beverages

Herbs and Spices

Materials: Cloth, wood, and Paper

Medicinal Plants

Psychoactive Plants

Poisonous and Allergy Plants

The Algae

Fungi in the Natural Environment

Beverages and Foods From Fungi

Fungi That Affect Human Health

Filters

Tropical rain forests are carbon and thus are contributing to a(n) in global warming.