Question 1

Which group of organisms contains the most trophic diversity?

Accepted Answer

A)  Plants 
B)  Animals 
C)  Prokaryotes 
D)  Fungi 
E)  Protists 
A)  Plants 
B)  Animals 
C)  Prokaryotes 
D)  Fungi 
E)  Protists C

Question 2

Prokaryotic organisms are used for bioremediation such as converting organic sewage into CO2 and water, but unfortunately they cannot breakdown such toxins as benzene or cyanide.

Accepted Answer

A) True 
 B)False  False

Question 3

In ________ plants CO2 is fixed in the mesophyll cells using PEP carboxylase while sugar production occurs in the bundle sheath cells.

Accepted Answer

A)  C3 
B)  C4 
C)  CAM 
D)  C4 and CAM 
E)  C3, C4, and CAM 
A)  C3 
B)  C4 
C)  CAM 
D)  C4 and CAM 
E)  C3, C4, and CAM B

Question 4

The longer the wavelength, the more energy they carry.

Accepted Answer

A) True 
 B)False

Question 5

The main force in the development and refinement of prey defenses is/are

Accepted Answer

A)  nutrition. 
B)  predators. 
C)  the prey themselves. 
D)  mate choices. 
E)  All of the choices are correct. 
A)  nutrition. 
B)  predators. 
C)  the prey themselves. 
D)  mate choices. 
E)  All of the choices are correct.

Question 6

During the light dependent portion of photosynthesis, the energy found in photons is converted/transferred to

Accepted Answer

A)  ATP. 
B)  NADPH. 
C)  PEP. 
D)  both ATP and NADPH. 
E)  ATP, NADPH, and PEP. 
A)  ATP. 
B)  NADPH. 
C)  PEP. 
D)  both ATP and NADPH. 
E)  ATP, NADPH, and PEP.

Question 7

C4 and CAM plants are best suited for

Accepted Answer

A)  hot and moist environments. 
B)  cool and moist environments. 
C)  hot and dry environments. 
D)  cool and dry environments. 
E)  environments with moderate temperatures and moisture levels. 
A)  hot and moist environments. 
B)  cool and moist environments. 
C)  hot and dry environments. 
D)  cool and dry environments. 
E)  environments with moderate temperatures and moisture levels.

Question 8

In order for terrestrial plants to undergo photosynthesis and produce a six carbon sugar, which of the following metabolic pathways must occur?

Accepted Answer

A)  C3 
B)  C4 
C)  CAM (crassulacean acid metabolism) 
D)  Both C3 and C4 
E)  Both C4 and CAM (crassulacean acid metabolism) 
A)  C3 
B)  C4 
C)  CAM (crassulacean acid metabolism) 
D)  Both C3 and C4 
E)  Both C4 and CAM (crassulacean acid metabolism)

Question 9

Photosynthetic response curves examine photosynthetic rates and maximum irradiance.

Accepted Answer

A) True 
 B)False

Question 10

A type 1 functional response curve would best represent

Accepted Answer

A)  squirrels. 
B)  moose. 
C)  humans. 
D)  clams. 
E)  wolves. 
A)  squirrels. 
B)  moose. 
C)  humans. 
D)  clams. 
E)  wolves.

Question 11

The energy harvested in the light dependent reaction will eventually be used to run the C3 cycle and ultimately lead to the production of ________.

Accepted Answer

Question 12

In a ________ functional response, initial feeding rates rise linearly at low food densities, rise more slowly at intermediate food densities, and then level off at high densities.

Accepted Answer

A)  Type I 
B)  Type II 
C)  Type III 
D)  Type IV 
E)  Type V 
A)  Type I 
B)  Type II 
C)  Type III 
D)  Type IV 
E)  Type V

Question 13

Herbivores, carnivores, and detritivores are all

Accepted Answer

A)  omnivores. 
B)  autotrophs. 
C)  animals. 
D)  browsers. 
E)  heterotrophs. 
A)  omnivores. 
B)  autotrophs. 
C)  animals. 
D)  browsers. 
E)  heterotrophs.

Question 14

Several studies indicate that environmental conditions dictate plant biomass allocation; plants grown in infertile soils will allocate more energy into ________ biomass.

Accepted Answer

A)  leaf 
B)  stem 
C)  root 
D)  flower 
E)  seed 
A)  leaf 
B)  stem 
C)  root 
D)  flower 
E)  seed

Question 15

Generally, as predator size decreases prey size ________.

Accepted Answer

The answer of Generally, as predator size decreases prey size...

Question 16

The rate of energy intake by an organism can be limited by

Accepted Answer

A)  availability of energy in the environment. 
B)  foraging time. 
C)  handling time. 
D)  All of the choices are correct. 
E)  both availability of energy in the environment and foraging time. 
A)  availability of energy in the environment. 
B)  foraging time. 
C)  handling time. 
D)  All of the choices are correct. 
E)  both availability of energy in the environment and foraging time.

Question 17

Organisms that use inorganic sources of both carbon and energy are called

Accepted Answer

A)  heterotrophs. 
B)  autotrophs. 
C)  omnivores. 
D)  detritivores. 
A)  heterotrophs. 
B)  autotrophs. 
C)  omnivores. 
D)  detritivores.

Question 18

The photosynthetic response curve is most similar to

Accepted Answer

A)  type 1 functional response curve. 
B)  type 2 functional response curve. 
C)  type 3 functional response curve. 
D)  None of the choices are correct. 
A)  type 1 functional response curve. 
B)  type 2 functional response curve. 
C)  type 3 functional response curve. 
D)  None of the choices are correct.

Question 19

Which of the sources listed below is used by heterotrophs?

Accepted Answer

A)  Organic molecules for carbon and energy 
B)  Inorganic molecules for carbon and energy 
C)  Organic molecules for carbon only 
D)  Inorganic molecules for carbon only 
A)  Organic molecules for carbon and energy 
B)  Inorganic molecules for carbon and energy 
C)  Organic molecules for carbon only 
D)  Inorganic molecules for carbon only

Question 20

Tropical plants and tropical seaweeds contain lower levels of alkaloid toxins compared to their temperate counterparts.

Accepted Answer

A) True 
 B)False

Exam 7: Energy and Nutrient Relations

Which group of organisms contains the most trophic diversity?

Prokaryotic organisms are used for bioremediation such as converting organic sewage into CO2 and water, but unfortunately they cannot breakdown such toxins as benzene or cyanide.

In ________ plants CO2 is fixed in the mesophyll cells using PEP carboxylase while sugar production occurs in the bundle sheath cells.

The longer the wavelength, the more energy they carry.

The main force in the development and refinement of prey defenses is/are

During the light dependent portion of photosynthesis, the energy found in photons is converted/transferred to

C4 and CAM plants are best suited for

In order for terrestrial plants to undergo photosynthesis and produce a six carbon sugar, which of the following metabolic pathways must occur?

Photosynthetic response curves examine photosynthetic rates and maximum irradiance.

A type 1 functional response curve would best represent

The energy harvested in the light dependent reaction will eventually be used to run the C3 cycle and ultimately lead to the production of ________.

In a ________ functional response, initial feeding rates rise linearly at low food densities, rise more slowly at intermediate food densities, and then level off at high densities.

Herbivores, carnivores, and detritivores are all

Several studies indicate that environmental conditions dictate plant biomass allocation; plants grown in infertile soils will allocate more energy into ________ biomass.

Generally, as predator size decreases prey size ________.

The rate of energy intake by an organism can be limited by

Organisms that use inorganic sources of both carbon and energy are called

The photosynthetic response curve is most similar to

Which of the sources listed below is used by heterotrophs?

Tropical plants and tropical seaweeds contain lower levels of alkaloid toxins compared to their temperate counterparts.

Introduction to Ecology: Historical Foundations and Developing Frontiers

Life on Land

Life in Water

Population Genetics and Natural Selection

Temperature Relations

Water Relations

Social Relations

Population Distribution and Abundance

Population Dynamics

Population Growth

Life Histories

Competition

Exploitative Interactions: Predation, Herbivory, Parasitism, and Disease

Mutualism

Species Abundance and Diversity

Species Interactions and Community Structure

Primary Production and Energy Flow

Nutrient Cycling and Retention

Succession and Stability

Landscape Ecology

Geographic Ecology

Global Ecology

Filters

Prokaryotic organisms are used for bioremediation such as converting organic sewage into CO₂ and water, but unfortunately they cannot breakdown such toxins as benzene or cyanide.

In ________ plants CO₂ is fixed in the mesophyll cells using PEP carboxylase while sugar production occurs in the bundle sheath cells.

C₄ and CAM plants are best suited for

The energy harvested in the light dependent reaction will eventually be used to run the C₃ cycle and ultimately lead to the production of ________.