Question 1

Which of the following is NOT a micronutrient?

Accepted Answer

A) zinc 
B) copper 
C) manganese 
D) calcium 
E) nickel 
A) zinc 
B) copper 
C) manganese 
D) calcium 
E) nickel

Question 2

Which of the following statements about leghemoglobin is FALSE?

Accepted Answer

A) It acts as an O2 carrier. 
B) It buffers the O2 concentration in nodules. 
C) It is found in the cytosol of the bacteroid. 
D) Its heme portion is produced by the bacteroid. 
E) Its globin portion is produced by the plant. 
A) It acts as an O2 carrier. 
B) It buffers the O2 concentration in nodules. 
C) It is found in the cytosol of the bacteroid. 
D) Its heme portion is produced by the bacteroid. 
E) Its globin portion is produced by the plant.

Question 3

Which of the following is NOT a way in which nitrogen is lost from an ecosystem?

Accepted Answer

A) harvesting of plants 
B) soil erosion 
C) burning of plants 
D) leaching 
E) nitrification 
A) harvesting of plants 
B) soil erosion 
C) burning of plants 
D) leaching 
E) nitrification

Question 4

Which of the following statements concerning beneficial elements is FALSE?

Accepted Answer

A) Silicon is a beneficial element only for horsetails. 
B) Sodium is a beneficial element for certain halophytes. 
C) They are essential for most plants. 
D) Aluminum is a beneficial element for the tea plant. 
E) They are essential for plants grown only under specific environmental conditions. 
A) Silicon is a beneficial element only for horsetails. 
B) Sodium is a beneficial element for certain halophytes. 
C) They are essential for most plants. 
D) Aluminum is a beneficial element for the tea plant. 
E) They are essential for plants grown only under specific environmental conditions.

Question 5

Legumes grown in culture benefit from the addition of cobalt because the cobalt:

Accepted Answer

A) inhibits the growth of pathogenic bacteria. 
B) stimulates cell division of the apical meristem. 
C) stimulates the growth of root cells. 
D) is required by mycorrhizae. 
E) is required by symbiotic nitrogen-fixing bacteria. 
A) inhibits the growth of pathogenic bacteria. 
B) stimulates cell division of the apical meristem. 
C) stimulates the growth of root cells. 
D) is required by mycorrhizae. 
E) is required by symbiotic nitrogen-fixing bacteria.

Question 6

Synthetase ok? It was "synthatase", but I figured that was wrong.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following is NOT a way in which the phosphorus cycle differs from the nitrogen cycle?

Accepted Answer

A) The phosphorus cycle has more steps. 
B) The phosphorus cycle is not dependent on specific groups of microorganisms. 
C) In the phosphorus cycle, the Earth's crust is the primary reservoir of the element. 
D) The phosphorus cycle does not involve a gaseous stage. 
E) The phosphorus cycle involves the long-term weathering of rocks. 
A) The phosphorus cycle has more steps. 
B) The phosphorus cycle is not dependent on specific groups of microorganisms. 
C) In the phosphorus cycle, the Earth's crust is the primary reservoir of the element. 
D) The phosphorus cycle does not involve a gaseous stage. 
E) The phosphorus cycle involves the long-term weathering of rocks.

Question 8

A determinate nodule has a persistent meristem.

Accepted Answer

A) True 
 B)False

Question 9

Rhizobia enter legumes by invading the:

Accepted Answer

A) seeds. 
B) root hairs. 
C) stems. 
D) leaves. 
E) flowers. 
A) seeds. 
B) root hairs. 
C) stems. 
D) leaves. 
E) flowers.

Question 10

The role of Nod factors is to:

Accepted Answer

A) stimulate the formation of infection threads. 
B) stimulate root-hair curling. 
C) activate the plant Nod genes. 
D) activate the bacterial Nod genes. 
E) activate the plant genes for nodule formation. 
A) stimulate the formation of infection threads. 
B) stimulate root-hair curling. 
C) activate the plant Nod genes. 
D) activate the bacterial Nod genes. 
E) activate the plant genes for nodule formation.

Exam 29: Plant Nutrition and Soils

Which of the following is NOT a micronutrient?

Which of the following statements about leghemoglobin is FALSE?

Which of the following is NOT a way in which nitrogen is lost from an ecosystem?

Which of the following statements concerning beneficial elements is FALSE?

Legumes grown in culture benefit from the addition of cobalt because the cobalt:

Synthetase ok? It was "synthatase", but I figured that was wrong.

Which of the following is NOT a way in which the phosphorus cycle differs from the nitrogen cycle?

A determinate nodule has a persistent meristem.

Rhizobia enter legumes by invading the:

The role of Nod factors is to:

Botany: an Introduction

The Molecular Composition of Plant Cells

The Plant Cell and the Cell Cycle

The Movement of Substances Into and Out of Cells

The Flow of Energy

Respiration

Photosynthesis, Light, and Life

Sexual Reproduction and Heredity

The Chemistry of Heredity and Gene Expression

Recombinant Dna Technology, Plant Biotechnology, and Genomics

The Process of Evolution

Systematics: the Science of Biological Diversity

Prokaryotes and Viruses

Fungi

Protists: Algae and Heterotrophic Protists

Bryophytes

Seedless Vascular Plants

Gymnosperms

Introduction to the Angiosperms

Evolution of the Angiosperms

Plants and People

Early Development of the Plant Body

Cells and Tissues of the Plant Body

The Root: Structure and Development

The Shoot: Primary Structure and Development

Secondary Growth in Stems

Regulating Growth and Development: the Plant Hormones

External Factors and Plant Growth

The Movement of Water and Solutes in Plants

The Dynamics of Communities and Ecosystems

Global Ecology

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