Question 1

Which of the following is an undesirable characteristic of the cuticle?

Accepted Answer

A) It restricts the movement of water. 
B) It is transparent to sunlight. 
C) It coats the exposed surface of leaf epidermal cells. 
D) It restricts the movement of carbon dioxide. 
E) None of these is undesirable. 
A) It restricts the movement of water. 
B) It is transparent to sunlight. 
C) It coats the exposed surface of leaf epidermal cells. 
D) It restricts the movement of carbon dioxide. 
E) None of these is undesirable.

Question 2

What factor is NOT involved in the movement of water through a plant?

Accepted Answer

A) transpiration pull 
B) the cohesion of water molecules 
C) hydrogen bonds 
D) the replacement of lost water molecules 
E) active transport 
A) transpiration pull 
B) the cohesion of water molecules 
C) hydrogen bonds 
D) the replacement of lost water molecules 
E) active transport

Question 3

During late spring and summer, the source region for the pressure-flow translocation of organic compounds is the

Accepted Answer

A) root. 
B) flower. 
C) stem. 
D) leaf. 
E) fruit. 
A) root. 
B) flower. 
C) stem. 
D) leaf. 
E) fruit.

Question 4

All of the following statements are true concerning phloem tissue EXCEPT that

Accepted Answer

A) it transports plant-manufactured products. 
B) it stores organic compounds. 
C) it is composed of living cells. 
D) only some of its cells have nuclei. 
E) it does not transport minerals. 
A) it transports plant-manufactured products. 
B) it stores organic compounds. 
C) it is composed of living cells. 
D) only some of its cells have nuclei. 
E) it does not transport minerals.

Question 5

Water tension in a transpiring plant

Accepted Answer

A) is exerted on a continuous column of water throughout the plant. 
B) is the result of the polar nature of water molecules. 
C) results in negative pressure in the xylem. 
D) exerts a pull on water molecules from leaves to roots. 
E) fits all of these descriptions. 
A) is exerted on a continuous column of water throughout the plant. 
B) is the result of the polar nature of water molecules. 
C) results in negative pressure in the xylem. 
D) exerts a pull on water molecules from leaves to roots. 
E) fits all of these descriptions.

Question 6

An opening in leaves that functions in the exchange of gases is called a

Accepted Answer

A) cuticle. 
B) stoma. 
C) guard cell. 
D) pit. 
E) pore. 
A) cuticle. 
B) stoma. 
C) guard cell. 
D) pit. 
E) pore.

Question 7

The Army's solution to the contamination problem at its Aberdeen Proving Grounds is an example of

Accepted Answer

A) phytoremediation. 
B) land reclamation. 
C) chemical recycling. 
D) soil reconstruction. 
E) pollutant transformation. 
A) phytoremediation. 
B) land reclamation. 
C) chemical recycling. 
D) soil reconstruction. 
E) pollutant transformation.

Question 8

The movement of organic compounds in phloem is described as

Accepted Answer

A) sink-to-source. 
B) pressure flow. 
C) cohesion-tension. 
D) active transport. 
E) transpiration pull. 
A) sink-to-source. 
B) pressure flow. 
C) cohesion-tension. 
D) active transport. 
E) transpiration pull.

Question 9

Four of the five elements listed below are elements whose symptoms of deficiency include chlorosis.Select the exception.

Accepted Answer

A) phosphorus 
B) iron 
C) chlorine 
D) copper 
E) magnesium 
A) phosphorus 
B) iron 
C) chlorine 
D) copper 
E) magnesium

Question 10

The arrows in the above figure point to

Accepted Answer

A) stomata. 
B) companion cells. 
C) guard cells. 
D) perforated end plates of sieve tubes. 
E) none of these. 
A) stomata. 
B) companion cells. 
C) guard cells. 
D) perforated end plates of sieve tubes. 
E) none of these.

Question 11

Alpine pennycress plants remove zinc and cadmium from the soil and store them away in their

Accepted Answer

A) chloroplasts. 
B) amyloplasts. 
C) central vacuoles. 
D) Golgi bodies. 
E) vesicles. 
A) chloroplasts. 
B) amyloplasts. 
C) central vacuoles. 
D) Golgi bodies. 
E) vesicles.

Exam 29: Plant Nutrition and Transport

Which of the following is an undesirable characteristic of the cuticle?

What factor is NOT involved in the movement of water through a plant?

During late spring and summer, the source region for the pressure-flow translocation of organic compounds is the

All of the following statements are true concerning phloem tissue EXCEPT that

Water tension in a transpiring plant

An opening in leaves that functions in the exchange of gases is called a

The Army's solution to the contamination problem at its Aberdeen Proving Grounds is an example of

The movement of organic compounds in phloem is described as

Four of the five elements listed below are elements whose symptoms of deficiency include chlorosis.Select the exception.

The arrows in the above figure point to

Alpine pennycress plants remove zinc and cadmium from the soil and store them away in their

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

A Closer Look at Cell Membranes

Ground Rules of Metabolism

Where It Startsphotosynthesis

Energy-Releasing Pathways

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Dna Structure and Function

From Dna to Protein

Controls Over Genes

Recombinant Dna and Genetic Engineering

The Macroevolutionary Puzzle

Emergence of Evolutionary Thought

Organizing Information About Species

The Origin and Evolution of Life

Viruses and Prokaryotes

Protists the Simplest Eukaryotes

Plants

Fungi

Animals: the Invertebrates

Animal Evolution the Chordates

Human Evolution: a Case Study

Plant Tissues

Plant Reproduction

Plant Growth and Development

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Protection, Support, and Movement

Circulation

Immunity

Respiration

Digestion and Human Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Structure and Biodiversity

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters