Question 1

What does too much water do to the soil?

Accepted Answer

A)  depletes mineral nutrients 
B)  slows mineralization 
C)  interferes with plant growth 
D)  accelerates the breakdown of nitrates 
E)  All of these answers are correct. 
A)  depletes mineral nutrients 
B)  slows mineralization 
C)  interferes with plant growth 
D)  accelerates the breakdown of nitrates 
E)  All of these answers are correct.

Question 2

The region of cell division in a root is also known as ________.

Accepted Answer

A)  the root apical meristem 
B)  shoot apical meristem 
C)  region of root hair production 
D)  zone of elongation 
E)  endodermis 
A)  the root apical meristem 
B)  shoot apical meristem 
C)  region of root hair production 
D)  zone of elongation 
E)  endodermis

Question 3

Grasses generally produce a fibrous root system.

Accepted Answer

A) True 
 B)False

Question 4

People harvest the storage roots of biennials such as ________ for their food value.

Accepted Answer

A)  carrots 
B)  licorice 
C)  reserpine 
D)  rotenone 
E)  All of these answers are correct. 
A)  carrots 
B)  licorice 
C)  reserpine 
D)  rotenone 
E)  All of these answers are correct.

Question 5

In traversing the root to the central xylem vessels, the last living tissue that water passes through before entering the xylem is the

Accepted Answer

A)  endodermis. 
B)  pericycle. 
C)  cortex. 
D)  phloem. 
E)  epidermis. 
A)  endodermis. 
B)  pericycle. 
C)  cortex. 
D)  phloem. 
E)  epidermis.

Question 6

Which of the following is/are absent in dicot roots?

Accepted Answer

A)  xylem 
B)  phloem 
C)  epidermis 
D)  cortex 
E)  nodes 
A)  xylem 
B)  phloem 
C)  epidermis 
D)  cortex 
E)  nodes

Question 7

The term saprophyte is correctly applied to plants such as orchids that grow on other plants and obtain water and nutrients from the air and/or rain.

Accepted Answer

A) True 
 B)False

Question 8

A root hair consists of a short row of cells.

Accepted Answer

A) True 
 B)False

Question 9

Stored food, especially starch and other carbohydrates in storage roots, can be found in this tissue of a root:

Accepted Answer

A)  endodermis. 
B)  epidermis. 
C)  pericycle. 
D)  cortex. 
E)  cork. 
A)  endodermis. 
B)  epidermis. 
C)  pericycle. 
D)  cortex. 
E)  cork.

Question 10

Which of the following is NOT a specialized root?

Accepted Answer

A)  branch or lateral roots 
B)  food storage root of sweet potato 
C)  prop root of corn 
D)  contractile roots 
E)  propagative roots 
A)  branch or lateral roots 
B)  food storage root of sweet potato 
C)  prop root of corn 
D)  contractile roots 
E)  propagative roots

Question 11

In addition to anchoring a plant, roots usually function directly in which of the following processes?

Accepted Answer

A)  photosynthesis 
B)  production of new leaves 
C)  production of bud scales 
D)  absorption of minerals in solution 
E)  All of these answers are correct. 
A)  photosynthesis 
B)  production of new leaves 
C)  production of bud scales 
D)  absorption of minerals in solution 
E)  All of these answers are correct.

What does too much water do to the soil?

The region of cell division in a root is also known as ________.

Grasses generally produce a fibrous root system.

People harvest the storage roots of biennials such as ________ for their food value.

In traversing the root to the central xylem vessels, the last living tissue that water passes through before entering the xylem is the

Which of the following is/are absent in dicot roots?

The term saprophyte is correctly applied to plants such as orchids that grow on other plants and obtain water and nutrients from the air and/or rain.

A root hair consists of a short row of cells.

Stored food, especially starch and other carbohydrates in storage roots, can be found in this tissue of a root:

Which of the following is NOT a specialized root?

In addition to anchoring a plant, roots usually function directly in which of the following processes?

What Is Plant Biology

The Nature of Life

Cells

Tissues

Stems

Leaves

Flowers, Fruits, and Seeds

Water in Plants

Plant Metabolism

Growth

Meiosis and Alternation of Generation

Genetics

Plant Breeding and Propagation

Evolution

Plant Names and Classification

Domain Kingdom Bacteria, Domain Kingdom Archaea, and Viruses

Kingdom Protista

Kingdom Fungi

Introduction to the Plant Kingdom: Bryophytes

The Seedless Vascular Plants - Ferns and Their Relatives

Introduction to Seed Plants: Gymnosperms

Seed Plants: Angiosperms

Flowering Plants and Civilization

Ecology

Biomes

Filters

Exam 5: Roots and Soils

What does too much water do to the soil?

The region of cell division in a root is also known as ________.

Grasses generally produce a fibrous root system.

People harvest the storage roots of biennials such as ________ for their food value.

In traversing the root to the central xylem vessels, the last living tissue that water passes through before entering the xylem is the

Which of the following is/are absent in dicot roots?

The term saprophyte is correctly applied to plants such as orchids that grow on other plants and obtain water and nutrients from the air and/or rain.

A root hair consists of a short row of cells.

Stored food, especially starch and other carbohydrates in storage roots, can be found in this tissue of a root:

Which of the following is NOT a specialized root?

In addition to anchoring a plant, roots usually function directly in which of the following processes?

What Is Plant Biology

The Nature of Life

Cells

Tissues

Stems

Leaves

Flowers, Fruits, and Seeds

Water in Plants

Plant Metabolism

Growth

Meiosis and Alternation of Generation

Genetics

Plant Breeding and Propagation

Evolution

Plant Names and Classification

Domain Kingdom Bacteria, Domain Kingdom Archaea, and Viruses

Kingdom Protista

Kingdom Fungi

Introduction to the Plant Kingdom: Bryophytes

The Seedless Vascular Plants - Ferns and Their Relatives

Introduction to Seed Plants: Gymnosperms

Seed Plants: Angiosperms

Flowering Plants and Civilization

Ecology

Biomes

Filters