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Questions and Answers
What is the primary role of mycorrhizae in plant-fungus associations?
What is the primary role of mycorrhizae in plant-fungus associations?
- Aid in photosynthesis of the plant
- Facilitate water absorption by the plant
- Supply sugars and amino acids to the fungus (correct)
- Provide oxygen to the plant
Which type of mycorrhizae fungi form a mantle on the root exterior and grow between the cell walls?
Which type of mycorrhizae fungi form a mantle on the root exterior and grow between the cell walls?
- Endomycorrhizae fungi
- Ectomycorrhizae fungi (correct)
- AM fungi
- Penetrate mycorrhizae fungi
What is the main function of root nodules containing nitrogen-fixing bacteria?
What is the main function of root nodules containing nitrogen-fixing bacteria?
- Converting free nitrogen to usable form for plants (correct)
- Aiding in carbon dioxide absorption by the plant
- Producing oxygen for plant respiration
- Increasing nitrogen content in the soil
Which family of plants is known to have root nodules housing nitrogen-fixing bacteria?
Which family of plants is known to have root nodules housing nitrogen-fixing bacteria?
What is one human relevance of roots mentioned in the text?
What is one human relevance of roots mentioned in the text?
Which learning objective does Chapter 6: Plant Organs - Roots focus on?
Which learning objective does Chapter 6: Plant Organs - Roots focus on?
What is one of the functions of roots?
What is one of the functions of roots?
Which type of plants typically have a fibrous root system?
Which type of plants typically have a fibrous root system?
Where does root cap lie in the structure of a root?
Where does root cap lie in the structure of a root?
Which part of a plant does adventitious roots form from?
Which part of a plant does adventitious roots form from?
What happens to an embryo's radicle upon seed germination?
What happens to an embryo's radicle upon seed germination?
What is the primary function of the endodermis in root structure?
What is the primary function of the endodermis in root structure?
Which of the following roots are primarily adapted for water storage?
Which of the following roots are primarily adapted for water storage?
What is the primary function of buttress roots?
What is the primary function of buttress roots?
Which of the following statements about mycorrhizae is true?
Which of the following statements about mycorrhizae is true?
What is the primary function of aerial roots in plants like ivy and Virginia creeper?
What is the primary function of aerial roots in plants like ivy and Virginia creeper?
Which of the following statements about root growth is true?
Which of the following statements about root growth is true?
What is the primary function of the root cap?
What is the primary function of the root cap?
Which region of the root is responsible for cell division?
Which region of the root is responsible for cell division?
Which meristematic area gives rise to the root epidermis?
Which meristematic area gives rise to the root epidermis?
In which region of the root do cells differentiate into various cell types?
In which region of the root do cells differentiate into various cell types?
What is the primary function of root hairs?
What is the primary function of root hairs?
In dicot or conifer roots, what is the arrangement of the primary xylem in the Region of Maturation?
In dicot or conifer roots, what is the arrangement of the primary xylem in the Region of Maturation?
The root cap protects the root tip from damage as the root grows.
The root cap protects the root tip from damage as the root grows.
The region of cell division in the root is located in the region of elongation.
The region of cell division in the root is located in the region of elongation.
Root hairs are epidermal cell extensions with a thick cuticle that help absorb water and minerals.
Root hairs are epidermal cell extensions with a thick cuticle that help absorb water and minerals.
In monocot roots, the xylem surrounds the pith in the region of maturation.
In monocot roots, the xylem surrounds the pith in the region of maturation.
The primary function of the root cap is to secrete a lubricating mucilage to aid in root growth.
The primary function of the root cap is to secrete a lubricating mucilage to aid in root growth.
The ground meristem in the root tip gives rise to the epidermis.
The ground meristem in the root tip gives rise to the epidermis.
Roots anchor plants into the soil.
Roots anchor plants into the soil.
The radicle develops into a fibrous root system in all plants.
The radicle develops into a fibrous root system in all plants.
The root cap is responsible for cell division in the root.
The root cap is responsible for cell division in the root.
Roots can store food or water.
Roots can store food or water.
Plants with mycorrhizae develop more root hairs compared to those growing without an associated fungus.
Plants with mycorrhizae develop more root hairs compared to those growing without an associated fungus.
Adventitious roots can form from stems or leaves.
Adventitious roots can form from stems or leaves.
Ectomycorrhizae fungi only grow between the cell walls of the root and do not form a mantle on the root exterior.
Ectomycorrhizae fungi only grow between the cell walls of the root and do not form a mantle on the root exterior.
The endodermis is a single-layered cylinder of compact cells with Casparian strips.
The endodermis is a single-layered cylinder of compact cells with Casparian strips.
Legumes are the only family of plants known to have root nodules housing nitrogen-fixing bacteria.
Legumes are the only family of plants known to have root nodules housing nitrogen-fixing bacteria.
Roots can be modified to perform unusual functions such as storage of water and nutrients.
Roots can be modified to perform unusual functions such as storage of water and nutrients.
Adventitious buds on roots develop into lateral roots.
Adventitious buds on roots develop into lateral roots.
Pneumatophores are spongy roots extending above water for gas exchange.
Pneumatophores are spongy roots extending above water for gas exchange.
The primary function of mycorrhizae is to provide sugars and amino acids to the fungus.
The primary function of mycorrhizae is to provide sugars and amino acids to the fungus.
Roots can be a source of food, spices, dyes, and drugs for humans.
Roots can be a source of food, spices, dyes, and drugs for humans.
Velamen roots have a single-layered epidermis to reduce water loss.
Velamen roots have a single-layered epidermis to reduce water loss.
Buttress roots provide stability to tropical trees growing in shallow soil.
Buttress roots provide stability to tropical trees growing in shallow soil.
Mycorrhizae are fungi that form a mutualistic association with plant stems.
Mycorrhizae are fungi that form a mutualistic association with plant stems.
What is the main function of root cap in plants?
What is the main function of root cap in plants?
Which region of the root is responsible for cell division?
Which region of the root is responsible for cell division?
What specialized function do adventitious roots perform?
What specialized function do adventitious roots perform?
Which type of plants typically have a fibrous root system?
Which type of plants typically have a fibrous root system?
What is the primary role of mycorrhizae in plant-fungus associations?
What is the primary role of mycorrhizae in plant-fungus associations?
What is the primary function of the root cap?
What is the primary function of the root cap?
In the region of maturation, what is the arrangement of the primary xylem in dicot or conifer roots?
In the region of maturation, what is the arrangement of the primary xylem in dicot or conifer roots?
What is the primary function of root hairs?
What is the primary function of root hairs?
Which meristematic area in the root tip gives rise to the epidermis?
Which meristematic area in the root tip gives rise to the epidermis?
What is the primary function of the endodermis in root structure?
What is the primary function of the endodermis in root structure?
Which family of plants is known to have root nodules housing nitrogen-fixing bacteria?
Which family of plants is known to have root nodules housing nitrogen-fixing bacteria?
What is the function of the endodermis in a root?
What is the function of the endodermis in a root?
Which type of roots are specialized for stability in shallow soil?
Which type of roots are specialized for stability in shallow soil?
What is the primary function of prop roots in plants like corn and mangroves?
What is the primary function of prop roots in plants like corn and mangroves?
Which type of specialized roots develop into suckers, aiding in vegetative propagation?
Which type of specialized roots develop into suckers, aiding in vegetative propagation?
What is the role of mycorrhizae fungi in plant root associations?
What is the role of mycorrhizae fungi in plant root associations?
Which of the following is a function of pneumatophores in plants with roots growing in water?
Which of the following is a function of pneumatophores in plants with roots growing in water?
What is the primary function of mycorrhizae in the plant-fungus association?
What is the primary function of mycorrhizae in the plant-fungus association?
Which family of plants is known to have root nodules housing nitrogen-fixing bacteria?
Which family of plants is known to have root nodules housing nitrogen-fixing bacteria?
What is one way in which roots are relevant to humans?
What is one way in which roots are relevant to humans?
Which type of mycorrhizae fungi form a mantle on the root exterior and grow between the cell walls?
Which type of mycorrhizae fungi form a mantle on the root exterior and grow between the cell walls?
Which type of plants typically have a fibrous root system?
Which type of plants typically have a fibrous root system?
What is the primary function of the root cap?
What is the primary function of the root cap?
Which type of plants typically have a fibrous root system?
Which type of plants typically have a fibrous root system?
What is the primary function of the root cap?
What is the primary function of the root cap?
Which family of plants is known to have root nodules housing nitrogen-fixing bacteria?
Which family of plants is known to have root nodules housing nitrogen-fixing bacteria?
What is the primary role of mycorrhizae in plant-fungus associations?
What is the primary role of mycorrhizae in plant-fungus associations?
What is one way in which roots are relevant to humans?
What is one way in which roots are relevant to humans?
What is the function of the root cap?
What is the function of the root cap?
In which region of the root do cells become several times their original length?
In which region of the root do cells become several times their original length?
What do vacuoles do in the region of Elongation of a root?
What do vacuoles do in the region of Elongation of a root?
In monocot roots, how is the arrangement of xylem in the Region of Maturation?
In monocot roots, how is the arrangement of xylem in the Region of Maturation?
What is the primary function of vascular cambium in a root's vascular cylinder?
What is the primary function of vascular cambium in a root's vascular cylinder?
What is the primary function of the endodermis in root structure?
What is the primary function of the endodermis in root structure?
What is the primary function of the root cap?
What is the primary function of the root cap?
Which type of specialized roots develop into suckers, aiding in vegetative propagation?
Which type of specialized roots develop into suckers, aiding in vegetative propagation?
What is the primary function of mycorrhizae in the plant-fungus association?
What is the primary function of mycorrhizae in the plant-fungus association?
What is the primary function of buttress roots?
What is the primary function of buttress roots?
Which type of plants typically have a fibrous root system?
Which type of plants typically have a fibrous root system?
What is the primary function of root nodules in plant roots?
What is the primary function of root nodules in plant roots?
Which type of mycorrhizae fungi penetrates only the cell walls of plant roots?
Which type of mycorrhizae fungi penetrates only the cell walls of plant roots?
In plant-fungus associations, the primary role of mycorrhizae is to:
In plant-fungus associations, the primary role of mycorrhizae is to:
Which region of the root is responsible for cell division?
Which region of the root is responsible for cell division?
What is one human relevance of roots mentioned in the text?
What is one human relevance of roots mentioned in the text?
Which family of plants is known to have root nodules housing nitrogen-fixing bacteria?
Which family of plants is known to have root nodules housing nitrogen-fixing bacteria?
