104 Questions
What are the three basic organs of plants?
Roots, stems, and leaves
True or false: Leaves, stems, and roots all have indeterminate growth.
False
True or false: Sclerenchyma cells are responsible for performing most of the metabolic functions of the plant.
False
What are the three basic organs of plants?
Roots, stems, and leaves
Which part of the plant has determinant growth?
Leaves
True or false: Parenchyma cells are the thickest cells in plant tissue.
False
Lenticels allow for gas exchange through the ______.
trunk
What type of growth do leaves have?
Determinant growth
Specialized water-conducting cells are associated with the ______, and specialized cells are associated with the phloem.
xylem
What are the three basic organs of plants?
Roots, stems, and flowers
True or false: Sclerenchyma cells are responsible for most of the metabolic functions of the plant.
False
What is the main difference between the growth of leaves and the growth of stems and roots?
Leaves have determinant growth while stems and roots have indeterminate growth.
True or false: Plant organs are composed of two kinds of tissues.
False
True or false: The specialized cells associated with the phloem system move water and minerals throughout the plant.
False
True or false: Specialized cells associated with the phloem help in the long-distance transport of water and minerals.
False
What is the main function of roots in plants?
To absorb water and minerals
What is included in primary growth of roots?
All of the above
True or false: Both primary and secondary growth are types of indeterminate growth.
True
What does indeterminate growth include?
Primary and secondary growth
Where does indeterminate growth occur in plants?
In the root and shoot tips, and axillary buds
The bark includes secondary phloem tissue and all layers of the ______.
periderm
True or false: Modified roots can only serve the function of storage.
False
What is the main function of roots in plants?
To absorb water and minerals
What is the main function of roots in plants?
To absorb water and minerals
Collenchyma cells have thickened, uneven cell walls and offer ______ support without restraining growth.
structural
True or false: The phloem system moves water and minerals throughout the plant.
False
True or false: Stems do not have any role in distributing water, minerals, and photosynthates throughout the plant.
False
Sclerenchyma cells function in protection, support, and long-distance transport and have ______ secondary cell walls.
lignified
What is the function of modified roots in plants?
All of the above
What is the function of modified roots?
To provide structural support
What are the three regions of primary growth in roots?
Zone of differentiation, zone of elongation, and zone of cell division
Which of the following is not a function of modified roots in plants?
Photosynthesis
True or false: Primary growth in roots occurs in a zone of differentiation, elongation, and cell division.
True
True or false: Collenchyma cells offer structural support to the plant without restraining growth.
True
Where does primary growth occur in roots?
In a zone of differentiation, elongation, and cell division
True or false: Collenchyma cells have thickened, even cell walls that offer structural support without restricting growth.
False
Primary growth occurs in apical meristems in ______ and shoots.
roots
What type of tissue is found in axillary buds?
Meristematic tissue
True or false: Sclerenchyma cells have secondary cell walls that are not lignified.
False
True or false: Shoot apical meristems contain meristematic tissue only in the primary buds.
False
What do stems distribute throughout the plant?
Water, minerals, and photosynthates
What is the main function of stems in plants?
To support leaves and reproductive shoots
What is the main function of stems in plants?
To support leaves and reproductive shoots
True or false: Eudicot stems are composed of dermal tissue, cortex, pith, and vascular tissue.
True
The vascular tissue in eudicot and monocot roots is concentrated within a centrally located ______ cylinder.
vascular
What are embryonic leaves called that develop into leaves?
Leaf primordia
True or false: Modified stems cannot propagate plants asexually.
False
What does secondary growth do in woody plants?
Increases the diameter of stems and roots
True or false: The ground tissue in monocot stems is primarily made up of sclerenchyma cells.
False
Vascular cambium generates vascular rays and ______ rings.
tree
What does the shoot apical meristem contain?
Meristematic tissue in the axillary buds
True or false: Eudicot stems do not contain cortex tissue.
False
True or false: Monocot stems have vascular bundles that are not clustered together.
True
What is the main function of leaves in plants?
To perform photosynthesis
What is the function of modified stems in plants?
All of the above
What is the function of modified stems in plants?
To store carbohydrates
True or false: Leaves do not have any other functions besides being the main photosynthetic organ.
False
True or false: The vascular tissue in eudicot and monocot roots is concentrated within a centrally located vascular cylinder.
True
True or false: Monocot stems have vascular bundles dispersed throughout ground tissue that is mostly made up of parenchyma cells.
True
Leaves have a dermal layer perforated with ______, ground tissue made up of palisade and spongy mesophyll cells, and reinforced vascular tissue.
stomata
What generates tree rings?
Vascular cambium
What does secondary growth do in woody plants?
Increases the diameter of stems and roots
True or false: Secondary growth decreases the diameter of stems and roots in woody plants.
False
What is secondary growth?
Growth that increases the diameter of stems and roots in woody plants
Roots have three distinct regions: differentiation, elongation, and cell ______.
division
True or false: The dermal layer of leaves contains stomata.
True
What is a function of modified leaves?
To climb
What is the function of cork cambium?
Minimizes water loss
True or false: The vascular tissue in eudicot and monocot roots is located within a centrally located vascular cylinder, with endodermal cells bordering the cylinder and the pericycle immediately below.
True
True or false: The specialized water-conducting cells are associated with the phloem.
False
What generates tree rings?
Vascular cambium
True or false: There are four tissue systems in plants.
False
Cork cambium contributes to minimizing water loss and protecting against microorganisms and ______-boring insects.
wood
True or false: The vascular cambium generates tree rings in non-woody plants.
False
What is the main function of leaves in plants?
To perform photosynthesis
What is the function of the vascular cambium?
To generate primary and secondary xylem and phloem tissue
What is the main function of leaves in plants?
To conduct photosynthesis
Parenchyma cells are thin cells that perform most of the ______ functions of the plant.
metabolic
What is the function of cork cambium?
Minimizes water loss and protects against microorganisms and wood-boring insects
True or false: The dermal tissue system is responsible for transporting water and minerals through xylem and phloem.
False
What are the three tissue systems in plants?
Dermal, vascular, and ground
True or false: Cork cambium increases water loss and attracts microorganisms and wood-boring insects.
False
Which of the following is not a function of modified leaves in plants?
Absorption of water and minerals
True or false: Palisade and spongy mesophyll cells are types of ground tissue in leaves.
True
What is the function of dermal tissue in plants?
To provide defense and prevent water loss
True or false: Leaves have a dermal layer containing stomata, ground tissue made up of palisade and spongy mesophyll cells, and reinforced vascular tissue.
True
Indeterminate growth can be primary or ______.
secondary
Monocot stems have dispersed vascular bundles and ground tissue mostly made up of ______ cells.
parenchyma
How does oxygen enter the trunk of a tree?
Through the lenticels on the bark
What is the function of the cork cambium?
To minimize water loss and protect the trunk from microorganisms and wood-boring insects
True or false: Leaves have a dermal layer that contains stomata.
True
What is included in the bark of a tree?
All of the above
How does oxygen enter the trunk?
Through lenticels on the bark
True or false: The periderm is a specialized tissue that prevents water loss in plants.
True
True or false: The specialized sclerenchyma cells of the xylem system function in the long-distance transport of water and minerals.
True
What does vascular tissue transport through phloem?
Organic nutrients
What are the three tissue systems in plants?
Dermal, vascular, and ground
True or false: The vascular tissue in roots is located within a peripheral vascular cylinder.
False
Shedding of the bark spares the ______ cambium.
vascular
True or false: Parenchyma cells have thickened, uneven cell walls.
False
True or false: Oxygen enters the trunk through stomata on the bark.
False
Specialized sclerenchyma cells of the xylem system function in the long-distance transport of ______ and minerals.
water
What does the bark of a tree include?
Both secondary phloem tissue and all the layers of the periderm
What is the function of vascular tissue in plants?
To transport water and minerals
Study Notes
- Plants have three basic organs: roots, stems, and leaves, composed of three kinds of tissues.
- Learning outcome: identify and describe plant organs, tissues, and cells for subsequent lessons.
- Roots anchor plants, absorb water and minerals, and store carbohydrates.
- Modified roots serve additional functions such as structural support, storage, and resource acquisition.
- Stems support leaves and reproductive shoots and distribute water, minerals, and photosynthates throughout the plant.
- Modified stems store carbohydrates and propagate plants asexually.
- Leaves are the main photosynthetic organ and have a diversity of shapes.
- Modified leaves serve various functions such as climbing, defense, storage, and reproduction.
- There are three tissue systems in plants: dermal, vascular, and ground.
- Dermal tissue functions in defense and water loss prevention through the epidermis or periderm.
- Vascular tissue transports water and minerals through xylem and organic nutrients through phloem.
Test your knowledge on plant anatomy with this informative quiz! From the three basic organs to the different tissue systems, this quiz will help you identify and describe the various parts of a plant. Discover the functions of roots, stems, and leaves, and learn about modified plant structures that serve additional purposes. Challenge yourself to identify the different tissue systems and their roles in plant growth and development. Whether you are a plant enthusiast or just starting to learn about botany, this quiz is a great way to expand your
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