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Questions and Answers
What does the genus represent in the naming of an organism?
What does the genus represent in the naming of an organism?
What is the correct order of names in the binomial nomenclature?
What is the correct order of names in the binomial nomenclature?
Which of the following correctly states how the full scientific name should be formatted?
Which of the following correctly states how the full scientific name should be formatted?
Why are scientific names derived from Latin?
Why are scientific names derived from Latin?
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Which of the following plants is NOT part of the Division Lycophyta?
Which of the following plants is NOT part of the Division Lycophyta?
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What characteristic defines horsetail plants?
What characteristic defines horsetail plants?
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Who is known as the 'father of modern taxonomy'?
Who is known as the 'father of modern taxonomy'?
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What is the purpose of binomial nomenclature?
What is the purpose of binomial nomenclature?
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Which plant belongs to the group of seedless vascular plants?
Which plant belongs to the group of seedless vascular plants?
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Which of the following statements is TRUE regarding the specific epithet?
Which of the following statements is TRUE regarding the specific epithet?
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What is a unique feature of whisk ferns?
What is a unique feature of whisk ferns?
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Which of the following is a characteristic of plants in the Division Lycophyta?
Which of the following is a characteristic of plants in the Division Lycophyta?
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What is taxonomy primarily concerned with?
What is taxonomy primarily concerned with?
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Which group of plants includes horsetails?
Which group of plants includes horsetails?
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What is the common name for Equisetum, a member of horsetails?
What is the common name for Equisetum, a member of horsetails?
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Which of the following statements about quillworts is true?
Which of the following statements about quillworts is true?
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Which generation is dominant in the reproductive cycle of angiosperms?
Which generation is dominant in the reproductive cycle of angiosperms?
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What is the main characteristic of the pollen in basal angiosperms?
What is the main characteristic of the pollen in basal angiosperms?
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Which of the following groups is included in basal angiosperms?
Which of the following groups is included in basal angiosperms?
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Basal angiosperms were once grouped with eudicots due to their similar physical characteristics. What is one such characteristic?
Basal angiosperms were once grouped with eudicots due to their similar physical characteristics. What is one such characteristic?
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How many orders of plants are categorized under the ANITA basal angiosperms?
How many orders of plants are categorized under the ANITA basal angiosperms?
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Which of the following is NOT a characteristic of eudicots?
Which of the following is NOT a characteristic of eudicots?
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What is the total estimated number of eudicot species?
What is the total estimated number of eudicot species?
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Which flower part is NOT typically found in eudicots?
Which flower part is NOT typically found in eudicots?
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What type of root system is commonly found in eudicots?
What type of root system is commonly found in eudicots?
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Which of the following groups has been reclassified as eudicots?
Which of the following groups has been reclassified as eudicots?
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What is a defining feature of monocots compared to eudicots?
What is a defining feature of monocots compared to eudicots?
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Which of the following is NOT an example of an eudicot?
Which of the following is NOT an example of an eudicot?
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What floral arrangement is typical for eudicots?
What floral arrangement is typical for eudicots?
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What is a defining characteristic of cycads?
What is a defining characteristic of cycads?
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Which group of plants is characterized by having seeds encased in a fleshy covering?
Which group of plants is characterized by having seeds encased in a fleshy covering?
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Which of the following genera is not part of the Gnetophyta division?
Which of the following genera is not part of the Gnetophyta division?
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What distinguishes basal angiosperms from other angiosperm groups?
What distinguishes basal angiosperms from other angiosperm groups?
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Which of the following plants is known for having the largest leaves?
Which of the following plants is known for having the largest leaves?
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In terms of plant generations, which generation is the dominant form in angiosperms?
In terms of plant generations, which generation is the dominant form in angiosperms?
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Which feature is NOT typical of Ginkgo trees?
Which feature is NOT typical of Ginkgo trees?
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Which statement about angiosperms is accurate?
Which statement about angiosperms is accurate?
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What differentiates water lily leaves from lotus leaves?
What differentiates water lily leaves from lotus leaves?
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Which of the following is NOT a characteristic of Magnoliids?
Which of the following is NOT a characteristic of Magnoliids?
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What is a key characteristic of monocots?
What is a key characteristic of monocots?
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Which of these plants is an example of a Magnoliid?
Which of these plants is an example of a Magnoliid?
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Which characteristic is unique to monocots compared to Magnoliids?
Which characteristic is unique to monocots compared to Magnoliids?
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How many species approximately represent monocots among angiosperms?
How many species approximately represent monocots among angiosperms?
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Which statement about water lilies and lotuses is correct?
Which statement about water lilies and lotuses is correct?
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Which of the following plants produces aromatic flowers?
Which of the following plants produces aromatic flowers?
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Flashcards
Binomial Nomenclature
Binomial Nomenclature
A two-part naming system for organisms, using genus and species.
Genus
Genus
A small group of closely related organisms.
Specific epithet
Specific epithet
Part of a scientific name, a word that distinguishes one species from others in a genus.
Scientific Name
Scientific Name
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Carl Linnaeus
Carl Linnaeus
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Classification
Classification
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Taxonomy
Taxonomy
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Binomial Nomenclature Rules
Binomial Nomenclature Rules
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Lycophyta Division
Lycophyta Division
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Club Mosses
Club Mosses
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Pterophyta Division
Pterophyta Division
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Horsetails (Arthrophyta)
Horsetails (Arthrophyta)
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Whisk Ferns
Whisk Ferns
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Seedless Vascular Plants
Seedless Vascular Plants
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Vascular Tissue
Vascular Tissue
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Division
Division
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Cycadophyta
Cycadophyta
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Ginkgophyta
Ginkgophyta
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Gnetophyta
Gnetophyta
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Ephedra
Ephedra
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Welwitschia
Welwitschia
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Angiosperms
Angiosperms
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Basal Angiosperms
Basal Angiosperms
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Water Lily vs. Lotus
Water Lily vs. Lotus
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Magnoliids - Characteristics
Magnoliids - Characteristics
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Monocots - Characteristics
Monocots - Characteristics
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What is a cotyledon?
What is a cotyledon?
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Parallel-veined leaves
Parallel-veined leaves
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Netted-veined leaves
Netted-veined leaves
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Tap root system
Tap root system
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Fibrous root system
Fibrous root system
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Eudicots
Eudicots
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Cotyledon
Cotyledon
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Pollen Grain with 3 Openings
Pollen Grain with 3 Openings
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Vascular Bundles in a Ring
Vascular Bundles in a Ring
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Example of Eudicots
Example of Eudicots
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Eudicot Diversity
Eudicot Diversity
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Sporophyte Generation
Sporophyte Generation
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Gametophyte Generation
Gametophyte Generation
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Monocots
Monocots
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Study Notes
Course Information
- Course: Bio 100/L - General Botany
- Instructor: Ann Guillen-Malazarte
- Department: Bio-Physical Science
- College: College of Sciences
- Semester: First Semester
- Academic Year: 2024-2025
Student's Prayer
- Prayer acknowledging gratitude to God for life, needs, love, protection
- Asking blessings for parents, teachers, and classmates
- Seeking wisdom and guidance for understanding lessons
- Asking for inspiration through the Holy Spirit
- Prayer offered in the name of Jesus Christ
Learning Outcomes
- Describe the binomial system of nomenclature
- Enumerate the classification levels in a logical sequence
- Summarize non-vascular and vascular plant characteristics
- Classify local plants
Classification of Plants
- A hierarchical system of plant classification based on presumed relationships
- Classification is called taxonomy
- Each level of classification is called a taxon (plural taxa)
- The broadest level is domain (Archaea, Bacteria, Eukarya)
- Other taxonomic levels include kingdom, division, class, order, family, genus, and species
Plant Examples and Classifications
- Moss (Division Bryophyta)
- Fern (Division Pterophyta)
- Dragon fruit cactus (Division Anthophyta)
- Pine tree (Division Coniferophyta)
Non-Vascular Plants
- Simple plants without a vascular system (phloem/xylem)
- Small size due to lack of mechanisms for transporting water/food long distances
- Lack true roots; instead have rhizoids (small hairs) to anchor in substrate
- Commonly found in moist environments for easy water absorption
Reproduction in Non-Vascular Plants
- Sexual reproduction through spores
- Asexual reproduction through vegetative propagation
- Water needed for sperm to reach egg in sexual reproduction
- Moisture needed for spore dispersal
Different Non-Vascular Plant Types
- Liverworts (Division Hepatophyta)
- Hornworts (Division Anthocerophyta)
Mosses (Division Bryophyta)
- Larger than other non-vascular plants
- Coarse, multicellular rhizoids
- Photosynthetic structures (tiny leaves) encircle stem-like structure
Alternation of Generation in Plants
- Life cycle with two distinct stages: diploid sporophyte and haploid gametophyte
- Sporophyte generation produces spores (haploid) through meiosis
- Gametophyte generation produces gametes (reproductive cells)
- Plants alternate between these two stages in their life cycle
Gametophyte and Sporophyte
- Gametophyte: gamete-producing, usually haploid; dominant in bryophytes
- Sporophyte: multicellular spore-producing, diploid; dominant in many vascular plants
Examples of Plant Life Cycles (e.g. moss, fern)
-Diagrams of relevant plant life cycles included in handouts
Vascular Plants
-
Seedless Vascular Plants
- Club Mosses
- Whisk Ferns
- Horsetails
- Ferns
-
The diploid sporophyte is the dominant phase of the lifecycle
-
Gametophyte is still independent, but depends on water for fertilization
-
Primarily found in damp environments
Division Lycophyta
- Includes quillworts, club mosses, and spike mosses
- Not true mosses (bryophytes)
Characteristics of Club Mosses
- Earliest seedless vascular plants
- Most primitive vascular plants
Division Pterophyta
- Includes horsetails, whisk ferns, and ferns
- Horsetails: stems with joints/nodes
- Whisk ferns: lack roots and leaves; photosynthesis occurs in stem
- Ferns: most advanced seedless vascular plants; fronds, sporangia(sori) on underside
Seed Plants
- Gymnosperms
- Produce seeds in cones
- Lack covered seeds
- Angiosperms
- Produce seeds in ovaries of flowers
- Have covered seeds
Gymnosperms
- Classified into four divisions: Cycadophyta, Coniferophyta, Ginkgophyta, Gnetophyta
- Coniferophyta (pine trees): largest genus are conifers; leaves called needles in bundles
- Cycadophyta (palm-like cycads): Distinguished by crowns of large compound leaves, cones at the end of trunk
Flowering Seed Plants (Angiosperms)
- Division Anthophyta (Flowering Seed Plants)
- Angiosperms have seeds encased in protective ovary
- The sporophyte is the dominant generation
Angiosperm Groups
- Basal angiosperms
- Magnoliids
- Monocots
- Eudicots
Basal Angiosperms
- Most primitive flowering plants
- Do not belong to either Monocots or Eudicots
- Have net-like vein patterns in their leaves
- Pollen with one pore
Magnoliids
- Mainly flowering plants that are aromatic
- Two cotyledons, netted-veined leaves
- Flower parts in multiples of 3
- Scattered vascular bundles in the stem
- Tap root system
- Pollen grain with one opening
Monocots
- Single cotyledon
- Parallel-veined leaves
- Flower parts in multiples of 3
- Scattered vascular bundles in the stem
- Fibrous root system
- Single pollen opening
Eudicots
- Two cotyledons
- Netted-veined leaves
- Flower parts in multiples of 4 or 5
- Vascular bundles in a ring in the stem
- Tap root system
- Three openings in pollen grain
Important Plant Examples
- Victoria boliviana (giant water lily)
- Lotus (other water lily)
Classification of plants (general)
- Discussion of the basis for classifying plants and use of standardized scientific names
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Description
Test your knowledge of the classification of plants in this quiz designed for Bio 100/L - General Botany. You'll cover topics such as the binomial system of nomenclature, plant characteristics, and the levels of taxonomy. Perfect for students seeking to deepen their understanding of botanical concepts.