Gametophytes Study guides, Class notes & Summaries
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Bio 152- Plants Questions with Complete Solutions
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Importance of plants Correct Answer-food, natural products, ecosystem services (oxygen, ozone, coal), culture 
 
Preadaptations of Charophytes Correct Answer-fresh water spores covered in sporopollenin, life cycle allows dispersal by wind (spores) 
 
Gametophyte Correct Answer-haploid (n), makes gametes by mitosis 
 
Sporophyte Correct Answer-diploid (2n), makes spores by meiosis 
 
Alternation of Generations Correct Answer-Gametophytes go through mitosis to create gametes, which form zygote, zy...
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BSC 2011 - EXAM 3 QUESTIONS AND ANSWERS
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A. Leaves 
Carpels are modified __________ that enclose the seeds: 
 
A. Leaves 
B. Petals 
C. Sepals 
D. Gametophytes 
B. Four carpels, each carpel with one seed cavity 
This tomato that you bought in the supermarket and sliced at home has: 
 
A. One single carpel with 4 "seed cavities" 
B. Four carpels, each carpel with one seed cavity 
C. Unknown number of carpels 
D. Carpels that are not fused but free 
C. The ovary of a carpel 
Most fruits that you buy in the supermarket will still have: ...
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UAB BY 124 Exam 1 Study Guide Graded A 2024-2025
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charophytes - (aquatic) green algae land plants evolved from 
 
3 key traits land plants share with charophytes - 1. rings of cellulose-synthesizing proteins embedded in plasma membrane 
2. formation of a phragmoplast (helps form cell wall) 
3. structure of flagellated sperm (not all will have this) 
 
adaptations enabling plants' move to land: why? - 1. CO2 
2. sunlight 
3. soil- nutrients 
4. fewer predators/pathogens (never been seen before) 
 
adaptations enabling plants' move to land: pro...
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UH Manoa bio172 - Exam 1 Questions And Answers Rated A+ New Update Assured Satisfaction
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1. In most fungi, karyogamy does not immediately follow plasmogamy, which consequently 
A) means that sexual reproduction cannot occur. 
B) decreases the overall size of the organism. 
C) allows fungi withstand harsh conditions in a dormant state. 
D) results in heterokaryotic or dikaryotic cells. - Answer-D) results in heterokaryotic or dikaryotic cells. 
2. Which of the following best describes the physical relationship of the partners involved in lichens? 
A) Fungal cells are enclosed within ...
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D&E Biology Chapter 30 Question with 100 % correct answers | Verified
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Part A 
All seed plants _____. - are heterosporous 
Correct: All seed plants produce separate male and female spores. 
Part A 
An ancient date palm seed germinated and grew into a healthy plant. 
What was the source of nutrients for the young sporophyte embryo during germination of the date palm 
seed? - food stored within the seed 
Correct: A seed consists of an embryo and a food supply, packaged in a protective seed coat derived 
from the integument(s). 
Part A 
Angiosperms are different from ...
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BIO 1150 Exam 3 - Questions with Verified Answers
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BIO 1150 Exam 3 - Questions with Verified Answers Derived traits of land plants Alternation of generations Multicellular, dependent embryos Walled spores produced in sporangia Multicellular gametangia Apical meristems Symbiotic relationships with fungi Cuticle A waxy covering on the surface of stems and leaves that acts as an adaptation to prevent desiccation in terrestrial plants. Lignin Substance in vascular plants that makes cell walls rigid Sporophyte The stage in the life cycle of a plant ...
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UAB BY 124 Exam 1 Questions And Answers With Verified Tests 100% Correct Answers
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charophytes - (aquatic) green algae land plants evolved from 
3 key traits land plants share with charophytes - 1. rings of cellulose-synthesizing proteins 
embedded in plasma membrane 
2. formation of a phragmoplast (helps form cell wall) 
3. structure of flagellated sperm (not all will have this) 
adaptations enabling plants' move to land: why? - 1. CO2 
2. sunlight 
3. soil- nutrients 
4. fewer predators/pathogens (never been seen before) 
adaptations enabling plants' move to land: problems...
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Life 103 Exam 2 Lockwood CSU Questions And Answers With Complete Solutions 100% Correct Answers
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Flowers - specialized structure for sexual reproduction, pollination by animals (insects, mammals, 
birds) and wind 
Seed - consists of an embryo and nutrients surrounded by a protective coat. 
Gametophytes of seed plants - develop within the walls of spores that are retained within tissues 
of the parent sporophyte 
The ancestors of seed plants were most likely_____, while seed plants are ________. - 
homosporous; heterosporous 
Ovule - consists of a megasporangium, megaspore, and one or more p...
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BIOL 172 UH Manoa Exam Questions And Answers Rated A+ New Update Assured Satisfaction
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"Hairy Flagellum" of Stramenopile - A flagellum with hair-like appendages; unique to the group 
Stramenopile. 
"Slug" - An aggregation of slime mold cells to essentially form a multicellular body. 
Absorption - A mode of nutrition in some Ciliates. 
Active transport - Energy-requiring process that moves material across a cell membrane against a 
concentration difference. 
Agar - Another material that makes up cell walls of Red Algae. 
Alginate - A material that makes up the cell wall of Brow...
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D&E Biology Chapter 29 Question with 100 % correct answers | Verified
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Part A 
Angiosperms are most closely related to _____. - gymnosperms 
Correct: The branching pattern of the phylogenetic tree in the activity indicates that angiosperms are 
most closely related to gymnosperms. 
Part A 
During the Carboniferous period, forests consisting mainly of _____ produced vast quantities of organic 
matter, which was buried and later became coal. - ferns and other seedless plants 
Correct: These were the dominant plant types of the time. 
Part A 
In contrast to bryophytes...
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