Sporophyte - Study guides, Class notes & Summaries

1. In both bryophytes and vascular plants, meiosis occurs in the dominant or most conspicuous phase of the life cycle. a) true b) false CORRECT ANSWER b In the life cycles of mosses and ferns, which of the structures are diploid? Select all that apply. a) sporophyte b) gametophyte c) zygote d) sperm e) eggs CORRECT ANSWER a, c Diploid (2n) cells in the _____ of mosses, ferns, gymnosperms, and angiosperms divide meiotically and form haploid (1n) spores. a) sporangium b) gonad...

Biology Practice Exam Questions With 100% Verified Answers A plant, such as an iris, that reproduces asexually most of the time probably A) is found in a changing environment. B) produces offspring that move into new environments. C) lacks the ability to make flowers. D) forms spores. E) has offspring that live in the same environment as the parents. - answerE An oak tree is a A) sporophyte. B) gametophyte. C) gamete. D) spore. E) zygote. - answerA 8) The sexual life cycle of plant...

Flowering plants are also known as - angiosperms Sexual reproduction in flowering plants produces a(n) _____ containing an embryo encased in a protective coat. - seed When a seed germinates, the _____ that is found inside of it develops into a young plant. - embryo Plants exhibit an alternation of generations. The conspicuous, diploid generation is called the _____, and the microscopic, haploid generation is called the _____. - sporophyte; gametophyte The plant life cycle alternates b...

Four major adaptations of evolution of plants correct answer: -evolution of vascular tissue -diversification of vascular plants about 400 MYA with spore production as a means of reproduction -origin of seed producing plants 360 MYA -evolution of flowering plants 130 MYA Plants are.. correct answer: -multicellular -eukaryotic -autotrophic -almost 300,000 species -evolved from green algae Bryophytes are correct answer: mosses, simplest plants, nonvascular; often include liverwort a...

When do plants disperse? - ANSWER after fertilization Classify an unknown plant into one of the 4 main groups - ANSWER Bryophytes - terrestrial and no vascular structure seedless vascular- roots, independent sporophyte gymnosperm- reproduce by seed, pollen, and has a dependent gametophyte angiosperm- fruit and flowers

BIOL 198 Module 6 Objectives with Certified Solutions Examine the symbiotic interaction of algae and fungi Lichen is a relationship between fungi & autotrophs Algae make food & fungi gives it a home Role of lichens They break down soil for the next organism Characteristics of algae Eukaryote Has cell wall, single & multi cellular, nucleus, mitochondria, autotrophic, aquatic Role of algae Primary producer, makes CO2, carbs Food source for fish Understand the evidence support...

Gymnosperms - Answer-(conifers) Seeds not enclosed in ripened ovary. Angiosperms - Answer-(Flowering plants) Seeds are enclosed in a ripened ovary/fruit. 7 characteristics of seed plants - Answer-1. Megaphyllous leaves (branched veins w/ leaf trace gaps) 2. Heterospory [advanced] (production of spores of two different sizes and sexes) 3. Eusporangiate 4. Xylem and phloem 5. Dominant and independent sporophyte 6. Gametophyte is dependent on the sporophyte for nutrition 7. Reproduce by see...

Angiosperm dominant phase - sporophyte angiosperm phylum - Anthophyta Anther - the part of a stamen that contains the pollen. apical meristem - Embryonic plant tissue in the tips of roots and in the buds of shoots that supplies cells for the plant to grow in length. Are basidiospores haploid or diploid? - haploid Are spores haploid or diploid? - haploid Are sporophytes haploid or diploid? - diploid (2n) celery slide - crenate leaf margin - rounded teeth crustose - Dentate leaf margin ...

Gymnosperms (conifers) Seeds not enclosed in ripened ovary. Angiosperms (Flowering plants) Seeds are enclosed in a ripened ovary/fruit. 7 characteristics of seed plants 1. Megaphyllous leaves (branched veins w/ leaf trace gaps) 2. Heterospory [advanced] (production of spores of two different sizes and sexes) 3. Eusporangiate 4. Xylem and phloem 5. Dominant and independent sporophyte 6. Gametophyte is dependent on the sporophyte for nutrition 7. Reproduce by seeds Se...

ADVANCED PLACEMENT (AP) BIOLOGY: Plant Biology 122 Questions Correctly Answered | 100% Rated Question 1 Which is of the following is not an adaptation/modification that enabled plants to move from aquatic to terrestrial environments as they evolved? Possible Answers: Stomata Thylakoid membranes Cutin Roots and root hairs Correct answer: Thylakoid membranes Question 2 Which structures did not evolve after plants emerged onto land? Possible Answers: Stomata Seeds Cell wal...