is s o con to all phyla of hon-vascular plants? A) Development of seeds B. Addit

Question

is s o con to all phyla of hon-vascular plants? A) Development of seeds B. Addition of lignin to cell walls C. Dominance of the diploid generation D. Sporophyte E. Xylem and phloem B. True/False (3 points each) 1) The fungi Lycoperdon belongs to the phylum zygomycetes. 2) The phylum Ascomycetes is composed of unicellular and multicellular fungi which are ubiquitous. 3) Sexual reproduction of liverworts involves structures called gemma cups. 4) All seed plants and a few seedless vascular plants are homosporous 5) Vascular plants do not have sporophylls. 6) Seedless watermelon belongs to Angiosperms 6) Heterospory is the rule among seedless plants 7) Angiosperm megasporangia are surrounded by four integuments 8) Zygosporangia are resistant to freezing and drying and are metabolically inactive. 9) False fruit is not formed from any flower part 0 C. Fill in the blanks (2 points each) 1. Fungi break down the host nutrients using 2. Reduced sporophyte is the trait of which plant group

Explanation / Answer

B.1) false(ans. Basidiomycetes or now, Basidiomycota)

2) true(ex. Aspergillus, Penicillium sp.)

3) false ( gemma cups are an asexual method of reproduction)

4. False (seed plants are heterosporous and most seedless vascular plants are homosporous)

5. False

6. True ( all watermelon plants are flowering type ie, angiosperms)

7./( 6) False (all seed plants are heterosporous)

7. False(typically, two)

8. True

9.False(false fruits are formed from parts other than the ovary of a flower, but it can be firmed from hypanthium or floral cup, or receptacle of flower(which are also parts of flower))

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