× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
g
2
2
1
New Topic  
livestrong136 livestrong136
wrote...
Posts: 324
Rep: 7 0
12 years ago Edited: 12 years ago, livestrong136
1. Bryophytes consist of three phyla of herbaceous plants known as  _________ (Hepatophyta),  __________ (Anthocerophyta) and ________ (Bryophyta).

2. Haploid gametophyte tissue produces haploid _________ by the form of cell division known as ________ . The haploid __________ eventually fuse to form diploid __________.

3. Sporophytes produce haploid __________by the process of _________ . These haploid ________ will grow to become ___________ .

4. Male gametes are flagellated ________ that _________ short distances across the moist surface of the plant to fertilize the egg.

5. Vascular plants have life cycles with dominant __________. The two phyla that were extremely successful during this period in cool swamps were the ___________ and the Pterophytes. Incomplete decomposition of organic matter from these forests eventually became the ______ beds and other fossil fuels.

6. The seedless vascular plants produce homosporous spores that develop into bisexual gametophytes. In contrast, the seed plants are heterosporous: different kinds of spored produce male and female _________. Megaspores develop into ____________ which contain female _______ and microspores develop into _________ which are the male __________.

7. Gymnosperms bear "naked" ______ , typically on ______ and include four phyla: the Cycadophyta or cycads, the Gingkophyta or ______, the Gnetophyta or ___________, and the __________ or conifers.

8. The gymnosperm life cycle shows a dominant ___________ generation. The female gametophyte generation is retained within the _____________; following the ovule develops into a .
 
9. Angiosperms are seed plants that possess reproductive structures called flowers and fruits. Flowers have ________ that enclose the flower, petals, stamens that produce ________ and ______ that produce ovules. A fruit typically consists of a mature ovary with .

Post Merge: 12 years ago

I got number #1.

liverworts, hornworts, and moses.
Read 911 times

Related Topics

New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1639 People Browsing
Related Images
  
 546
  
 613
  
 538
Your Opinion
What's your favorite coffee beverage?
Votes: 405