Assignment 8 Diversity of Plants and Movement to Land

1. True of false (6 points -1 point each) Submit your answers to webassign, using the words true or false in the blanks.

_____ Fossils of early plants show signs of vascular tissue. _____ Fossils of early plants shown signs of eggs and sperm. _____ Meiosis in plants produces gametes (eggs and sperm). _____ Meiosis occurs when plants are in the sporophyte stage. _____ Plant spores are haploid. _____ The gametophyte stage of plants is diploid.

2. File upload (9 points) Use the following table to summarize the traits of the four plant groups you have studied. Then convert these traits into characters. Capture an image of your completed Table 1 and submit it to WebAssign in jpg or png format.

Table 1. Features of major plant groups

Plant groupings A B C D Non-vascular Seedless, Gymnosperm Angiosperms vascular s Common examples of plants in each group Features: Stomata and cuticle present

Vascular tissue present

Dominant stage of the life cycle

Motile sperm present

Pollen present Seeds present

Flowers and fruit present

3. File upload (9 points) Fill out Table 2 with the names of traits and + and - for each trait in each plant group. Capture an image of your completed Table 2 and submit it to WebAssign as in jpg or png format. NOTE: You do not need to use the entire table.

Table 2: Tabulation of Plant traits

Plant group A B seedless, C D non-vascular vascular gymnsoper angiosperms ms Trait 4. Essay (4 points)

Use the characters in Table 2 to compare the different groups of plants. Compare the following similarity groupings where groups are defined as: A. Non-vascular plants, B. Lower Vascular (non-seed) plants C. Gymnosperms D. Angiosperms

Decide which of these diagrams best describes the similarity relationships among groups. Then write an essay that indicates your choice of relationship 1 or relationship 2 and justifies your answer.