List at least two adaptations that plants evolved for life on land Using your no

Question

List at least two adaptations that plants evolved for life on land Using your notes, fill in the blanks below of the major groups of and their characteristics Land plants Alternation of generations; male and female gametangia; apical tissue; waxy cuticle Bryophytes: Nonvascular dominant ___ Example: ___ Vascular Plants Dominant ___ with vascular tissue; xylem transports ___; phloem transports nutrients; roots, stems, leaves Lycophytes ___ leaves; windblown spores Example ____ Pteridophytes Megaphyll leaves; dominant ____ Example ___ Leaves are megaphylls; dominant sporophytes; male gametophyte is ___; female gametophyte is ___; forms seeds Gymnosperms Large ___ bearing: sporophyte bears pollen cone (microsporangium) and seed cones (megasporangium) Angiosperms Very diverse; ___ plants; sporophyte bears pollen grain and ovules. Ovary develops into fruit.

Explanation / Answer

1.i) root cap in front of root

ii) The two vascular tissues are xylem and phloem. Xylem is responsible for the transport of water and nutrients from the roots to the rest of the plant. Phloem carries the sugars made in the leaves to the parts of the plant where they are needed.

bryophyte haploid gametophyte   Marchantia

diploid sporophyte transport of water

lycophyte known as microphylls, have only one vein that runs down the length of the leaf     quillworts

pteridophyte diploid sporophyte phase             Osmunda claytoniana

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