Grade 11 class notes Life Science (Biology), Physical Science and Afrikaans FAL
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Course
Life Sciences
Institution
The documents comprise summarized notes of major chapters covered within the Grade 11 academic year. It is succinctly stated and encapsulates the main ideas of each topic that is covered in exams. I've used these notes and have, as a result, gotten an 80% or above. If you would like an 80% in your ...
Introduction
- Plants are grouped according to the presence and absence of:
-vascular tissue
- true roots stems and leaves
- spores or seeds
- fruits
Bryophytes
- This group is made up of 3 large groups
- Mosses
- Liverworts
- Hornworts
Characteristics – Bryophytes
, - The plant has root-like structures called rhizoids
- The rhizoids anchor the plant to the ground
- The moss also has stem-like and leaf-like structures
- Since the moss has no true roots, stems and leaves it is called a thallus
- The moss also has lacks xylem and phloem
- Therefore we say it lacks conducting tissue
- They reproduce using spores and have no seeds
- These spores occur in spore bearing capsules, therefore the moss has no fruits
- Moss is dependent on water for reproduction
Pteridophytes
- This phylum includes ferns, horsetails and whisk ferns
Characteristics – Pteridophytes
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