What Pteridophyta and thallophyta ????
Answers
Pteridophyta :- In this group , the plant body is differentiated into roots , stem and leaves and has specialised tissue for the conduction of water and other substances from one part to another part.
Thallophyta :- plants that donor have well - differentiated body design fall in this group . The plants in this group is commonly called algae . These plants are aquatic . Examples :- spirogyra , ulothrix , cladophora and Chara .
Answer:
Pteridophyta :
* They are flowerless plants consisting of ferns and their relatives.
* Mainly lives in dry terrestrial environments.
* Multicellular plants.
* Consists of a true vascular system.
* Plant body is differentiated into stem, root and leaves.
* Sex-organs are multicellular.
* Forms an embryo after fertilization.
* e.g. ferns and their relatives.
Thallophyta:
* They are flowerless and seedless plants consisting of algae, fungi, lichens and bacteria.
* Lives in aquatic environments, on or within plants, snow, rocks etc. .
* Mostly unicellular.
* Plant body is a thallus.
* Lacks a true vascular system.
* Sex-organs are unicellular.
* Doesn't form an embryo even after fertilization.
* e.g. Cyanobacteria, algae, fungi, lichens etc. .