plz give 5 points of every plant kingdom like thallophyta , bryophyta and others
Answers
Thallophyta
• plant body is not well differentiated into stem, root and leaves.
•they are commonly called algae.
•vascular tissues is absent.
•autotrophic, prepare their own food.
•asexual reproduction through spore, single celled sex organ.
Bryophyta
•they are called amphibians of plant kingdom.
•multicellular sex organ.
•it is gametophytic.
•reproduce through spores.
•an embryo is formed after fertilization.
Peridophyta
•These are found in shady or damp places on land.
•plant body is differentiated into roots,stemsand leaves.
•fertilized egg develop into embryo.
•naked embryo called spores.
Sex organ are multicellular and jacketed by sterile cells.
Gymnosperms
• plant bear naked seed and usually ever green plants.
•differentiated body parts.
•unisexual cones instead of flowers.
•xylem lack vessels and pholem lack compainion cells.
Angiosperm
•advanced highly evolved, have seed enclosed in fruits or flowers.
•plant embryo in the seeds have structure called cotyledons.