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Answer 1

Answer

Spirogyra

• which plant grows mainly in water

•Spirogyra is a genus of green algae that belong to the order Zygnematales. These free-flowing, filamentous algae are characterized by ribbon-shaped chloroplasts that are arranged in a helical manner inside the cells

•Spirogyrs occurs in freshwater bodies such as ditches,ponds,lakes etc.It is commonly called water silk or pond scum because of slippery touch touch of its thread like filaments.

•It is multicellular filamentous green alga covered by a mucilagenous sheath.

• this group of plants which do not have specific parts like roots, stem, leaves, flowers but are autotrophic due to presence of chlorophyll is called algae.

• algae show great diversity they may be unicellular or multicellular and microscopic or large

• these plants usually have a soft and fibre like body .

ferns

•Ferns are seedless vascular plants of humid tropics and temperate areas.

•They constitute the largest living group of primitive vascular plants with over 10,000 species.

•Ferns are unique in land plants in having two separate living structures, so the ferny plant that we see out in the bush produces spores, and those spores, when they are released, don't grow straight back into a new ferny plant

•ferns belong to Division III Pteridophyta

• these plants reproduce asexually by sport formation and sexually by sygot formation.

• they have a well developed conducting system

hope it helps.