Skip to main content

PLANT VARIETY-WETLAND PLANTS

WETLAND  PLANTS    GROW  SUBMERGED  IN   WATER , either  partially(e.g,water  hyacinth) , or  completely  (e.g,pond  weed),  and  shows  various  adaptations  to  this  habitat.Typically  there  are   numerous  air  spaces  inside  the  stems  , leaves,and  roots;these  aid  gas     exchange    and  buoyancy . Submerged  parts  generally   have  no  cuticle (waterproof  covering), enabling  the plants   to  absorb  minerals   and  gases  directly  from   the  water.In  addition  being  supported   by   water  ,  they  need   little  of  the  supportive  tissue    found  in  land  plants.Stomata ,  the  gas  exchange  pores ,  are  absent  from   plants   that  are completely  submerged;In  partially  submerged   plants   with  floating  leaves (e.g water  lillies),  the  stomata  are  found   on  the  upper  leaf  surface ,  where   they  can not be  flooded.
Some  wetland  plants  are- water  lily,pond weed.water  hyacinth,water ferns,Canadian  pond  weed

Comments

Popular posts from this blog

KEY BOARD SHORT CUTS

While   surfing  the Web,  these commands  could  help  you  and  are absolutely worth learning. By making repetitive motions faster, web surfing becomes so easy  and    pleasant! The following shortcuts can  be   work with desktop versions of Chrome, Firefox, and IE. CTRL-T to launch a new browser tab page. Tabbed pages are very useful: they let you open multiple web pages simultaneously without the same memory load as a full browser window.  Simply press CTRL-T to launch a new tab. Related: use CTRL-Page Up and CTRL-Page Down to navigate between the tabs.  CTRL-Enter to type 'www.' and '.com' Once you ...

THE BEATLES -ENGLISH ROCK BAND

The Beatles were an English rock band formed in Liverpool in 1960. The group, whose best-known lineup comprised John Lennon, Paul McCartney, George Harrison and Ringo Starr, are regarded as the most influential band of all time.   The Beatles    were  from    Liverpool, United Kingdom.   In September of 1962 The Beatles recorded their first hit Love Me Do, which charted in UK, and reached the top of the US singles chart. London became their new home since 1963. ... Their October 1963 performance at the London Palladium made them famous in Great Britain and initiated the Beatlemania in the UK.   The most popular Beatle.   Paul McCartney ranked highest, at 35 percent; following by John Lennon (29%), Ringo Starr (11%), and George Harrison (8%). However, there is a gender gap: men favored John, while women preferred Paul.   The Beatles' first record "Love Me Do" was released on October 5, 1962. It was a mode...

Bacteria

  Bacteria   are   the   most   plentiful   living  organism   on  the  Earth.They   are  the  most  smallest    organism ,each  consisting   of  a   simple ,  single  cell.A   few   types  of  bacteria ,called  germs ,cause  diseases    in  humans .But   most  bacteria     are   harmless,  some  are   very  useful.They   used  in  making  drugs   and  foods. Bacteria    reproduce   by  binary   fission(splitting  in  two). Reproduction    by     division   means  that  bacteria  can   multiply  very  quickly,if  the  conditions...