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  •  Read the following statements. I. Prokaryotes are multicellular and eukaryotic organisms. II. Flagella and cilia of protists have 9+0 arrangement of microtubule. <p

 Read the following statements.

I. Prokaryotes are multicellular and eukaryotic organisms.

II. Flagella and cilia of protists have 9+0 arrangement of microtubule.

III. Only asexual reproduction is seen in protists.

IV. Protist cells are surrounded by an outer covering that can be proteinaceous or cellulosic.        

 Choose the option with all correct statements 

Option: 1

 I and II 


Option: 2

 I,II and III 


Option: 3

 III and IV 


Option: 4

 Only IV


Answers (1)

best_answer

Characteristics of Kingdom Protista -

  • Mostly aquatic and can be found in marine, freshwater and moist soil. Some may be found as parasites on animals
  • Protists are unicellular eukaryotic organisms, it means that a well-defined nucleus and membrane-bound organelles are present in them.
  • The cell is surrounded by a plasma membrane and an outer covering that can be pellicle (proteinaceous layer), cuticle, shell or cellulosic wall.
  • Flagella and cilia, if present, have (9+2) pattern of microtubular stands.
  • Reproduction is asexual and sexual.
  • Nutrition can be autotrophic as well as heterotrophic. Saprotrophs and parasites are also seen.
     

-Protist cells are surrounded by an outer covering that can be proteinaceous or cellulosic.

 

 

 

Posted by

Irshad Anwar

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