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Solution


Q.

Cell wall is absent in                         [2015]
1 Mycoplasma  
2 Nostoc  
3 Aspergillus  
4 Funaria  

Ans.

(1)

Mycoplasma (Kingdom-Monera) are the simplest and smallest free-living prokaryotes which are devoid of a cell wall. Plasma membrane forms the outer boundary of the cell of mycoplasma.
Nostoc is a cyanobacterium (Kingdom-Monera), in which cell wall comprises of peptidoglycans.
Aspergillus is a fungus (Kingdom-Fungi) in which cell wall is mainly made of chitin.
Funaria is a bryophyte (Kingdom-Plantae) in which cell wall is cellulosic in nature.