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#Question id: 39430


Q. Permanent hardness is caused by:

#Environmental Science
  1.  Bicarbonates
  2. Chlorides & sulfates
  3. Carbonates
  4.  Hydroxides

Answer:- Option(s): 2


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#Question id: 39825

#Botany

Bacterial blight of rice is caused by

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#Question id: 39826

#Botany

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#Question id: 39827

#Botany

 Which of the following bryophytes has a thalloid gametophyte?

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#Question id: 39828

#Botany

Q. Elaters are characteristic of:

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#Question id: 39829

#Botany

Q. The conducting tissue in bryophytes is:

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#Question id: 39830

#Bio-Informatics

Q. Why are flat-file formats still frequently used in biological databases despite their technical limitations?

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