27.7.21 XI BOT LN-1 Q-6

The ______________ is process of Convert complex proteins in the dead bodies of plants and animals into ammonia which is later converted into ammonium salt.

• Nitrification

• Nitrogen fixation

• Ammonification

• soil fertility

______________ is the process of Convert ammonium salts into nitrites and nitrates.

• Ammonification

• Nitrification

• Nitrogen fixation

• Growing cells

In __________ bacteria Converting atmospheric nitrogen into organic nitrogen

• Azotobacter

• Rhizobium

• Clostridium

• Nitrobacter

___________ cures urinary infections, tuberculosis, meningitis and pneumonia

• Streptomyces griseus

• Streptomyces aureofaciens

• Streptomyces venezuelae

• Bacillus licheniformis

_________ bacteria is used to treat syphilis.

• Streptomyces venezuelae

• Bacillus licheniformis

• Bacillus polymyxa

• Streptomyces griseus

The fibres from the fibre yielding plants are separated by the action of ___________ is called retting of fibres.

• Escherichia coli

• Clostridium

• Mycococcus candisans

• Bacillus megatherium

________ bacteria living in the intestine of human beings produce large quantities of vitamin K and vitamin B complex

• Clostridium tertium

• Escherichia coli

• Clostridium acetobutylicum

• Mycococcus candisans

Citrus canker is caused by _________

• Erwinia amylovora

• Xanthomonas citri

• Clavibacter michiganensis

• Xanthomonas oryzae

Fire blight disease is caused by __________

• Xanthomonas oryzae

• Erwinia amylovora

• Xanthomonas citri

• Xanthomonas malvacearum

Plague is caused by _________

• Mycobacterium leprae

• Clostridium tetani

• Yersinia pestis

• Treponema pallidum