Science Biology MCQ-241

General Science-Biology online Exam SSC, UPPSC, UPSC, CivilsPrelims, RBI, CDS, JPSC, NDA Exams



Viruses are made up of

 
 
 
 

What is SARS

 
 
 
 

Infectious disease small pox is caused due to

 
 
 
 

Which one of following disease is caused by virus ?

 
 
 
 

Foot and mouth disease in animal is caused by

 
 
 
 

Mosaic disease of tobacco is caused due to

 
 
 
 

Anthrax is caused by

 
 
 
 

Which is the cause of Anthex disease ?

 
 
 
 

The bacteria which convert nitrites to nitrates is

 
 
 
 

Archae bacteria are

 
 
 
 

Bacteria do not possess

 
 
 
 

During rainy season, the ground becomes slippery due to dense growth of

 
 
 
 

Bacteria which commonly lives in the intestine human

 
 
 
 

Two bacteria found to be very useful in genetic engineering experiment as

 
 
 
 

In bacteria plasmid is

 
 
 
 

Cell wall of Algae is made up of

 
 
 
 

Which one of symbiotic algae is found in secretary cell of hydra

 
 
 
 

Sargasso sea is named due to

 
 
 
 

Kelps are

 
 
 
 

Iodine is obtain from

 
 
 
 

Sea known as Sargasso is due to

 
 
 
 

Which of these algae is very rich in protein

 
 
 
 

Which of the following is autotrophic ?

 
 
 
 

Which of the following is used as bio fertilizer in the production of crop paddy

 
 
 
 

Which of the following unicellular algae are used as source of oxygen in space research ?