Consider the given two statements:
I. Coliform bacteria are a commonly used indicator of sanitary quality of foods and water.
II. Coliforms cause a number of serious illness.

1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is correct and II is incorrect
4. Both I and II are incorrect

For retting of jute the fermenting microbe used is  
1. Mesophilic bacteria
2. Helicobacter pylori
3. Butyric acid bacteria
4. Streptococcus lactis 

A genetically engineered microorganism used successfully in bioremediation of oil spills is a species of   

1. Bacillus
2. Pseudomonas
3. Trichoderma
4. Xanthomonas

Probiotics are     
1. live microbial food supplement
2. safe antibiotics
3. cancer-inducing microbes
4. new kind of food allergens 

Read the following statement having two blanks (A and B):
“A drug used for _______ (A) ________ patients is obtained from a species of the organism _________ (B) _________.”
The one correct option for the two blanks is: