The virus shown here is a causative agent of :

1. Intestinal infections

2. Respiratory infections

3. CNS infections

4. Genito-urinary infections

Consider the following statements:

Which of the above statements are true?

1. I and II only

2. I and III only

3. II and III only

4. I, II and III

Modern detergents contain enzyme preparations of

(1) acidophiles

(2) alkaliphiles

(3) thermoacidophiles

(4) thermophiles

High value of BOD (Biochemical Oxygen Demand) indicates that

1. Water is pure

2. water is highly polluted

3. water is less polluted

4. Consumption of organic matter in the water is higher by the microbes

Which of the following in sewage treatment removes suspended solids?

(1) Tertiary treatment

(2) Secondary treatment

(3) Primary treatment

(4) Sludge treatment

Codes

What gases are produced in anaerobic sludge digesters?

1. Methane and CO₂ only

2. Methane, Hydrogen sulphide and CO₂

3. Methane, hydrogen sulphide and O₂

4. Hydrogen sulphide and CO₂

A good producer of citric acid is

1. Aspergillus

2. Pseudomonas

3. Clostridium

4. Saccharomyces

Monascus purpureus is a yeast used commercially in the production of

(1) ethanol

(2) streptokinase for removing clots from the blood vessels.

(3) citric acid

(4) blood cholesterol lowering statins.

A patient brought to a hospital with myocardial infarction is normally immediately given

1. penicillin                         

2. streptokinase

3. cyclosporin-A                   

4. statins