Janardan Rai Nagar Rajasthan Vidyapeeth 2006 B.Tech Biotechnology MICROBIOLOGY - Question Paper

Model Question Paper

BSBT2- MICROBIOLOGY

Time : 3 hrs Maximum marks : 75

 

Instruction:

1. Question paper is divided into Group A, Group B and Group C

2. Each Group is 25 Marks

3. Figure to the right in bracket indicates marks.

4. Good Handwriting is expected

5. Assume suitable data if necessary.

 

Group A (25 Marks)

 

Answer any three questions (Question 1 is compulsory)

	(5)

 

(10)

Q.1 Write about microbiology in India & mention atleast 3 application of microbiology?

	(10)

 

Q.2 What is culture media, what should be an ideal characteristic of culture media and

describe the types of media?

	(10)

 

Q.3 Describe general features and classification of archaeobacteria ?

 

(10)

Q.4 Describe in detail, Structures external to cell wall ?

 

(10)

Q.5 What is Watson and Cricks model for DNA ?

 

Group B (25 Marks)

 

(5)

Answer any three questions (Questions 6 is compulsory)

Q.6 Write about Transcription & Transition ?

(10)

Q.7 How will you design and construct a fermentor? What should be the characteristics

of fermentors and describe various types of fermentors along with its basic

functions?

(10)

Q.8 Define Mutagens ? Describe in detail about various mutagenic agents used to

Study mechanism of mutation ?

	(10)

 

Q.9 What are enzymes ? What are Isoenzymes ? and what are the factors affecting

Enzyme activity ?

	(10)

 

Q.10. What is sewage treatment ? and write in detail about (1) Cesspool (2) Septic tanks

 

 

 

 

 

 

 

 

Group C (25 Marks)

All Questions are Compulsory.

Q.11 Fill in the blanks ( each question carry 2 marks)

1. In an incubator the variation of temperature should not be more than ________

2. _________ is built to with stand the pressure of atleast 30lb per sq. inch.

3. In chromatography, if the stationary phase is liquid, the process is called as________

4. When a ray of monochromatic light passes through an absorbing medium its intensity decreases exponentially as the absorbing mediumk increasing, is called as _________.

5. To obtain the UV region of spectrum a _______ is used in the range 360-400 nm.

 

Q.11 Multiple choice question. (Each question carry 2 marks)

1. Isoproduction and Isotime curves can be computed by _________

a) Excel b) Data acquisition c) Data analysis d) None of these

2. Bacterial species would include strains with approx 70% or more DNA DNA relatedness and

with 5% or less thermal stability, were given by _______

a) CDRI b) ICSB c) CSIR d) IISC

3. A group of similar genera is called as ________

a) Family b) Division c) Genera d) Kingdom

4. In _________, cell wall contain muramic acid

a) Archeobacter b) Fungi c) Protozoa d) Rickettsias

5. The fungi are ___ , hence these are prasites, saprophytes or symbionts.

a) Monotrophic b) Heterotrophic c) Bitrophic d) Ditrophic

 

Q.11 True or false (each question carry 1 marks).

1. Bacteria less than one complete twist or turn have a Helical shape.

2. Bacteria propel themselves by rotating their helical flagella.

3. Cells whose walls have been completely removed are capable of normal growth and division.

4. Exospores does not contains DPA.

5. Carboxysomes are polyhedral bodies containing RuBPcase.

 

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