University of Rajasthan 2007 B.Sc Zoology Z-2003: IMMUNOLOGY, MICROBIOLOGY AND BIOTECHNOLOGY (THIRD ) - Question Paper

B.SC (PART II) exam , 2007

(FACULTY OF SCIENCE)


[ALSO COMMON WITH SUBSIDIARY PAPER OF B.SC.(HONS.)PART II]


(THRE YEAR SCHEME OF 10+2+3 PATTERN)

ZOOLOGY (THIRD PAPER)

(Z-2003: IMMUNOLOGY, MICROBIOLOGY AND BIOTECHNOLOGY)

DESCRIPTIVE PART - II

TIME ALLOWED: 2 HOURS MAX.MARKS -20

ATTEMPT 4 ques. IN ALL . choose ATLEAST 1 ques. FROM every part .
ALL ques. CARRY EQUAL MARKS.


( part - A)

1. WHAT IS CELL MEDIATED IMMUNITY ? define THE FUNCTION OF CELL INVOLVED
IN CELL MEDIATED IMMUNITY . (MARKS - 1+4)

2. describe ANTIBODY. define STRUCTURE OF ANY 4 MAJOR kinds OF ANTIBODIES
WITH THE HELP OF SUITABLE DIAGRAMS . (MARKS - 1+4)

3. WRITE SHORT NOTES ON THE subsequent :-
(I) HAPTENS (II) ANTIGENICITY OF MOLECULES
(MARKS - 2.5+2.5)


( part - B )

4. define STRUCTURE OF CELL WALL AND CYTOPLASMIC MEMBRANE OF GRAM
POSITIVE (G+) BACTERIA WITH HELP OF SUITABLE DIAGRAMS . (MARKS -5)

5. WRITES SHORT NOTES ON :-
(I) REPLICATION OF BACTERIA D.N.A
(II) ROLE OF TEMPRATURE AND pH IN CONTROL OF BACTERIA GROWTH (MARKS - 3+2)

6. HOW DOES HEPATITIS B OCCUR ? WRITE THE METHODS OF ITS DIAGNOSIS,
TREATMENT AND CONTROL . (MARKS -5)


( part -C )

7. HOW CAN ANIMAL CLONING BE DONE ? elaborate ITS ADVANTAGES AND
DISADVANTAGES ? (MARKS - 3+1+1)

8. HOW IS FOOD SPOILED BY MICROBES ? WRITE METHODS OF FOOD
PRESERVATION IN DETAIL. (MARKS - 1+4)

9. WHAT IS RECOMBINANT D.N.A. TECHNOLOGY ? WRITE MAJOR STEPS
USED IN IT . WHY IS PCR MORE USEFUL THAN RECOMBINANT D.N.A
TECHNOLOGY ? (MARKS - 1+3+1)

Earning:   Approval pending.