Bangalore University 2008 B.Sc Biotechnology - Question Paper
BIOTECHNOLOGY-II.
MICROBIOLOGY AND BIOSTASTICS.
TIME : three HOURS. Max. Marks :60
PART-I
(MICROBIOLOGY)
SECTION-A
I.ANSWER THE FOLLOWING:
1.ENDOSPORE STAINING.
2.STRUCTURE OF TMV.
3.DISTINGUISH ranging from PATHOGENS AND PARASITES.
4.UV RAYS.
SECTION-B
II.ANSWER THE subsequent.
5.ASEXUAL REPRODUCTION IN ALGAE.
6.PREVENTION OF TUBERCULOSIS.
SECTION-C
III.ANSWER ANY 2 OF THE FOLLOWING:
7.WHAT ARE THE SYMPTOMS OF PNEUMONIA? discuss THE NATURE OF CAUSATIVE ORGANISM.
8.EXPLAIN GLYCOLYSIS WITH various ENZYMES INVOLVED IN THE PATHWAY. MENTION THE TOTAL NUMBER OF ATP PRODUCED AT THE END OF GLYCOLYSIS.
9.EXPLAIN THE MECHANISM OF ELECTRON TRANSFER IN BACTERIAL PHOTOSYNTHESIS.
10. WRITE A SHORT NOTE ON:
a)CAPSULE. b) PHENOLS c)TEM d) BRANCHES OF MICROBIOLOGY.
PART-II
(BIOSTATISTICS)
IV. ans ANY 4 OF THE subsequent
1. LIVES OF 2 MODELS OF REFRIGERATORE IN A SURVEY ARE AS FOLLOWS:
SUGGEST WHICH MODEL TO BE PURCHASED.
LIFE TIME IN YEARS. MODEL "A" MODEL "B"
0-2 five two
2-4 16 seven
4-6 13 12
6-8 seven 19
8-10 five nine
10-12 four one
2. IN A SAMPLE OF 1000 CASES, THE MEAN MARK SCORED IN A CERTAIN TEST IS 14 WITH STANDARD
DEVIATION OF 2.5 presume THE DISTRIBUTION TO BE NORMAL,FIND:
a.HOW MANY STUDENTS SCORED ranging from 12 AND 15?
b.HOW MANY STUDENTS SCORED EXACTLY 16?
c.HOW MANY STUDENTS SCORED ranging from 10 AND 14?
3. THE subsequent DATA provide NUMBER OF DEATHS TOOK PLACE DUE TO ROAD ACCIDENTS DURING LAST MONTH IN A CITY.REPRESENT THE DATA BY A HISTOGRAM AND HENCE obtain MODE.
NO. OF. DEATHS. 0-3 3-6 6-9 9-12 12-15
NO. OF DAYS. 02 05 08 07 03
4.THE outcome OF AN INVESTIGATION TO MEASURE THE EFFECT OF VACCINATION IS NOT EFFECTIVE.
GOT DISEASE
DID NOT GET DISEASE
VACCINATED 45 70
NOT VACCINATED 65 20
5.FIND MEAN,MEDIAN AND STANDARD DEVIATION FROM THE subsequent DATA:
CI 0-4 4-8 8-12 12-16 16-20 20-24 24-28 28-32
FREQUENCY 08 09 12 07 05 04 03 02
6. discuss THE subsequent.
a) kind I AND kind II fault.
b) NULL AND option HYPOTHESIS.
BIOTECHNOLOGY-II.
MICROBIOLOGY AND BIOSTASTICS.
TIME : 3 HOURS. Max. Marks :60
PART-I
(MICROBIOLOGY)
SECTION-A
I.ANSWER THE FOLLOWING:
1.ENDOSPORE STAINING.
2.STRUCTURE OF TMV.
3.DISTINGUISH BETWEEN PATHOGENS AND PARASITES.
4.UV RAYS.
SECTION-B
II.ANSWER THE FOLLOWING.
5.ASEXUAL REPRODUCTION IN ALGAE.
6.PREVENTION OF TUBERCULOSIS.
SECTION-C
III.ANSWER ANY TWO OF THE FOLLOWING:
7.WHAT ARE THE SYMPTOMS OF PNEUMONIA? EXPLAIN THE NATURE OF CAUSATIVE ORGANISM.
8.EXPLAIN GLYCOLYSIS WITH DIFFERENT ENZYMES INVOLVED IN THE PATHWAY. MENTION THE TOTAL NUMBER OF ATP PRODUCED AT THE END OF GLYCOLYSIS.
9.EXPLAIN THE MECHANISM OF ELECTRON TRANSFER IN BACTERIAL PHOTOSYNTHESIS.
10. WRITE A SHORT NOTE ON:
a)CAPSULE. b) PHENOLS c)TEM d) BRANCHES OF MICROBIOLOGY.
PART-II
(BIOSTATISTICS)
IV. ANSWER ANY FOUR OF THE FOLLOWING
1. LIVES OF TWO MODELS OF REFRIGERATORE IN A SURVEY ARE AS FOLLOWS:
SUGGEST WHICH MODEL TO BE PURCHASED.
LIFE TIME IN YEARS. MODEL A MODEL B
0-2 5 2
2-4 16 7
4-6 13 12
6-8 7 19
8-10 5 9
10-12 4 1
2. IN A SAMPLE OF 1000 CASES, THE MEAN MARK SCORED IN A CERTAIN TEST IS 14 WITH STANDARD
DEVIATION OF 2.5 ASSUME THE DISTRIBUTION TO BE NORMAL,FIND:
a.HOW MANY STUDENTS SCORED BETWEEN 12 AND 15?
b.HOW MANY STUDENTS SCORED EXACTLY 16?
c.HOW MANY STUDENTS SCORED BETWEEN 10 AND 14?
3. THE FOLLOWING DATA GIVES NUMBER OF DEATHS TOOK PLACE DUE TO ROAD ACCIDENTS DURING LAST MONTH IN A CITY.REPRESENT THE DATA BY A HISTOGRAM AND HENCE FIND MODE.
NO. OF. DEATHS. 0-3 3-6 6-9 9-12 12-15
NO. OF DAYS. 02 05 08 07 03
4.THE RESULT OF AN INVESTIGATION TO MEASURE THE EFFECT OF VACCINATION IS NOT EFFECTIVE.
GOT DISEASE
DID NOT GET DISEASE
VACCINATED 45 70
NOT VACCINATED 65 20
5.FIND MEAN,MEDIAN AND STANDARD DEVIATION FROM THE FOLLOWING DATA:
CI 0-4 4-8 8-12 12-16 16-20 20-24 24-28 28-32
FREQUENCY 08 09 12 07 05 04 03 02
6. EXPLAIN THE FOLLOWING.
a) TYPE I AND TYPE II ERROR.
b) NULL AND ALTERNATIVE HYPOTHESIS.
| Earning: Approval pending. |
