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INFINITE KNOWLEDGE KINGDOM
1. According to the pasture statements which one of the following is true
a. Living organisms discriminate between stereo-isomers
b. Fermentation is a aerobic process
c. Living organism does not discriminate between sterio-isomeres
d. Both a and b
2. I found floating therein earthly particles, some green streaks, spirally wound serpent-wise,
and orderly arranged the whole circumference of each of these steaks was about the thikness of
a hair on ones head these words are of
a. Leeuwenhoek
b. A. Jenner
c. Pasture
d. Koch
3. The principle light-trapping pigment molecule in plants, algae and cynobacteria is
a. Chlorophyll a
b. Chlorophyll b
c. Porphyrin
d. Rhodapsin
4. During bio geo chemical cycle some amount of elemental carbon was utilized by the
microorganisms. the phenomenon is called as
a. Dissimilation
b. Immobilization
c. Decooposition
d. Neutralization
5. Who demonstrated that open tubes of broth remained free of bacteria when air was free of
dust
a. Abbc spallanzani
b. John tyndal
c. Francisco Redi
d. Pasture
6. Reverse isolation would be appropriate for
a. a patient with tuberculosis
b. a patient who has had minor surgery
c. a patient with glucoma
d. a patient with leukemia
7. The symptome general feeling of illness and discomfort is called
a. Cystitis
b. Malaise
c. Anaphylactic shocked
d. Arthritis.
8. On Soybean which of the following forms symbiotism.
a. Azatobactor paspali.
b Rhizobium.
c Nastoc.
d Bradyrhizobium.
9.Who provide the evidence that bacteriophage nucleic acid but not protein enters the host cell
during infection.
a Alfred D.Hershey and Lionard Tatum in 1951.
b Alfred D.Hershey and Zindar Lederberg in 1951.
c Alfred D.Hershey and Martha Chase in 1952.
d Alfred D.Hershey and Macleod in 1952.
10. Spirulina belongs to.
a Xanthophyceae.
b Cyanophyceae.
c Rhodophyceae.
d Pheophyceae.
11.The first antibody to contact invanding microorganism was.
a lgG.
b lgM.
c lgA.
d lgD.
12.The light emitted by luminescent bacteria is mediated by the enzyme.
a. Coenzyme Q.
b. Luciferase.
c.Lactose dehydrogenase.
D. Carboxylase reductase.
13. Pink out the vector using in human genome project.
a. Phagemid vector.
b. Yeast artificial chromosomes.
c. Casmid vector.
d. Yeast episomal plasmids.
14. Salt and sugar preserve foods because they.
a. Make them acid.
b. produce a hypotonic environment.
c. Deplete nutrients.
d. produce a hypertonic enviroment.
15. In a fluorescent microscope the objective lens is made of.
a. Glass.
b. quartz.
c. polythene.
d. None of these.
16. Fixation of atmospheric nitrogen is by means of
a. Biological process
b. Loghtining
c. Ultravoilet light
d. All of the above
17. Which one of the following rfungi is the most serious threat in a bone marrow trasnsplat unit
?
a. Candida alicans
b. Aspergillus
c. Blastomyces
d. Cryptococus
18. Direct microscopic count can be done with the aid of
a. Neuberg chamber
b. Anaerobic chamber
c. Mineral oil
d. Olive oil
19. The image obtained in a campound microscope is
a. Real
b. Virtual
c. Real invrted
d. Virtual inverted
20. Enzymes responsible for alcoholic fermentation
a. Ketolase
b. Zymase
c. Peroxidase
d. Oxidase
21. Which type of spores are produced sexually ?
a. Conidia
b. Sporangiospores
c. Ascospores
d. None of these
22. Bacteria transformation was discovered by
a. Ederberg and tatum
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