In the five kingdom classification Euglena has been placed in … [ RPMT 2011]
5%
a) Fungi
85%
b) Protista
3%
c) Plantae
8%
d) Archaea
Q.2.
A bacterial cell divides once every minute. It takes one hour to fill a cup. How much time will it take to fill half cup … [ KCET 2001]
39%
a) 59 minutes
43%
b) 30 minutes
14%
c) 29 minutes
4%
d) 20 minutes
Q.3.
Which one contains double stranded RNA … [ Odisha 2004]
36%
a) TMV
29%
b) Reovirus
18%
c) Φ × 174
18%
d) Cauliflower Mosaic Virus
Q.4.
Which is absent in prokaryotes? .. [ RPMT 1995]
27%
a) Nuclear envelope
15%
b) Golgi apparatus
4%
c) Mitochondria
54%
d) All the above
Q.5.
Select the correct combinations of statements( a-d) regarding the characteristics of certain organisms [C.B.S.E. mains 2010] a) Methanogens are archaebacteria which produce methane in marshy areas b) Nostoc is a filamentous blue green alga which fixes atmospheric nitrogen c) Chemosynthesis autotrophic bacteria synthesize cellulose from glucose d) Mycoplasma lacks a cell wall and can survive without oxygen The correct statements are
7%
a) b, c
26%
b) a,b,c
26%
c) b,c,d
41%
d) a,b,d
Q.6.
Heating food and water will check diseases except … [ Odisha 2003] Explanation is provided, please click on
12%
a) Salmonella infection
8%
b) Cholera
64%
c) Hepatitis –B
16%
d) Botulism
Q.7.
Tetanus is caused by … .. [ CPMT 2004 ]
56%
a) Bacterium
22%
b) Virus
9%
c) Fungi
12%
d) Mycoplasma
Q.8.
Comma shaped bacteria are … [ AFMC 2001]
0%
a) Bacilli
10%
b) Spirillum
73%
c) Vibrio
17%
d) Cocci
Q.9.
Which one belongs to monera? … .. [ CBSE 1990]
24%
a) Amoeba
36%
b) Escherichia
24%
c) Gelidium
16%
d) Spirogyra
Q.10.
Blue-green algae are called cyanobacteria because they … [ MPPMT 2012]
Some hyperthermophilic organisms that grow in highly acidic (pH2) habitats belong to two groups ( C.B.S.E 2010)
19%
a) Cyanobacteria and diatoms
10%
b) Protists and mosses
14%
c) Liverworts and yeasts
57%
d) Eubacteria and archaea
Q.15.
Which one is present in prokaryotes? … [ Bih. PMT 1995]
10%
a) Nucleus
0%
b) Golgi apparatus
24%
c) Mitochondria
67%
d) None of the above
Q.16.
Which is absent in bacteria … [ CPMT 2003]
19%
a) Cell wall
14%
b) Mesosome
52%
c) Mitochondria
14%
d) RNA
Q.17.
T.B. is produced by … .. [ JIPMER 1990]
48%
a) Mycobacterium species
14%
b) Aspergillus species
10%
c) Clostridium species
29%
d) Vibrio species
Q.18.
Select the correct matches i) Nitrosomonas – nitrite to nitrate ii) Thiobacillus – denitrification iii) Nostoc – free living nitrogen fixer iv) Azotobacter – anaerobic nitrogen fixer
3%
a) i and ii
32%
b) ii and iii
32%
c) I and iii
32%
d) iii and iv
Q.19.
An organism without true nucleus is … [ EAMCET 1995]
5%
a) Bacterium
23%
b) Archaebacterium
23%
c) Cyanobacterium
50%
d) All the above
Q.20.
A filamentous nitrogen fixing bacterium is present in root nodules of flowering plants. .. [ CBSE 2007]
16%
a) Cicer arietinum
21%
b) Casuarina equisetifolia
58%
c) Cycas revoluta
5%
d) Crotalaria juncea
Q.21.
Rod-shaped bacteria are called … [ Odisha 2007]
14%
a) Cocci
52%
b) bacilli
19%
c) Spirillum
14%
d) Vibrio
Q.22.
In mycoplasma (PPLO) the plasmalemma is rich in…. [ Kerala 2001]
9%
a) Cholesterol
23%
b) Glycogen
41%
c) Cellulose
27%
d) Myosin
Q.23.
Viral genome that has been double integrated and incorporated with bacterial genome is called .. .. [ BHU 2006]
23%
a) DNA
50%
b) Prophage
23%
c) RNA
5%
d) Both B and C
Q.24.
Which one takes part in nitrogen fixation? …[ MPPMT 1995]
11%
a) Nitrosococcus
11%
b) Nitrosomonas
22%
c) Nitrobacter
56%
d) Rhizobium
Q.25.
Penicillin has inhibitory effect over bacteria by … [ Odisha 2006]
11%
a) Destruction of nucleus
58%
b) Inhibition of cell wall synthesis
16%
c) Stopping entrance of antibody
16%
d) None of the above
Q.26.
Bacteria that are smallest in size are … [ Manipur 2006]
13%
a) Bacilli
60%
b) Cocci
7%
c) Spirilla
20%
d) Vibrios
Q.27.
In bacteria the respiratory enzymes are situated in the part … .. [ PMT 1997]
40%
a) Cell membrane
27%
b) Cytoplasm
27%
c) Mitochondria
7%
d) Ribosomes
Q.28.
Which is prokaryote? … [ AMU 1997]
0%
a) Rhizopus
0%
b) Spirogyra
48%
c) Nostoc
52%
d) Saccharomyces
Q.29.
Nuclear material of bacterial cell is known as … [ MPPMT 2001]
0%
a) Nucleus
0%
b) Nucleolus
38%
c) Plasmid
62%
d) Nucleoid
Q.30.
Which of the following is not of fungal origin ..[ Odisha 2012]
8%
a) Calvacin
46%
b) Citric acid
15%
c) Ergotamine
31%
d) Tetracycline
Q.31.
The condition of having a single flagellum at one end of a bacterium is … [ AMU 1997]
5%
a) Peritrichous
21%
b) Amphitrichous
11%
c) Lophotrichous
63%
d) Monotrichous
Q.32.
Teichoic acid is present in cell wall of …. [ MPPMT 2000]
23%
a) Bacteriophage
23%
b) Mycoplasma
31%
c) Nostoc
23%
d) Pneumococcus
Q.33.
Process of reverse transcription was discovered by … ..
6%
a) Garrod
24%
b) Temin and Baltimore
29%
c) Beadle and Tatum
41%
d) Marshall and Nirenberg
Q.34.
Pick up the wrong statement : [ ReAIPMT 2015]
60%
a) Nuclear membrane is present in Monera
13%
b) Cell wall is absent in Animalia
13%
c) Protista have photosynthetic and heterotrophic modes of nutrition
13%
d) Some fungi are edible
Q.35.
Many bacteria possess hairy appendages on their cell walls. They are. … [ AFMC 1996]
0%
a) Hairs
21%
b) Flagella
50%
c) Cilia
29%
d) Fimbriae
Q.36.
Alternation of generations is not found in bacterium E. coli due to lack of … [ RPMT 2006]
17%
a) Syngamy
33%
b) Reduction division
8%
c) Nucleus
42%
d) Chromosomes
Q.37.
Common cold is not cured by antibiotic as it is … .. [ CBSE mains 2011]
62%
a) Caused by virus
19%
b) Caused by Gram (+) bacterium
14%
c) Caused by Gram (-) bacterium
5%
d) Not an infectious disease
Q.38.
Gram(-) bacterium is … [ DPMT 2011]
25%
a) Streptomyces coelicolor
50%
b) Escherichia coli
8%
c) Ampycolatopsis orientalis
17%
d) Bacillus subtilis
Q.39.
A bacterium divides every 35 minutes. If a culture contains 105 cell/ml is grown for 175 minutes, what will be cell concentration after that period … [ BHU 2008]
19%
a) 175 × 105
11%
b) 35 × 105
59%
c) 5 × 105
11%
d) 32 × 105
Q.40.
Curing of Tea leaves is brought about by the activity of …… [ CBSE 2006]
9%
a) Fungi
27%
b) Bacteria
45%
c) Viruses
18%
d) Mycorrhiza
Q.41.
Streptomycin is effective against bacteria … [ AMU 1999]
0%
a) Gram (+)
10%
b) Gram (-)
40%
c) Gram neutral
50%
d) both a and b
Q.42.
True nucleus and mitochondria are absent in…. [ RPMT 2000]
50%
a) Cyanophyceae
33%
b) Chlorophyceae
8%
c) Myxomycetes
8%
d) Azolla
Q.43.
For retting of Jute, the fermenting microbe is … [ CBSE 2005]
9%
a) Methanogenic bacteria
36%
b) Butyric acid bacteria
36%
c) Helicobacter pylori
18%
d) Streptococcus lactis
Q.44.
Plasmids are found naturally in … [ KCET 2001 ]
0%
a) Viruses
25%
b) Chloroplasts
25%
c) Chromosomes
50%
d) Bacteria
Q.45.
Bacteria are considered as plants as they … [ BHU 2008]
0%
a) Are green in colour
33%
b) Have rigid cell wall
50%
c) Have chlorophyll
17%
d) Have stomata
Q.46.
Bacteria having comma-like single curve in their body are …. .. [ CET Chd 2003]
0%
a) Bacilli
8%
b) Cocci
92%
c) Vibrio
0%
d) Spirilla
Q.47.
Nucleic acid does not occur in … .. [ RPMT 2011]
36%
a) Prion
9%
b) Viroid
27%
c) Virus
27%
d) Mycoplasma
Q.48.
What is genophore … [ WB 2011]
8%
a) DNA in prokaryotes
33%
b) DNA and RNA in prokaryotes
42%
c) DNA and proteins in prokaryotes
17%
d) RNA in prokaryotes
Q.49.
Virus was discovered by … .. [ AFMC 1996]
15%
a) Stanley
62%
b) Ivanowski
8%
c) Herelle
15%
d) Bjierinck
Q.50.
Multicellular fragment of a blue green alga capable of growth into new plant is … [ JIPMER 2000]
15%
a) Hormocyst
8%
b) Trichome
46%
c) Trichogyne
31%
d) Hormogonium
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