10
Which of the following statements is correct?
11
Which of the following is correct about viroids?
12
Which of the following statement is incorrect?
13
Select the correctly written scientific name of Mango which was first described by Carolus Linnaeus :
14
Which of the following statements is incorrect?
15
Which among the following is not a prokaryote?
16
Select the wrong statement.
17
Oxygen is not produced during photosynthesis by
18
After karyogamy followed by meiosis, spores are produced exogenously in
19
Ciliates differ from all other protozoans in
20
Which of the following organisms are known as chief producers in the oceans?
21
Viroids differ from viruses in having
22
Which of the following are found in extreme saline conditions?
23
Which of the following components provides sticky character to the bacterial cell?
24
DNA replication in bacteria occurs
25
Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survise without oxygen?
27
Select the wrong statement.
28
Which one of the following is wrong for fungi?
29
Chrysophytes, Euglenoids, Dinoflagellates
and Slime moulds are included in the Kingdom
30
The primitive prokaryotes responsible for the production of biogas from the dung of ruminant animals, include the
31
Which one of the following statements is wrong?
32
Which of the following statements is wrong for viroids?
33
One of the major components of cell wall of most fungi is
34
In which group of organisms the cell walls form two thin overlapping shells which fit together?
35
The imperfect fungi which are decomposers
of litter and help in mineral cycling belong to
36
Select the wrong statement.
37
Pick up the wrong statement.
38
The structures that help some bacteria to attach to rocks and/or host tissues are
39
Choose the wrong statement.
41
Which one of the following matches is correct?
AIPMT 2015 Cancelled Paper
42
True nucleus is absent in
AIPMT 2015 Cancelled Paper
43
The motile bacteria are able to move by
44
Which of the following shows coiled RNA strand and capsomeres?
45
Five kingdom system of classification suggested by R.H. Whittaker is not based on
46
Archaebacteria differ from eubacteria in
47
Which structures perform the function of mitochondria in bacteria?
48
Anoxygenic photosynthesis is characteristic of
50
Why is a capsule advantageous to a bacterium?
51
Which one of the following is true for fungi?
52
Pigment containing membranous extensions in some cyanobacteria are
53
Which of the following are likely to be present in deep sea water?
54
In the five kingdom classification, Chlamydomonas and Chlorella have been included in
55
The cyanobacteria are also referred to as
56
Maximum nutritional diversity is found in the group
57
Which statement is wrong for viruses?
58
Nuclear membrane is absent in
59
The most abundant prokaryotes helpful to humans in making curd ftom milk and in production of antibiotics are the ones categorised as
60
Which one single organism or the pair of organisms is correctly assigned to its or their named taxonomic group?
61
Which one of the following microbes forms symbiotic association with plants and helps them in their nutrition?
62
The pathogen Microsporum responsible for ringworm disease in humans belongs to the same kingdom of organisms as that of
63
Which one of the following is incorrectly matched?
64
In eubacteria, a cellular component that resembles eukaryotic cell is
65
Which one of the following organisms is not an eukaryotic cells?
66
Which one of the following also acts as a catalyst in a bacterial cell?
67
Black (stem) rust of wheat is caused by
68
Select the correct combination of the statements (i-iv) regarding the characteristics of certain organisms.
(i) Methanogens are archaebacteria which produce methane in marshy areas.
(ii) Nostoc is a filamentous blue-green alga which fixes atmospheric nitrogen.
(iii) Chemosynthetic autotrophic bacteria synthesize cellulose from glucose.
(iv) Mycoplasma lack a cell wall and can survive without oxygen.
The correct statements are
70
Some hyperthermophilic organisms that grow in highly acidic (pH 2) habitats belong to the two groups
71
Membrane-bound organelles are absent in
72
Virus envelope is known as
73
Single-celled eukaryotes are included in
74
One of the free-living, anaerobic nitrogen-fixer is
75
Oxygenic photosynthesis occurs in
77
Which of the following is a symbiotic nitrogen fixer?
78
Which one is the wrong pairing for the disease and its causal organism?
79
Phylogenetic system of classification is based on
80
In the light of recent classification of living organisms into three domains of life (bacteria, archaea and eukarya), which one of the following statements in true about archaea?
81
Thermococcus, Methanococcus and Methanobacterium exemplify
82
Bacterial leaf blight of rice is caused by a species
83
Which one of the following statements about mycoplasma is wrong?
84
Which one of the following is a slime mould?
85
Which pair of the following belongs to basidiomycetes?
86
Which of the following environmental conditions are essential for optimum growth of Mucor on a piece of bread?
A. Temperature of about 25o C
B. Temperature of about 5o C
C. Relative humidity of about 5%
D. Relative humidity of about 95%
E. A shady place
F. A brightly illuminated place
Choose the answer from the following options.
87
Curing of tea leaves is brought about by the activity of
88
There exists a close association between the alga and the fungus within a lichen. The fungus
90
For retting of jute the fermenting microbe used is
91
All of the following statements concerning the actinomycetous filamentous soil bacterium Frankia are correct except that Frankia
92
Phenetic classification of organisms is based on
93
Which of the following statements is not true for retroviruses?
94
Viruses that infect bacteria multiply and cause their lysis, are called
95
A free living nitrogen-fixing cyanobacterium which can also symbiotic association with the water ferm Azolla is
96
During replication of a bacterial chromosome DNA synthesis starts from a replication origin site and
97
Lichens are well known combination of an alga and a fungus where fungus has
98
In which kingdom would you classify the archaea and nitrogen-fixing organisms, if the five-kingdom system of classification is used?
99
Viruses are no more ''alive'' than isolated chromosomes because
100
Which one of the following statements about viruses is correct?
101
Tobacco mosaic virus is a tubular filament of size
102
Chromosomes in a bactertial cell can be 1 $$-$$ 3 in number and
103
Phenetic classification of organisms is based on
104
Which of the following secretes toxins during storage conditions of crop plants?
105
The growth curve of bacterial population in lab is plotted against time. What will be the shape of graph?
106
Which statement is correct for bacterial transduction?
107
In five kingdom system, the main basis of classification is
108
Choose the correct sequence of stages of growth curve for bacteria.
109
Which fungal disease spreads by seed and flowers?
111
Some bacteria are able to grow in streptomycin containing medium due to
112
Adhesive pad of fungi penetrate the host with the help of
113
What is true for archaebacteria?
114
Difference in gram positive and gram negative bacteria is due to
115
What is true for cyanobacteria ?
116
Cauliflower mosaic virus conrains
117
Black rust of wheat is caused by