State true (T) or false (F) for the following statements.
A. Cyanobacteria ofter form blooms in polluted water bodies.
B. Archaebacteria are eubacteria.
C. Mycoplasma are organisms that completely lack a cell wall.
A B C
1 T T T
2 F T F
3 T T F
4 T F T
Subtopic:  Kingdom Monera: Bacterial Classification |
 84%
Level 1: 80%+
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Infectious RNA particles without protein coat
1. Have high molecular weight
2. Were discovered by Alper
3. Known to cause disease in plants
4. More than one option is correct
Subtopic:  Virus, Viroids & Prions |
 79%
Level 2: 60%+
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The basidiospores are
1. Sexual spores
2. Exogenously produced on the basidium
3. Asexual haploid spores
4. Both (1) & (2)
Subtopic:  Kingdom Fungi: Basidomycetes |
 78%
Level 2: 60%+
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Mark the correct statement.
1. Phycomycetes include mushrooms, bracket fungi or puff balls
2. The mycelium of basidiomycetes is branched and septate
3. Neurospora is used extensively in biochemical and genetic work, it belong to group basidiomycetes
4. Morels and truffles are non-edible
Subtopic:  Kingdom Fungi: Basidomycetes |
 77%
Level 2: 60%+
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Identify the genetic material of the virus in the given figure.


1. ssRNA
2. dsRNA
3. ssDNA
4. dsDNA
Subtopic:  Virus, Viroids & Prions |
 76%
Level 2: 60%+
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Dikaryophase is not seen in
1. Penicillium
2. Rhizopus
3. Neurospora
4. Aspergillus
Subtopic:  Kingdom Fungi: Introduction | Kingdom Fungi: Ascomycetes |
 76%
Level 2: 60%+
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Mark the odd one (w.r.t. prions)
1. CJD disease
2. Mad cow disease
3. Potato leaf roll
4. Scrapie disease
Subtopic:  Virus, Viroids & Prions |
 72%
Level 2: 60%+
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The viruses that infect the bacteria usually have genetic material as
1. dsDNA
2. dsRNA
3. ssRNA
4. ssDNA

Subtopic:  Virus, Viroids & Prions |
 71%
Level 2: 60%+
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Nucleic acid is absent in a
1. Virus
2. Viroid
3. Prion
4. Bacterium
Subtopic:  Virus, Viroids & Prions |
 67%
Level 2: 60%+
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In five kingdom system of classification how many kingdoms include organisms with only photosynthetic mode of nutrition?
1. One
2. Two
3. Four
4. Three
Subtopic:  Different Classification Systems |
 62%
Level 2: 60%+
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