Q. No.Which of the following plant diseases in not caused by a fungus?
1. Late blight of potato
2. Loose smut of wheat
3. Canker in citrus
4. Powdery mildew of grape vine
1. Late blight of potato
2. Loose smut of wheat
3. Canker in citrus
4. Powdery mildew of grape vine
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Which of the following organisms, earlier placed in Animal Kingdom, is placed under Kingdom Protista in Whittaker’s classification?
| 1. | Ameoba proteus | 2. | Chlamydomonas |
| 3. | Gonyaulax | 4. | Chlorella |
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All the following are correct regarding mycoplasma except:
1. they lack a cell wall
2. they are obligate aerobes
3. they are smallest living cells known
4. many are pathogenic in plants and animals
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Which of the following would best describe a virus?
| 1. | Non cellular organization, crystalline inert structure in a living cell |
| 2. | Non cellular organization, crystalline inert structure outside a living cell |
| 3. | Cellular organization, crystalline inert structure in a living cell |
| 4. | Cellular organization, crystalline inert structure outside a living cell |
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The main criteria for classification used by Whittaker included all the following, except:
1. Cell structure and body organization
2. Mode of nutrition
3. Mode of reproduction
4. Mode of locomotion
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Agaricus, Ustilago and Puccinia belong to the class:
1. Phycomycetes2. Ascomycetes
3. Basidiomycetes
4. Deuteromycetes
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A species evolutionary history will form the basis of classification that is:
1. Biological
2. Phylogenetic
3. Artificial
4.Cladistic
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Which one of the following can be used to differentiate between kingdoms of living organisms that include multicellular organisms in Whittaker’s five kingdom classification?
1. Nuclear membrane
2. Cell type
3. Body organisation
4. Cell wall
The Kingdom that contains both Autotrophic and Heterotrophic organisms is:
1. Fungi
2. Protista
3. Plantae
4. Animalia
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Sterptomyces are important source of antibiotics. Match the various species of this bacterium in COLUMNN I with the antibiotics derived in COLUMN II and select the correct answer from the codes given below:
|
|
COLUMN I |
|
COLUMN II |
|
A |
S. griseus |
a |
Chloromycetin |
|
B |
S. venezualae |
b |
Streptomycin |
|
C |
S. rimosus |
c |
Erythromycin |
|
D |
S. eryhtreus |
d |
Terramycin |
Codes
A B C D
1. b a d c
2. a b d c
3. a b c d
4. b a c d
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