Q. No.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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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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Consider the given two statements:
| I: | Mycoplasma are naturally resistant to antibiotics that target cell wall synthesis |
| II: | They are the smallest bacteria discovered yet |
1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is correct but II is incorrect
4. Both I and II are incorrect
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Ascomycetes and Basidiomycetes have many homologies. All the following will be true but:
1. Binucleate ascogenous hyphae of ascomyctes and binucleate secondary hyphae of basidiomycetes
2. Ascospore and basidiospore
3. Hook and crosier method in ascomycetes and clamp connection in basidiomycetes
4. Conidia in ascomycetes and basidiomycetes
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You discover a new fungus. On careful examination you find that the mycelium is septate and branched, they reproduce asexually by conidia and you cannot identify any sexual stage in its life cycle. To which fungal class would you place this fungus?
| 1. Phycomycetes | 2. Ascomycetes |
| 3. Basidiomycetes | 4. Deuteromycetes |
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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
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In Whittaker’s Five Kingdom classification, heterotrophic mode of nutrition is present in members of:
| 1. | Two kingdoms | 2. | Three kingdoms |
| 3. | Four kingdoms | 4. | Five kingdoms |
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Identify the incorrect statement regarding true bacteria?
| 1. | As a group, they exhibit maximum metabolic diversity. |
| 2. | Chemosynthetic autotrophic bacteria play a great role in recycling nutrients like nitrogen, phosphorous, iron and sulphur. |
| 3. | Heterotrophic bacteria are the most abundant in nature. |
| 4. | Bacteria reproduce mainly by fission but sometimes under favourable conditions, they produce spores. |
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