"Ordines Anomali" of Bentham and Hooker includes
1. plants described only in fossil state
2. seed plants showing abnormal forms of growth and development
3. plants described in the literature but which Bentham and Hooker did not see in original
4. a few orders which could not be placed satisfactorily in the classification
1. plants described only in fossil state
2. seed plants showing abnormal forms of growth and development
3. plants described in the literature but which Bentham and Hooker did not see in original
4. a few orders which could not be placed satisfactorily in the classification
Which of the following is less general in characters as compared to genus?
| 1. | Species | 2. | Division |
| 3. | Class | 4. | Family |
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Read the following statements.
| (i) | Lower the taxon, more are the characteristics that the members within the taxon share. |
| (ii) | Order is the assemblage of genera which exhibit a few similar characters. |
| (iii) | Cat and dog are included in the same family Felidae. |
| (iv) | Binomial Nomenclature was introduced by Carolus Linnaeus. |
Which of the following statements are not correct?
| 1. | (i), (ii) and (iii) | 2. | (ii), (iii) and (iv) |
| 3. | (i) and (iv) | 4. | (ii) and (iii) |
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Choose the correct one.
(a) Growth cannot be taken as a defining property of living organisms.
(b) Dead organism does not grow.
(c) Reproduction cannot be an all inclusive defining characteristic of living organisms.
(d) No non-living object is capable of replicating itself.
(e) Metabolism in a test tube is non-living.
(f) Metabolism is a defining feature of all living organisms.
1. (a) and (c)
2. All except (e)
3. All except (c)
4. All of these
As we go from species to kingdom in a taxonomic hierarchy, the number of common characteristics:
| 1. | Will decrease | 2. | Will increase |
| 3. | Will remain same | 4. | May increase or decrease |
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Which of the following ‘suffixes’ used for units of classification in plants indicates a taxonomic category of ‘family’.
| 1. | - Ales | 2. | - Onae |
| 3. | - Aceae | 4. | - Ae |
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The term ‘systematics’ refers to:
1. Identification and classification of plants and animals
2. Nomenclature and identification of plants and animals
3. Diversity of kinds of organisms and their relationship
4. Different kinds of organisms and their classification
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Genus represents
1. An individual plant or animal
2. A collection of plants or animals
3. Group of closely related species of plants or animals
4. None of these
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The taxonomic unit ‘Phylum’ in the classification of animals is equivalent to which hierarchical level in classification of plants?
| 1. | Class | 2. | Order |
| 3. | Division | 4. | Family |
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