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Name of the author in a biological name:
1.
is never included.
2.
is always Latinised.
3.
is written before the generic name, in full and in capital letters.
4.
appears after the specific epithet, i.e., at the end of the biological name and is written in an abbreviated form.
Subtopic: Diversity in the Living World |
93%
From NCERT
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In case of plants, classes with a few similar characters are assigned to a higher category ideally called:
| 1. | Phylum | 2. | Division |
| 3. | Subphylum | 4. | Infra Class |
Subtopic: Taxonomy 1: Nomenclature | Taxonomy 2: Classification up to Genus | Taxonomy 3: From Family to Classification of Some Organisms |
79%
From NCERT
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Subtopic: Taxonomy 1: Nomenclature |
95%
From NCERT
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Consider the given two statements:
1. Statement I is correct; Statement II is correct
2. Statement I is correct; Statement II is incorrect
3. Statement I is incorrect; Statement II is correct
4. Statement I is incorrect; Statement II is incorrect
| Statement I: | Taxonomists have been able to identify a vast majority of species present on Earth. |
| Statement II: | The number of species that are known and described range between 1.7-1.8 million. |
1. Statement I is correct; Statement II is correct
2. Statement I is correct; Statement II is incorrect
3. Statement I is incorrect; Statement II is correct
4. Statement I is incorrect; Statement II is incorrect
Subtopic: Taxonomy 1: Nomenclature | Taxonomy 2: Classification up to Genus | Taxonomy 3: From Family to Classification of Some Organisms | Diversity in the Living World |
From NCERT
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As we go higher from species to kingdom in taxonomic hierarchy, the number of common characteristics shared by member organism:
1. goes on decreasing
2. goes on increasing
3. remains the same
4. no such correlation exists
1. goes on decreasing
2. goes on increasing
3. remains the same
4. no such correlation exists
Subtopic: Taxonomy 1: Nomenclature | Taxonomy 2: Classification up to Genus | Taxonomy 3: From Family to Classification of Some Organisms |
89%
From NCERT
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How many of the given statements are correct?
1. 1
2. 2
3. 3
4. 4
| I: | Biological names are generally in Latin and written in italics. |
| II: | The first word in a biological name represents the genus while the second component denotes the specific epithet. |
| III: | Both the words in a biological name, when handwritten, are separately underlined, or printed in italics to indicate their Latin origin. |
| IV: | The first word denoting the genus starts with a capital letter while the specific epithet starts with a small letter. |
1. 1
2. 2
3. 3
4. 4
Subtopic: Taxonomy 1: Nomenclature |
89%
From NCERT
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As we go from kingdom to species in a taxonomic hierarchy, the number of common characteristics shared by the organisms:
1. Will decrease
2. Will increase
3. Remain the same
4. May increase or decrease
1. Will decrease
2. Will increase
3. Remain the same
4. May increase or decrease
Subtopic: Taxonomy 1: Nomenclature | Taxonomy 2: Classification up to Genus | Taxonomy 3: From Family to Classification of Some Organisms |
81%
From NCERT
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Which of the following ‘suffix’ used for units of classification in plants indicates a taxonomic category of ‘order’?
1. – Ales
2. – Onae
3. – Aceae
4. – Ae
1. – Ales
2. – Onae
3. – Aceae
4. – Ae
Subtopic: Taxonomy 1: Nomenclature |
81%
From NCERT
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The taxonomic category where you expect to find organisms least similar to one another would be:
| 1. | Class | 2. | Genus |
| 3. | Family | 4. | Species |
Subtopic: Taxonomy 2: Classification up to Genus | Taxonomy 3: From Family to Classification of Some Organisms |
85%
From NCERT
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Study the Assertion statement followed by the Reason statement given below:
| Assertion (A): | Higher the taxonomic category, greater is the difficulty of determining the relationship to other taxa at the same level. |
| Reason (R): | Lower the taxa, more are the characteristics that the members within the taxon share. |
| 1. | (A) is True and (R) is False. |
| 2. | Both (A) and (R) are True and (R) is a correct explanation of (A). |
| 3. | Both (A) and (R) are True but (R) is not a correct explanation of (A). |
| 4. | (A) is False and (R) is True. |
Subtopic: Systematics & Type study |
From NCERT
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