What is meant by the "species problem"?

(1) The exact definition of species is still controversial.

(2) The exact mechanisms of speciation is not known.

(3) The number of species present is much more than identified species.

(4) The extinction of species is taking place at an alarming rate.

Subtopic:  Introduction & Growth as Criterion for Being Living (OLD NCERT) |
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Which of the following taxonomic categories are correctly matched to their standard termination of names with respect to biological classification of plants?

I Division: - phyta
II Class: - opsida
III Order: - ales
IV Family: - idae

(1) I, II, IV

(2) I, II, III

(3) II, III, IV

(4) I, II, III, IV

Subtopic:  Taxonomy 3: From Family to Classification of Some Organisms |
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Consider the following statements:

I. Higher the taxa, more are the characteristics that members whithin the taxon share.

II. Lower the category, greater is the difficulty of determining the relationship to other taxa at the same level.

Of the two statements:

(1) I is true but II is false

(2) I is false but II is true

(3) Both I and II are true

(4) Both I and II are false

 

Subtopic:  Taxonomy 2: Classification up to Genus | Taxonomy 3: From Family to Classification of Some Organisms |
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The Indian Botanical Garden and the National Botanical Research Institute are located respectively at:

(1) Pune and Howrah

(2) Howrah and Lucknow

(3) Darjeeling and Lucknow

(4) Shimla and Dehradun

Subtopic:  Taxonomical Aids: Part 1 (OLD NCERT) | Taxonomical Aids (OLD NCERT) |
 88%
From NCERT
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Match each item in Column I with one in Column II and choose your answer from the codes given below:

 

COLUMN I

Taxonomical Aid

 

COLUMN II

Feature

I. Flora 1.   Useful in providing information for identification of names of species found in an area
II. Manuals 2.  Contains the actual account of habitat and distribution of plants of a given area.
III.   Monographs 3. contain information on any one taxon

Codes:

 

I

II

III
(1)

1

2

3
(2) 3 2 1
(3) 2 1 3
(4) 2 3 1
Subtopic:  Taxonomical Aids: Part 1 (OLD NCERT) | Taxonomical Aids (OLD NCERT) |
 70%
From NCERT
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As we go lower from kingdom to species, the number of common characters at each taxon:

1. Goes on decreasing

2. Goes on increasing

3. Remains same

4. There is no pattern to this

Subtopic:  Taxonomy 2: Classification up to Genus | Taxonomy 3: From Family to Classification of Some Organisms |
 74%
From NCERT
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Which of the following taxonomic categories contains organisms least similar to one another?

1. Class

2. Genus

3. Family

4. Species

Subtopic:  Taxonomy 3: From Family to Classification of Some Organisms |
 70%
From NCERT
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Match each item in Column I with one item in Column II regarding taxonomic categories of humans and chose your answer from the codes given below:

Column I Column II
I. Family 1. Primata
II. Order 2. Hominidae
III. Class 3. Chordata
IV. Phylum 4. Mammalia

Codes:

I II III IV
1. 1 2 3 4
2. 2 1 4 3
3. 2 1 3 4
4. 1 2 4 3
Subtopic:  Taxonomy 1: Nomenclature | Taxonomy 2: Classification up to Genus | Taxonomy 3: From Family to Classification of Some Organisms |
 73%
From NCERT
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The label of a herbarium sheet does not carry information on

(1) date of collection

(2) name of collector

(3) local names

(4) height of the plant

Subtopic:  Taxonomical Aids: Part 2 (OLD NCERT) | Taxonomical Aids (OLD NCERT) |
 80%
From NCERT
NEET - 2016
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Match column I with column II for housefly classification and select the correct option using the codes given below:

  Column I   Column II
A. Family 1. Diptera
B. Order 2. Arthropoda
C. Class 3. Muscidae
D. Phylum 4. Insecta

 

Codes:

         A     B     C     D

(1)     3     1      4     2

(2)     3     2      4     1

(3)     4     3      2     1

(4)     4     2      1     3

Subtopic:  Taxonomy 2: Classification up to Genus | Taxonomy 3: From Family to Classification of Some Organisms |
 83%
From NCERT
NEET - 2016
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