Taxonomical Aids
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Write slogans on save birds.
What is a taxonomical key?
How is a key helpful in the identification and classification of an organism?
- Flora
- Manuals
- Monographs
- Catalogues
Statement 1: Flora contains the actual account of habitat and distribution of plants of a given area
Statement 2 : Flora helps in correct identification
Choose the correct option.
- Statement 1 and 2 are true and statement 2 is the correct explanation for statement 1
- Statement 1 and 2 are true but statement 2 is not a correct explanation for statement 1
- Statement 1 is true and statement 2 is false
- Both the statements are false
Write any two uses of herbarium.
Column 1 | Column 2 | ||
A. | Preservative addition | I. | Botanical garden |
B. | Conservation | II. | Herbarium |
C. | Stuffed animals | III. | Zoological park |
D. | Screen houses | IV. | Museum |
- A-III, B-II, C-IV, D-I
- A-II, B-III, C-IV, D-I
- A-I, B-II, C-III, D-IV
- A-IV, B-III, C-II, D-I
A scientist has come across a plant, which he feels is a new species. How will he go about its identification, classification and nomenclature?
I. Keys are used for identifying plants and animals based on similarities and dissimilarities.
II. Flora contains the account of habitat and distribution of plants in a given area.
III. Flora provides an index to the plant species found in a particular area.
IV. Monographs provide information for the identification of species found in an area.
- I and II only
- I, II, and III only
- I and IV only
- I only
What are taxonomical aids? Give the importance of herbaria and museums. How are Botanical gardens and Zoological parks useful in conserving biodiversity?
How many species of edible plants are there on Earth?
70, 000
60, 000
80, 000
90, 000
What is a monograph?
Statement 1: Flora contains the actual account of habitat and distribution of plants of a given area
Statement 2 : Flora helps in correct identification
Choose the correct option.
- Statement 1 and 2 are true and statement 2 is the correct explanation for statement 1
- Statement 1 and 2 are true but statement 2 is not a correct explanation for statement 1
- Statement 1 is true and statement 2 is false
- Both the statements are false
- Useful in classification of animals and plants.
- Based on similarities and dissimilarities of characters.
- Common for taxonomic categories like genus, family.
- An index to the flora of a particular area.
Column 1 | Column 2 | ||
A. | Preservative addition | I. | Botanical garden |
B. | Conservation | II. | Herbarium |
C. | Stuffed animals | III. | Zoological park |
D. | Screen houses | IV. | Museum |
- A-III, B-II, C-IV, D-I
- A-II, B-III, C-IV, D-I
- A-I, B-II, C-III, D-IV
- A-IV, B-III, C-II, D-I
Practise drawing various animals and plants.
Herbaria and botanical gardens are maintained to
- create interest about the plants in the young minds
- make general public aware of the wide variety of plant life across the country
- get knowledge about the anatomical features of animal specimens
- discourage destruction of vegetation
Taxonomical Aid | Characteristic | |
(1) | Museum | Conserved plant and animal specimens |
(2) | Key | Based on similarities and dissimilarities of organisms |
(3) | Botanical garden | In situ conservation |
(4) | Herbarium | Store house of dried and pressed animal specimens |
- 1
- 2
- 3
- 4
Column 1 | Column 2 | ||
A. | Preservative addition | I. | Botanical garden |
B. | Conservation | II. | Herbarium |
C. | Stuffed animals | III. | Zoological park |
D. | Screen houses | IV. | Museum |
- A-III, B-II, C-IV, D-I
- A-II, B-III, C-IV, D-I
- A-I, B-II, C-III, D-IV
- A-IV, B-III, C-II, D-I
Why are common names not employed in scientific studies ?
- Class
- Family
- Phylum
- Species
- Each statement in the key
- Contrasting characters in a pair
- Rejection of a statement
- None of these
- Both species will eliminate each other
- Inferior type will eliminate the superior type of species
- Superior species will exclude the inferior type of species
- Both species will remain unaffected
- Dentistry
- Forestry
- Research
- All of the above
Sarita was interested in knowing more about plants and their parts. She started exploring and collecting plants. She wanted to preserve them so that she could have a good collection of plants.
(a) Suggest the steps to help her in identifying plants.
(b) Is there any other method to identify plants? Explain.
(c) What are the values shown by Sarita?
column 1 | column II | ||
(i) | Central National Herbarium | (p) | London |
(ii) | Royal Botanical Garden | (q) | Delhi |
(iii) | National Museum of National History | (r) | Kolkata |
(iv) | Rajiv Gandhi Zoological Park | (s) | Pune |
- (i)-(r), (ii)-(s), (iii)-(p), (iv)-(q)
- (i)-(r), (ii)-(p), (iii)-(q), (iv)-(s)
- (i)-(q), (ii)-(r), (iii)-(p), (iv)-(s)
- (i)-(p), (ii)-(s), (iii)-(q), (iv)-(r)
- useful in classification of animals and plants
- based on similarities and dissimilarities of characters
- common for taxonomic categories like genus, family
- an index to the flora of a particular area
- True
- False