Biology Multiple Choice Questions and Answers for Different Competitive Exams

Multiple Choice Questions on Plant Taxonomy

1. Level of taxonomic study concerned with the biological aspects of taxa, including intraspecific populations, speciation, evolutionary rates and trends
a) alpha taxonomy
b) beta taxonomy
c) gamma taxonomy
d) theta taxonomy

2. Labellum in Orchidaceae comes to anterior side by the twisting of the ovary
through 180 degree. This process is called
Labellum in Orchid

a) adnation
b) articulation
c) resupination
d) attenuation

3. The Commelinaceae family is commonly known as the
a) spiderwort family
b) aster family
c) grass family
d) lily family

4. Foeniculum vulgare belongs to the family
a)Rutaceae
b)Meliaceae
c)Apiaceae
d)Brassicaceae

5. When two or more authors publish a new species or propose a new name, their names are linked using the epithet?
a)In
b)ex
c)et
d)emend

6. Binomials with identical genus name and specific epithet are called
a)Homonym
b)Tautonym
c)Basionym
d)Synonym

7. A document containing a comprehensive account of a specific taxonomic group,
generally a genus or family is
a)Manual
b)Flora
c)Monograph
d)Revision

8. Which among the following is considered a demerit of the ‘Engler and Prantl’
system of classification?
a)Gymnosperms are placed between Monocotyledons and Dicotyledons
b)Gymnosperms are placed among Dicotyledons
c)Dicotyledons are placed before Monocotyledons
d)Dicotyledons are placed after Monocotyledons

9. The principles of Numerical taxonomy were developed by
a)Bentham And Hooker
b)Engler And Prantl
c)Sneath And Sokal
d)Takhtajan And Cronquist

10.The newly collected specimen which is used as a substitute, when the original
type material is missing in a herbarium, is designated as
a)Lectotype
b)Holotype
c)Neotype
d)Isotype

Answers:
1. c) gamma taxonomy
2. b) articulation
3. a) spiderwort family
4. c)Apiaceae
5. c)et
6. b)Tautonym
7. c)Monograph
8. d)Dicotyledons are placed after Monocotyledons
9. c)Sneath And Sokal
10. c)Neotype

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