Thursday 22 January 2015

Systematics

mcqs on Systematics :
Classification based on comparison of one or few characteristics is called
A) Natural system of classification
B) Artificial system of classification
C) Phylogenetic system of classification
D) All of these
Two or more species occupying same or overlapping areas are
A) Sympatric
B) Sibling
C) Sub specie
D) Allopatric
Basic unit or smaller taxon of taxonomy is
A) Species
B) Kingdom
C) Family
D) Variety
Taxon refers to
A) category
B) Member
C) A rank in hierarchy of categories
D) Any type of taxonomic grouping showing concrete biological objects
Branch of science that deals with identification nomenclature and classification of organism is called
A) Systematics
 B) Taxonomy
 C) Classification
D) Nomenclature
Touch-me-not is common name for
A) Impatient balsamiferous
B) Mimosa pudica
C) Balsam
D) All of these
System of classification used by Linnaeus was
A) Natural system
 B) Artificial system
 C) Synthetic system
 D) None
The term taxon for the first time was used by
A) ICBN
B) ICZN
C) Mayr
 D) De candoil
Species living in different geographical areas are
A) Sibling species
 B) Morph species
C) Sympatric specie
D) Allopatric specie
The term specie was given by
A) John Ray
 B) Linnaeus
C) Darwin
D) Aristotle
Isotype is a specimen
A) Which is duplicate of holotype
B) Which is described along with holotype
C) Which is nomenclatural type when the original is missing
D) None
The fundamental and mathematical basis as an aid to the classification of organism is called
A) Taximetrics
B) Numerical taxonomy
C) Palynology
D) None of these
 There are following phases of plant systematic
A) 5
 B) 4
 C) 6
D) 8
Pre-evolutionary phase is also called
A) Alpha phase
B) Beta phase
C) Gamma phase
D) None
Study and sharing about chemical characteristics also known as
A) Cytogenetic  
B) Chemotaxonomy
C) Numerical taxonomy
D) Biosynthetic phase
Who scientist proposed that four phases into two phases
A) Valentine and Love
B) Thurill
C) Radford
D) None of these
Which phase is also called experimental phase
A) Cytogenetic
B) Encyclopedic
C) Pre-evolutionary phase
D) Numerical taxonomy
Alpha phase are categorize on the bases of
A) Genetic features
B) External features
C) Both of these
D) None
Valentine and Love categorize
A) 4 phases
B) 5 Phases
C) 6 Phases
D) NONE
Phylogeny and inter-relationship found between taxa on the basis of number, type and arrangement of chromosome is:
A) Cytotaxonomy
B) Chromatotaxonomy
C) karyotaxonomy
D) Chemotaxonomy
An important criterion for modern day classification is :
A) Resemblance in morphology
B) Anatomical and physiological traits
C) Breeding habits
D) Presence or absence of notochord
In the plants of the green family, the cotyledon is known as:
A) Coleoptile
B) Scutellum
C) Endosperm
D) Stomium
Eating the individual of its own species is called:
A) Coprophagy
B) Autophagy
C) Mutualism
D) Cannibalism
A process by which gene moves within a population by mating and exchange of gene is called:
A) Genetic drift
B) Super flow
C) Gene flow
D) Gene exchange
The formation of a new species is called:
A) Evolution
B) Descent with modification
C) Specialization
D) Speciation








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