Biology
Plant Biology and Classification
1,796 Questions
Plant Biology and Classification deals with the taxonomy, evolution, and morphological features of the plant kingdom. This collection offers practice questions on plant groups, taxonomic hierarchies, and specific plant characteristics. The questions are tailored for students preparing for biology competitive exams.
Plant taxonomyPteridophytesAngiospermsPlant morphologyAlgae and bryophytesClassification systems
Plant Biology and Classification Questions
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Biotic factor
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Biota
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Biotype
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Biotic
C
Correct answer
Explanation
A biotype is a plant or organism with identical genetic structure to its parent stock. This term specifically denotes genetic clones or organisms that are genetically identical. Biotic factor refers to living components affecting ecosystems, biota is the total collection of living organisms, and 'biotic' is a general adjective referring to life.
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Alpha taxonomy
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Beta taxonomy
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Omega taxonomy
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Cytotaxonomy
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None of the above
C
Correct answer
Explanation
It is based on biochemical evidence.
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paratype
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lectotype
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syntype
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neotype
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isotype
C
Correct answer
Explanation
It is any one of the two or more specimens cited by author when there is no holotype.
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Polytypic species
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Paleospecies
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Parapatric species
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Neontological species
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None of these
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Tautonyms
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Autonyms
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Synonyms
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Homonyms
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None of these
B
Correct answer
Explanation
It refers to when species and subspecies name are same.
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Fauna
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Monograph
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Manual
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Biota
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None of these
C
Correct answer
Explanation
It is the complete listing and description of the plants growing in a particular area.
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True species which do not interbreed but are difficult to separate on basis of morphological characters alone.
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Species erected on basis of morphological characters only.
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Species having definite binomial name.
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Species with two or more subspecies.
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Species which are found as fossils only.
A
Correct answer
Explanation
They are cryptic or sibling species.
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Haeckel
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Whittaker
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Copeland
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Woese
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Linnaeus
C
Correct answer
Explanation
He gave four kingdom classifications.
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sub family and genus
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class and family
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division and order
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family and species
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none of these
A
Correct answer
Explanation
Tribe is an intermediate category between sub family and genus.
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evolutionary relationship
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natural relationship
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stamen characters
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habitat
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none of these
A
Correct answer
Explanation
This is the basis of phylogenetic or cladistic system of classification.
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euglena
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cetraria
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microcystis
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trebouxia
D
Correct answer
Explanation
Lichens are symbiotic organisms composed of a fungal partner (mycobiont) and a photosynthetic partner (phycobiont). Trebouxia is a genus of green algae that is one of the most common phycobionts found in lichens worldwide, forming the photosynthetic component of the symbiotic relationship.
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Polystele
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Siphonostele
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Haplostele
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Actinostele
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Plectostele
D
Correct answer
Explanation
The stele of lycopodium is Actinostele.
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Huperzia Borneo Square
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Pteris longifolia
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Adiantum formosum
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Nephrolepis exaltata
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Doodia media
A
Correct answer
Explanation
Huperzia Borneo Square is a kind of tassel fern. Tassel Ferns are ancient fern allies that date back to the Carboniferous period.
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Sequoia
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Tmesipteris
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Rhynia
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Psilotum
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Nephrolepis
C
Correct answer
Explanation
A fossil pteriodophyte is Rhynia.
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hygrophytes
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hydrophytes
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xerophytes
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mesophytes
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none of the above
A
Correct answer
Explanation
Fern plants are hygrophytes.