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NAT II Biological Science Botany MCQs With Answers
Question # 1
It is a duplicate specimen of holotype collected as same place and time
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Holotype
Isotype
Lectotype
Syntype
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Question # 2
The other name of glycolysis is
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Calvin cycle
EMP pathway
Light reaction
None
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Question # 3
Plants of Euphorbiaceae contain the vitamin
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A
B
C
D
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Question # 4
Studying a single population's relationship to its environment will be
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Synecology
Autecology
Ecology
Etealogy
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Question # 5
Parasexuality is a special type of genetic recombination which is showed by which group of fungi
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Penicillium
Imperfect fungi
Powdery mildews
Spitting fungus
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Question # 6
All fungi lack chlorophyll and on the basis of their mode of nutrition, they include all these groups except
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Absorptive heterotrphs
Saprotrophs
Decomposers
Autotrophs
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Question # 7
The specimen designated by the author as type specimen is
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Holotype
Isotype
Lectotype
Syntype
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Question # 8
Bentham and Hooker divided plants in 202 orders
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Seeded
non-seeded
Floral
non-floral
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Question # 9
-----------harmone increase tendency of plants to produce a male flower
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Auxins
Gibberllins
Ethylene
Abcissic acid
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Question # 10
As a result of the union of anther and pistil this structure is formed
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Polonium
Gynoestigium
Corpusculum
Translator
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Question # 11
Translocation into developing organs, i.e. Roots, tubers and reproductive organs is called;
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Deport
Export
Both a & b
None
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Question # 12
What are the major decomposers of the biosphere contributing to the recycling of the elements used by living things?
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Saprobic fungi and bacteria
Plants
Animals
Algae
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Question # 13
Refers to the place and scope of the publication
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Effective publication
Homonym
Tetention
Sysnonym
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Question # 14
The collection of stomatal pores guard cells and subsidiary cells is called;
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Stomatal Apparatus
Guard cells complex
None
Both a & b
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Question # 15
The present international code of botanical nomenclature consists of ---------- rules.
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Phylogenetic system
Nomenclature type
Specific name
Common names
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Question # 16
Phanerogamy includes
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Bryophytes and pteriodphytes
Thalophytes and carmophytes
Angiosperms and gymnosperms
Thalophytes and pteridophytes
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Question # 17
In ---------- stems & roots of plants increase in diameter
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Primary growth
Secondary growth
Permanent growth
Apical growth
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Question # 18
Rusts belong to the group of club fungi they are called so because
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Orange-yellow colored disease spots on their host surface
Dusty spore masses that resemble soot
Rust have fruiting bodies
Puccinia species
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Question # 19
Why molds can grow on oranges and jelly kept in refrigerator where generally bacteria cannot reach
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They are well adapted to live on land
Hyphae are modified
They can tolerate temperature extremes minus 5 degree centigrade below freezing and 50 degree centigrade or more
They have rhizoids
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Question # 20
------------ are the reaction that takes place during the light phase of photosynthesis
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Kelvin cycle
Photo-reaction
Hill's reaction
All
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Question # 21
If an author cited two or more specimens as types, the remaining cited species are
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Lectotype
Syntype
Paratype
Neotype
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