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NAT II Biological Science Botany MCQs With Answers
Question # 1
When all the original specimens and their duplicates have been lost or destroyed
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Lecto type
Neotype
Isotype
Paratype
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Question # 2
A symbiotic association between certain fungi and certain photoautotrophes either green algae or a cyanobacterium or sometimes both is termed as
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Mycorrhizae
Lichens
Endomycorrhizae
Ectomycorrhizae
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Question # 3
The system of classification that reflects the evolution
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Modern
Phylogenetic
Polygenic
Natural
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Question # 4
Plants of asclepiadaceae are mostly
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Herbs
Shrubs
Trees
All the them
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Question # 5
In Aerobic respiration, the waste product in plants is produced in the form of
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Uric acid
CO
2
Walter
Ammonia
Both b & c
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Question # 6
The transference of pollen grains on the stigmatic surface is brought by a special structure
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Polonium
Gynoestigium
Corpusculum
Translator
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Question # 7
--------- is produced when phosphoenolpyruvic acid combines with CO
2
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Oxalic acid
Citric Acid
Abcissic acid
Oxalomalic acid
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Question # 8
Which of the following can be used as evidence of evolutions?
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Comparative embryology
Comparative anatomy
Genetic Code
All of these
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Question # 9
--------------- are the plants that flower only once and then die
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Monocarpic
Dicarpic
Apocarpic
holocarpic
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Question # 10
The species which is at the threat of danger of extinction is called
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Endangered species
Extinct species
Threatened species
All of these
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Question # 11
Study of relationship of animals to their environment is termed as
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Ecology
Eco
System
Biotic components
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Question # 12
The criteria of the classification are the ----------- on which the classification is based.
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Groups
Divisions
Characters
Orders
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Question # 13
When a species is described in one genus and later transferred to another genus, the specific epithet
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Homonym
Synonym
Legitimate
Illegitimate
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Question # 14
Latex produced by Cryptostegia grandiflora is a source of
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Fodder
Rubber
Fiber
Stuffing material
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Question # 15
Fungi are classified in a number of groups which is one of the following groups that does not show sexual reproduction
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Zygomycota
Ascomycota
Basidiomycota
Deuteromycota
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Question # 16
Mycorrhiza is an association between roots of plants growing in acid soil and certain fungi to which relation it belongs
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Symbiosis
Commensalism
Grazing
Grazers
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Question # 17
Cytochrome 'c' found is all aerobic species is a respiratory
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Carbohydrate
Protein
Co-enzyme
Vitamin
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Question # 18
Thin layer of earth in which all living organism exist is known as
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Habitat
Niche
Biosphere
Ecological niche
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Question # 19
The specimen designated by the author as type specimen is
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Holotype
Isotype
Lectotype
Syntype
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Question # 20
In ------------- long flowering stalk develops
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Parthenocarpy
Elongation
Vernalizaion
Bolting
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Question # 21
Plants of Euphorbiaceae contain the vitamin
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A
B
C
D
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Question # 22
When a single gene effects two or more traits the phenomenon is called
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Epistasis
Bombay phenotype
Gene linkage
Pleiotropic
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Question # 23
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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Question # 24
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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