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PGTRB Botany Answer Key 2015


TRB - P.G. Botany -2015-Key (10-01-2015)
Question Booklet Series : A


Question
No.
Botany Questions
Answer
Key
1
In Melandrium the male plant has
(B) 2A +XY
2
Bateson and Punnett proposed
(B) Coupling and repulsion hypothesis
3
Mutagenic agent is
(A) Thalidomide
4
Cytoplasmic inheritance in Mirabilis jalapa was discovered by
(C) Correns
5
A pentose sugar, nitrogenous base and Phosphoric acid constitute
(A) Nucleotide
6
Rose wood is obtained from
(C)  Dalbergia
7
The bark of Cinchona yields
(D)  Quinine
8
Tea is produced form the leaves of
(D) Camellia
9
The epistatic factor ratio in summer squash is
(B) 12:3:1
10
Replication of DNA occurs in this phase
(B) S
11
Match list I with list II
(D) 3 1 4 2
12
In Eubhorbiaceae, stipules are modified into
(c) Spines, hairs and glands
13
The family of great economic importance
(A) Poaceae
14
The Bionomical Nomenclature for “Little millet” is
(A) Panicum miliare
15
The Botanical name of Oats
(B) Avena Sativa
16
Winged seed is the characteristic feature of 
(D) Pinus
17
Ephedrine is obtained form
(B) Ephedra
18
Peat is obtained form
(B) Sphagnum
19
The remarkably gigantic ancient tree
( B) Sequoia
20
The sperms are remarkably as large as the egg is
(A) Cycus
21
Ventral leaves known as Amphigastria are seen in
(D) Porella
22
Heterospory condition is seen in
(C) Selageinella
23
Telome theory was proposed by
(A) Zimmermann
24
The period of Pteridophyta
(B) Paleozoic
25
The stele present in Dryoptens
(C) Dictyostele
26
Match list I with list II
(c) 3 1 4 2
27
The inflorescence present in Fig
(B) Hypanthodium
28
The fleshy part of Mango
(A)  Mesocarp
29
Bentham and Hooker system of classification is based on
(D) Natural system
30
Michelia champaca belongs to the family
(B) Magnoliaceae
31
Frankia is a Nitrogen fixing
(A) Actinomycete
32
Chitosan is a
(A) Phytoalexin elicitor
33
Mycobacterium leprae is a
(A) Gram-positive bacterium
34
In Bryophytes, this is essential for fertilization
(C) Water
35
The number of neck canal cells in the archegonium of Riccia is
(A)  4
36
In Indian Rice beer “Sonti” is produced by
(B) Rhizopus
37
Captan is a
(A) Fungicide
38
Burgundy mixture contains
(D) Copper sulphate, washing soda and water
39
Most of the plant pathogens enter into their host through
(B) Upper surface of stomata
40
The alga used in space research is
(A) Chlorella
41
The fungal partner in Lichen Thallus is called as
(C) Cycobiont
42
Usnea is an example of
(D) Fruticose Lichen
43
Vitamin B12 is produced by
(B) Pseudomonas denitrificans
? (A) Clostridium
44
In Rhizobium, Nodulation gene is located on
(C) Sym plasmid
45
The microbe that grows first in the Idli batter is
? (B) Aspergillus
? (C) Leuconostoc
46
Flagella arranged all over the bacterial cell surface is referred to as
(C) Peritrichous
47
Agar-agar is obtained largely form this alga
(B) Gelidium
48
The male sex organ of Chara is called as
(C) Globule
49
The fruit body called apothecium is produced in
(B) Peziza
50
------ fungus has proved as a useful tool in genetical and biochemical research
(A) Neurospora
51
The nucleic acid core of virus particle is surrounded by
(B) Capsid
52
Double standed DNA is found as the genetic material in
(A) Cauliflower Mosaic virus
53
Virus that infect bacteria are called as
(D) Bacteriophages
54
The cell wall of bacteria is made up of --- substance
(C) Peptidoglycan
55
The conjugation process in E.coli bacterium was first described by
(A) Lederberg and Tatum
56
Match and find the sequence of fossil plant generic names from the following codes
(B) 4 3 12
57
Find the odd pair out
(B) Compression- Preserved soft plant materials
58
Solidified fossil plant resin usually yellow brown in colour is known as
(C)  Amber
59
Age of cycades is
(A) Mesozoic era
60
Mummified fossil is
(C) Mammoth
61
The theory of continental drift was proposed by
(B) Wegener
62
Epibiont species are called
(C) Local endemics
63
Neoendemic genera in India
(A) Chloroxylon
64
The common plants of alpine forests are
(A) Abies
65
Calamites is the fossil representation of
(C) Sphenopsida
66
Ecology which deals with systems of many species is
(B) Synecology
67
Biome refers to
(C) Large community of plants and animals
68
Which ecological pyramid can never occur in an inverted form?
(B) Pyramid of energy
69
The process of soil formation is known as
(C) Pedogenesis
70
A plant of foreign origin is called
(A)Exotic
71
The function of a gene is
(B) to synthesize proteins
72
Diazotrophs are
(D) Nitrogen fixers
73
Northern blotting is a method of separation of
(B) RNA
74
Which one of the following gens is responsible for tumor induction in the Ti plasmid of Agrobacterium tumefaciens?
(C) Vir genes
75
Which one of the following bacterial strains is called as “Super bug”?
(c) Pseudomonas putida
76
Match the following :
(B) 214356
77
Choose the correct explanation for the statement given below
Statement: Sugars have large numbers of Streosomers
Explanation:
(B) Contain several asymmetric carbon atoms
78
Nucleotide is a
(D) Nitrogen Base+ Sugar+ Phosphate group
79
Match the following
(A) 5 4 1 2 3
80
The most prevalent interactions responsible for tertiary structure of protein are
(D) All the above
81
Callus induction for the explants is due to the activity of
(C) Auxins and cytokinins
82
Without the fusion of male and female sex gametes, certain embryos proliferated through tissue culture, such embryos are called as
(D) Embryoids
83
Which one of the following selection methods was used by Indian Agricultural Research Institute to release wheat varieties NP4, NP6 and NP12?
(B) Pure line slection
84
Which one of the following radiations was used for the production of amber colour, protein rich wheat variety” Sharpathi Sonora”?
(A) Gamma rays and UV rays
85
The term ecological niche was first used by
(A) Grinnel
86
Munch’s hypothesis accounts for translocation of organic solutes in
(C) Both (A) and (B)
87
The number of ATP formed by Oxidizing one NADH via electron transport chain during aerobic respiration of eukaryotic plants is
(A) 3
88
Determine the correctness of the
Assertion : Leghemoblobin is found in cytosol of infected leguminous plant root nodules and gives pinkies  red clour to the nodules
Reason : The globin part is synthesized by bacterial genome 
(A) [A] is true but [r] is false
89
Which one of the following pair is correct?
?(C) Morphogeneisis – Auxin
?(D) Dormancy of Buds - Ethylene
90
Give the correct explanation for the statement given below:
Statement : Monosaccharides are reducing in nature
Explanation :
(C) Have protential aldehyde or keto group
91
Campytotropus ovule is like a
(C) Curved
92
After fertilization, the-------- develops into a fruit and the ……… develops into a seed.
(B) Ovary, Ovule
93
The endosperm formation is usually not found in two angiosoermic families they are
(C) Orchidaceae and Trapaceae
94
Match and find the sequence of answers form the following codes:
(B) 3 1 2 5 4
95
Find the odd pair out
(A) Stomatal opening – Increase in soluble sugars concentration in guard cells
96
Sapwood is also known as
(B) Alburnum
97
Canada balsam is used for
(C) Mounting
98
Which of the following reagents is used for detection of proteins?
(A) Bluret reagent
99
Amoeboid Tapetum is also called as
(B) Periplasmodial Tapetum
100
Pollen tube entering the ovule through micropyle region is called
(A) Porogamy
101
Karyotheca is
(A ) Nuclear memebrane
102
Korper-Kappe theory was put forth by
(D) Schuepp
103
Cork cambium is called as
(C) Phellogen
104
Which of the following is a living simple tissue involved as strengthening tissue for the plant body?
(D) Collenchyma
105
Tyloses are found in
(A) Xylem vessels
106
The enzyme found in mitochondrial matrix
(A) Malate dehydrogenase
107
Chief function of granular endoplasmic reticulum
(D) Protein synthesis
108
The Radio isotope used in auto radiography
(B) C14
109
Mitosis is inhibited by
(A) Colchicine
110
Polytene chromosome is formed due to
(B) Endomitosis
EDUCATION
111
Which of the following is not a Nobel Prize for literature, winner?
(D) Ed.Silva
112
Which of the following was one of the first recipients of the Bharat Ratna?
(D) C.V. Raman
113
The I Asian Games were held in India in the year
(B) 1951
114
The proposed RBIVS development bank will have headquarters in
(B) Shanghai
115
The Mars space craft was launched by which ISRO launch vehicle?
(C) PSLV-C25
116
The Veda Which deals mostly with music is
(C) Sama Veda
117
In India’s freedom struggle the non-co-operation movement was launched in
© 1920
118
The Constitution of India was enacted and adopted by the Constituent Assembly on
(c) 26 November 1949
119
During the Indian Freedom Movement who led the Salt Satyagraga at Vedaranyam in Tamil Nadu?
(A) Rajaji
120
Which one of the following Gas is responsible for Green House Effect?
(C) Carbon-di-oxide
121
“The nosy child and the silent mind? is the work of
(B) J.Krishnamurti
122
“National Institute of Open Schooling” was established in
(C) November,1989
123
Who introduced the idea of “non-classroom learning’?
(C) Ivan lilich
124
“INFLIBNET’ is an autonomous inter-university centre of
(D) UGC
125
The expansion of “OPAC” is
(D) Online Public Access Catalog
126
The term ‘homeostasis’ was coined by
(C) W.B. Cannon
127
The term ………. Literally means ‘splitting of the mind’
(D) Schizophernia
128
The useful and acceptable features of different philosophies and tendencies in education which are harmoniously blended’ is called
(B) Eclecticism
129
Tagore’s “Visva-Bharati” was declared to be a central university and an institution of national importance in
(D) 1951
130
The distinction between ‘knowledge by acquaintance’ and ‘knowledge by description’ was promoted by
(C) Bertrand Russell
131
P.E. Vernon who proposed hierarchical theory of intelligence is a …….. Psychologist.
(B) British
132
The study of fluctuation of attention can be experimentally made in the psychology lab using……..
(D) Masson’s disc
133
……… Was designed mainly for the use of deaf and linguistically backward children
(A) Pinter-Patterson scale
134
In an experiment by Watson the subject a human baby named ‘Albert” was given a …… to play with
(B) Rabbit
135
Dart throwing experiment to test the transfer value of generalization was conducted by
(B) Charles Judd
136
Emotional development of a child bears a ……… correlation with social development.
(a) Positive
137
……… is defined as the process of interpretation of sensation according to one’s experiences.
(c) Perception
138
“No stimulus, no response’ mechanism in the evolution of behaviors was opposed by
(A) B.F. Skinner
139
………. Is affective disposition which evokes attention and maintains it.
(D) Interest
140
Which learning is retained longer than verbal learning ?
(B) Memory based
141
“Preparing Texbook Manuscripts”(1970) was a publication by
(D) United Nations Educational, Scientific and Cultural Organization
142
Who was the Chairman of the Committee on emotional Integration set-up in 1961 by the Ministry of Education?
(B) Dr. Sampurnanand
143
“Wastage’ was defined by the ….. Committee as the premature withdrawal of a child before the completion of the primary education.
(D) Hartog
144
Who first introduced the concept of developmental tasks?
?(C) Robert Havighurst
145
The major divisions of educational psychology were recognized by
? (A) Kolesnik
146
National Adult Education Programme (NAEP) was launched on
?( (B) 2nd October 1978
147
……. Was constituted to look into the causes for lack of puboic support, particularly in rural areas, for girls education and to enlist public co-operation
(B) Smt. Surgabai Deshmukh Committee(1959)
148
No religious instruction shall be provided in any education institution wholly maintained out of state fund’. Which Article states this?
(B) Article 28(1)
149
An Interim Indian National Commission for co-operation with UNESCO was set –up in the year …… by the Ministry of education, Government of India.
(A) 1949
150
In India, National Institute for the visually handicapped was set-up at
(D) Dehradun




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Dr. T.Vijaya kumar (TVK)
Phone No. 9944934748, 9944937737

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