Contributers of Biologists Flashcards
1
Q
Binomial nomenclature was given by
A
Carolus Linnaeus.
2
Q
Two kingdom system of classification was given by
A
Carolus Linnaeus.
3
Q
Systema Naturae was written by
A
Carolus Linnaeus.
4
Q
Artificial system of classification was given by
A
Carolus Linnaeus.
5
Q
Natural System of classification for flowering plants was given by
A
George Bentham & J.D.Hooker
6
Q
5 kingdom system of classification was given by
A
R.H.Whittaker (1969)
7
Q
who was the earliest to attempt a more scientific basis for
classification.
A
Aristotle
8
Q
Biological classification of plants & animals was first proposed by
A
Aristotle
9
Q
Causal organism of the mosaic disease of tabacco is recognised by
A
D.J.
lvanowsky (1892).
10
Q
Contagium vivum fluidum is called by
A
M.W.Beijerinek (1898)
11
Q
Viruses crystallised by
A
W.M.Stanley (1935)
12
Q
Viroids were discovered by
A
T.O.Diener (1971)
13
Q
‘Anatomy of Seed Plants’ published by
A
Katherine Esau(1960)
14
Q
Curly top virus spreads through a plant via phloem tissue,it is reported
by
A
Katherine Esau
15
Q
Founder of Madras School of Conformational analysis of biopolymers
was
A
G.N.Ramachandran
16
Q
Triple helical model of collagen was given by
A
G.N.Ramachandran
17
Q
Who was influenced by Linus Pauling
A
Ramachandran
18
Q
Who was influenced by Malthus
A
Darwin
19
Q
Who was influenced by Dr.W.Dudegon
A
P.Maheshwari
20
Q
a-helix & B- sheet structures was pubhshed by
A
Linus Pauling
21
Q
Who first saw & described a live cell.
A
Anton von Leeuwenhoek
22
Q
Cell theory was given by
A
Schleiden & Schwann
23
Q
Cell theory was modified by
A
Rudolf Virchow (1855)
24
Q
Fluid mosaic model was given by
A
Singer & Nicolson (1972)
25
Golgi bodies was discovered by
Camillo Golgi (1898)
26
Ribosome was discovered by
George Palade (1953)
27
Nucleus was first discovered and described by
Robert Brown (1831)
28
Who earned a Nobel Prize in 1961 for mapping of the pathway of
carbon assimilation in PHS.
Melvin Calvin
29
Who work with J.A.Bassham
Calvin
30
Hydroponics technique developed by
Julius von Sachs (1860).
31
O2,was discovered by
Joseph Priestley (1774)
32
Who revealed the essential role of air in growth of green plants
(1770)
Priestley
33
Who used a similar setup as the one used by Priestley
Jan Ingenhousz
34
Who showed that sunlight is essential to the plant process.
Jan Ingenhousz
35
Who showed that it is only the green part of the plants
| that could release oxygen.
Jan Ingenhousz
36
Who provide evidence for production of glucose when
| plants grow.
Julius von Sachs
37
Who shows that the green susbtance in plants(chlorophyll)is located
in special bodies(later called chloroplasts)within plant cells.
Sachs
38
Who found that the green parts in plants is where glucose is made &
that the glucose is usually stored as starch.
Sachs
39
First action spectrum of PHS was described by
T.W.Englemann
40
Who demonstrated that PHS is essentially a light dependent
reaction in which hydrogen from a suitable oxidisable compound
reduces carbon dioxide to carbohydrate.
Van Niel
41
Who inferred that the O,evolved by green plant comes from H2O,
not from CO2.
Van Niel
42
Who use radioactive C^14 algal photosynthesis studies that led the
discovery that the first CO2,fixation product was a 3 carbon organic
acid.
Calvin
43
Whole pathway of C3-cycle was worked by
Calvin and Benson.
44
C-pathway was discovered by
Hatch & Slack
45
Law of limiting factors was given by
Blackmann (1905)
46
Scheme of Glycolysis was given by
Embden,Meyerhof & Parnas.(EMP)
47
Discovery of PGRs is started with the observation of
Charles Darwin
| ＆ his son Francis Darwin
48
Who observed that the coleoptiles of
canary grass respond to unilateral illumination by growing towards
the light source(Phototropism).
Charles Darwin & Francis Darwin
49
Who was isolated from tips of coleoptiles of oat seedhings by F.W.
Went.
Auxin
50
Who reported the appearence of symptoms of Bakane (foolish
seedlings)disease is uninfected rice seedlings when they were
treated with sterile filtrates of the fungus Gibberella fujikuroi.
E.Kurosawa
51
Who observed that from the internodal segments of
tobacco stems the callus proliferate only if,in addition to auxins,the
nutrient medium was supplemented with one of the following:extract
of vascular tissue,Yeast Extract,Coconut milk or DNA.
Skoog & his Co workers
52
Who identified,crystallised & termed Kinetin
Skoog & Miller
53
Who confirmed the release of volatile substance from ripened
| oranges that hastened the ripening of stored unripened bananas
Cousins
54
Who established department of botany at university of Delhi
| as important centre of research in Embryology & Tissue culture
P.Maheshwari
55
Who emphasised the need for initiation of work on artficial
| culture of immature embryos
P.Maheshwari
56
Who work on test-tube fertilisation & intra ovarian pollination
P.Maheshwari
57
Who popularised the use of embryological character in
| taxonomy
P.Maheshwari
58
Who was awarded by INSA(Indian
| National Science Academy).
P.,Maheshwari & Ramdeo Misra
59
Sanjay Gandhi Award in Environment & Ecology is given to
Ramdeo
| Misra.
60
Who is awarded by Padma Bhushan.
M.S.Swaminathan
61
Lasker award given to
Watson & Crick
62
Balzen prize given to
Ernst Mayr
63
Who was honoured with Fellowship of Royal Society of
| London(FRS)
P.Maheshwari
64
Short-duration high-yielding varieties of rice(including scented
Basmati)was developed by
M.S.Swaminathan
65
Who initiated collaboration with Norman Borlaug
M.S.Swaminathan
66
Who is initiator of Lab-to-land & food security,
M.S.Swaminathan
67
Who is known for the development of the concept of
| crop cafeteria & crop scheduling
M.S.Swaminathan
68
Good humor hypothesis was given by
Hippocrates & Indian Ayurveda System
69
Good humor hypothesis was disproved by
William Harvey
70
Blood circulation was discovered by
William Harvey
71
Rivet popper hypothesis Was given by
Paul Ehrlich(Stanford Ecologist)
72
Polyblend is formed by
Ahmed Khan & his company
73
Who is related to organic farming
Ramesh Chandra Dagar
74
Semi-dwarf wheat at ICWMI were developed by
Norman Borlaug
75
Who observed that the restriction enzymes have the capabiity
| of cutting DNA strands in a particular fashion (1969)
Herbert Boyer
76
Who developed a method of removing plasmids from the cell
| & then reinserting them in other cells.
Stanley Cohen
77
First recombinant DNA was formed by
Cohen & Boyer
78
Whose study on the "Effect of hard X-rays on bacteriophage
| multiplication" (1950)
Watson
79
Whose study on "X-ray diffraction: polypeptides & proteins" (1954)
Crick
80
Double helical model of B-DNA was given by
Watson & Crick (1953)
81
Who proposed laws of inheritance in living organisms
Mendal
82
Punnet square were developed by .
R.C. Punnet
83
Mendel's results were rediscovered by _____ independently in 1900
de Vries, Correns & von
| Tschermark
84
Who noted that the behaviour of chromosome was parallel
| to the behaviour of genes.
Sutton & Boveri
85
Chromosomal theory of inheritance was given by .
Sutton & Boveri
86
Experimental verification of the chromosomal theory of inheritance
was given by
T.H. Morgan
87
Who argued that the pairing & separation of a pair of
chromosomes would lead to the segregation of a pair of factors they
carried
Sutton & Boveri
88
Genetic map discovered by
Alfred Sturtevent
89
trace a specific nuclear structure (X-body) all through
| spermatogenesis in a few insects (1891).
Henking
90
Down's syndrome was first described by
Langdon Down (1866)
91
DNA (Nuclein) was first identified by
Friedrich Meischer (1869)
92
Xray diffrnction data produced by .
Wilkins & Franklin
93
Transforming principle was given by
Griffith (1928)
94
Biochemical characterisation of transforming principle was given by
Avery, Macleod & Mc Carty
95
Unequivoal proof that DNA is the genetic material came from the
experiements of
Hershey & Chase (1952)
96
Replication scheme was given by
Watson & Crick
97
Central dogma of biology was given by .
Crick
98
The expiremental proof that DNA replicates semiconservatively was given in prokaryotes by
Meselson & Stahl (1958)
99
The experimental proof that DNA replicates semiconservatively was
given in eukaryotes by
Taylor (1958)
100
Who proposed that codon was triplet.
George Gamow (a physicist)
101
Who synthesizes RNA mole cules with defined
| combination of bases (homopolyers & copolymers)
Har Gobind Khorana
102
Who in cell-free system for protein synthesis finally helped the
code to be deciphered
Nirenberg
103
What is called Severo Ochoa enzyme
Polynucleotide phosphorylase
104
Lac operon was given by
Jacob & Monad
105
Automated DNA sequencers worked on the principle of a method
| developed by
Frederick Sanger
106
Who developed the method for determination of amino
| acid sequences in proteins
Frederick Sanger
107
DNA finger printing technique was developed by
Alec Jeffreys
108
Spontaneous generation theory was dismissed by
Louis Pasteur
109
Life comes from pre-existing life it is told by
Louis Pasteur
110
Who proposed that the first form of life could have
| come from pre-existing non-living organic molecules
Oparin & Haldane
111
Who made a sea voyage in a sail ship (H.M.S. Beagle)
Darwin
112
Who worked in Malay Archipelago
Alfred Wallace
113
Use and disuse of organs' theory of evolution was given by
Lamarck
| French Naturalist
114
Who work on population
Malthus
115
Who brought forth the idea of mutations
Hugo de Vries
116
Who used the term saltation
Hugo de Vries
117
Who revered as the father of ecology in India
Ramdeo Misra
118
Who formulated the first pos tgraduate course in ecology in
| India
Ramdeo Misra
119
"Competitive Exclusion principle" was given by
Gause.
120
Resource partitioning was given by
Mac Arthur.
121
Cost of ecosystem services was given by
Robert Costanza
122
Term Biodiversity popularised by
Edward Wilson (Sociobiologist)
123
Species-area relationship was given by
Alexander von Humboldt
124
The importance of species diversity to the ecosystem was given by
David Tilman
