Q.1
Cellular totipotency was first demonstrated by .... [ W.B. 2009]
  • a) T. Schwann
  • b) Robert Hooke
  • c) F.C. Steward
  • d) A. V. Leeuwenhoek
Q.2
The desired varieties of economically useful crops are raised by ... [ AMU 1998]
  • a) Mutation
  • b) vernalization
  • c) Natural selection
  • d) Hybridization
Q.3
Identify the edible fresh water teleost ... [ KCET 2001]
  • a) Catla catla
  • b) Hilsa ilisha
  • c) Rays and skates
  • d) Sharks
Q.4
An exotic breed is ....
  • a) Aseel
  • b) Ghagus
  • c) Cornish
  • d) Basra
Q.5
Picking up plants with superior phenotype for further propagation is ...
  • a) Introduction
  • b) Pure line selection
  • c) Mass selection
  • d) Hybrid vigour
Q.6
Branch of biology dealing with improvement of plant variety is ... [ Bih PMT 2006]
  • a) Serendipity
  • b) Plant breeding
  • c) Eugenics
  • d) Agrology
Q.7
In tissue/ bacterial culture glassware and nutrients are sterilised through .... [ AIIMS 1996]
  • a) Water bath at 200°C
  • b) Dry air oven at 200°C
  • c) Dehumidifier
  • d) Autoclave
Q.8
Pyrolysis of wood occurs in ... [ MHTCET 2002]
  • a) Presence of air
  • b) Absence of air
  • c) Limited supply of air
  • d) Both b and c
Q.9
Assertion: In plant tissue culture, somatic embryos can be induced from any plant cell Reason: Any viable plant cell can differentiate into somatic embryo
  • a) Both are true with reason being not correct explanation
  • b) Assertion true but reason is not correct explanation
  • c) Assertion true but reason wrong
  • d) Both wrong
Q.10
Best milch breed of cattle is ... [ KCET 2006]
  • a) Red Sindhi
  • b) Deoni
  • c) Holstein - Friesian
  • d) Sahiwal
Q.11
Crop improvement is possible through ... [WB 2009]
  • a) Introduction
  • b) Selection
  • c) Judicious combination of selection, introduction and hybridization
  • d) Scientific improvement of cultivated plants
Q.12
Choose the pathogens of poultry .... a) Yersinia pestis b) Borrelia c) Odium albicans d) Mycobacterium leprae e) Haemophilus gallinarum
  • a) d, e
  • b) b, d
  • c) c, e
  • d) a, d
Q.13
Hen's eggs contain two types of yolk. They are ... [ KCET 1991]
  • a) Yellow and white
  • b) Red and white
  • c) Yellow and brown
  • d) Yellow and red
Q.14
Grains of major cereals and millets lack amino acids ...
  • a) Methionine and cysteine
  • b) Methionine and lysine
  • c) Tryptophan and cysteine
  • d) Lysine and tryptophan
Q.15
Which one is not petrocrop? ...[ MHTCET 2001]
  • a) Euphorbia lathyris
  • b) Helianthus annuus
  • c) Jatropha
  • d) Hardwickia binata
Q.16
Which part is most suitable for raising virus free plants in micropropagation ... [ CBSE 2012]
  • a) Bark
  • b) Meristem
  • c) Node
  • d) Vascular tissue
Q.17
Pulses usually lack amino acids
  • a) Methionine and tryptophan
  • b) Cysteine and tryptophan
  • c) Cysteine and methionine
  • d) methionine
Q.18
Best aquarium is located at ... [ MPPMT 1996]
  • a) Vishakhapatnam
  • b) Z.S.I. Calcutta
  • c) Tarapur, Mumbai
  • d) Chennai
Q.19
Bacterial leaf blight of Rice is caused by .... [ CBSE 2008]
  • a) Pseudomonas
  • b) Alternaria
  • c) Xanthomonas
  • d) Erwinia
Q.20
Quarantine regulation is meant for .... [ AFMC 1998]
  • a) Preventing entry of diseased plants/ Pathogen/wild plants in the country
  • b) Growing fruit trees in all the states
  • c) Promoting dry farming
  • d) Spraying diseased plants with insecticides
Q.21
Babesia bigemina causes ... [ kerala 2009]
  • a) Rinderpest
  • b) Tick fever
  • c) Anthrax
  • d) Diarrhoea
Q.22
Pusa Komal variety of cow pea is resistant to disease ... [ AMU 2012]
  • a) White rust
  • b) Leaf cirl
  • c) Bacterial blight
  • d) Hill bunt
Q.23
Producer gas differs from biogas in having .... [ MHTCET 2004]
  • a) Methane
  • b) Carbon monoxide
  • c) CO2
  • d) Formed by fermentation
Q.24
'Norin gene' of dwarfness in Wheat originated through spontaneous mutation in .... [ JIPMER 2000]
  • a) USSR
  • b) India
  • c) Japan
  • d) Mexico
Q.25
Group of bacteria used in biogas production is ... [ JIPMER 2000]
  • a) Eubacteria
  • b) Methanogens
  • c) Methanotrophs
  • d) Organotrophs
Q.26
Blue revolution is related to ... [ HPPMT 2011]
  • a) Apiculture
  • b) Crop rotation
  • c) Fish production
  • d) Milk production
Q.27
Gelatin, a very important raw material for preparation of photographic emulsion, is by-product of ... [ KCET 1998]
  • a) Chicken
  • b) Fish
  • c) Cattle
  • d) Forest
Q.28
Axenic culture is ... [ Pb PMT 2005]
  • a) Pure culture without any contamination
  • b) Pure culture without any nutrient
  • c) Culture of a tissue
  • d) Culture of gene
Q.29
Select the group having only buffalo breeds ... [ KCET 2012]
  • a) Nagori, Haryana, Ongole, Sindhi
  • b) Mehasana, Murrah, Nagori, Haryana
  • c) Murrah, Nagpurim Hrayana, Ongole
  • d) Surti, Mehsana, Murrah, Nagori
Q.30
Androgenic haploids were produced from anther culture for the first time by ... [ kerala 2001]
  • a) Sutton and Boveri
  • b) Bateson
  • c) Guha and Maheshwari
  • d) Nina
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