Q.1
Emasculation of flower is carried out through removal of ... [ BHU 2002]
  • a) Entire organism
  • b) Anthers
  • c) Sepals and petals
  • d) Stigma
Q.2
Which one is not a marine fish? ..[ MHTCET 2008]
  • a) Pomfret
  • b) Mackerel
  • c) Catla
  • d) Sardine
Q.3
Super-ovulation and embryo transplantation are meant for improving ... [ JKMCEE 1994]
  • a) Human race
  • b) Livestock
  • c) Plants
  • d) Poultry
Q.4
Read statements (a-d). How many of them are wrong ... [ CBSE 2012] a) Colostrum is recommended for new born as it is rich in antigens b) Chikungunya is caused by Gram (-) bacterium c) Tissue culture is useful in obtaining virus free plants d) Beer is obtained by distillation of fermented grape juice
  • a) Four
  • b) Three
  • c) Two
  • d) One
Q.5
Hybrid of Potato and Tomato is ... [ DPMT 1996]
  • a) Pomato
  • b) Tomapo
  • c) Potamato
  • d) None of the above
Q.6
Which is not necessary for obtaining protoplasts for somatic hybridization ....
  • a) Primase
  • b) Cellulase
  • c) Pectinase
  • d) Both a and c
Q.7
Jatropha is a ... [ Wardha 2011]
  • a) Biodiesel crop
  • b) Biopetrol crop
  • c) Fibre crop
  • d) Food crop
Q.8
Anther culture/androgenesis is used to produce ... [ MHTCET 2011]
  • a) Male plants
  • b) Sterile plants
  • c) Haploids
  • d) All the above
Q.9
Which is incorrectly matched .... ] kerala 2007]
  • a) Explant → Excised plant part used for callus formation
  • b) Cytokinins → Root initiation in callus
  • c) Somatic embryo → Embryo produced from a vegetative cell
  • d) Anther culture - Haploid plants
Q.10
Petro-crops are plants ... [ Pb. PMT 1998]
  • a) Used in refining crude oil
  • b) Whose fossil remains formed crud oil
  • c) Grown near oil fields
  • d) From which petrol-like fuels can derived
Q.11
Haploid from anther were first obtained from ... [ CPMT 2005]
  • a) Gossypium
  • b) Datura
  • c) Brassica
  • d) Nicotiana
Q.12
Callus is not produced in ... [ MHTCET 2010]
  • a) Sexual reproduction
  • b) Suspension culture
  • c) Wound
  • d) Tissue culture
Q.13
ia's wheat yield revolution of 1960s was possible primarily due to ... [ CBSE 2004]
  • a) Hybrid seeds
  • b) Mutations resulting in plant height reduction
  • c) Increased chlorophyll content
  • d) Quantitative trait mutation
Q.14
Which statement about breeding is wrong ... ..[ Kerala 2012]
  • a) A single outcross often helps to overcome inbreeding depression
  • b) By inbreeding pure lines cannot be involved
  • c) Cross breeding allows desirable qualities of two different breeds to be combined
  • d) Continued inbreeding reduces fertility and productivity
Q.15
Biogas contains ... [ MHTCET 2002]
  • a) CH4 + CO + CO2
  • b) CH4 + CO2 + H2
  • c) CO + CO2 + H2
  • d) CO + CO2 + NO2
Q.16
Which is the best breeding method for animals that are below average in productivity in milk production? [ HPPMT 2010]
  • a) Interspecific hybridization
  • b) Cross breeding
  • c) Out breeding
  • d) Out crossing
Q.17
Inland fisheries are ... [ MPPMT 1997]
  • a) Oil extraction from fish
  • b) Capturing fishes from sea coast
  • c) Deep fishing
  • d) Rising and capturing fishes in fresh water
Q.18
Select the correct statements out of (a-d) ... [ CBSE 2012] a) Single celled Spirulina can produce large quantities of food rich in protein, minerals and vitamins b) Body weight-wise the microorganism Methylophilus methylotrophus produces several times more protein than a cow per day c) Button Mushroom is a rich source of vitamin C d) A rice variety has been developed which is every rich in calcium
  • a) c and d
  • b) a, c and d
  • c) b, c and d
  • d) a and b
Q.19
Which one is a step in processing Kipps and buffs
  • a) Deliming
  • b) Casting
  • c) Digesting
  • d) Reeling
Q.20
Development of shoot and root in tissue culture is determined by ... ...[ AIIMS 1997]
  • a) Cytokinin and auxin ration
  • b) Plant nutrients
  • c) Enzyme
  • d) Temperature
Q.21
Differentiation of shoot in tissue culture is controlled by ..... [ CBSE 2003]
  • a) High auxin : cytokinin ratio
  • b) High cytokinin : auxin ratio
  • c) High gibberellin : auxin ratio
  • d) High gibberellin : cytokinin ratio
Q.22
Krishna/Ratna and 'Jaya' are varieties of ,,, [ CBSE 2011]
  • a) Maize
  • b) Rice
  • c) Wheat
  • d) Barley
Q.23
Who showed that certain plants can function as a source of hydrocarbons ... [ MHTCET 2003]
  • a) Melvin Calvin
  • b) Hans Krebs
  • c) Robert Brown
  • d) John Priestley
Q.24
A semi-dwarf variety of Wheat is ... [ H.P.PMT 2012]
  • a) Sonalika
  • b) IR-8
  • c) Triticum
  • d) Saccharum
Q.25
Assertion: Fish meal is a rich source of protein for cattle and poultry Reason: Fish meal is produced from non edible parts of fish like fins and tails
  • a) Both are true with reason being is not correct explanation
  • b) Both are true but reason is not correct explanation
  • c) Assertion is true but reason is wrong
  • d) Both are wrong
Q.26
Callus is ... [ Wardha 2005]
  • a) Plant hormone
  • b) Root formation in culture media
  • c) Plant byproduct
  • d) Undifferentiated mass of tissue
Q.27
Methanogens growing anaerobically on cellulosic material produce I. methane II. oxygen III. carbon dioxide IV. hydrogen ...[AMU 2009]
  • a) I, IV
  • b) I, II, IV
  • c) I, III, IV
  • d) I
Q.28
'Himgiri' a variety of Wheat is resistant to .... [ HPPMT 2011]
  • a) Bacterial blight
  • b) White rust
  • c) Mosaic rust
  • d) Leaf and stripe rust
Q.29
Majority of improved India Rice varieties have arisen from a cross between ... [ Bih PMT 1989]
  • a) Oryza sativa indica × Oryza nivara
  • b) Oryza sativa indica × O. sativa japonica
  • c) O. sativa japonica × O. nivara
  • d) O.rufipogon × O.nivara
Q.30
Heterosis is ... [ DPMT 2002]
  • a) Hybrid inviability
  • b) Hybrid sterility
  • c) Hybrid incompatibility
  • d) Hybrid vigour
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