(Agriculture MCQ)
#The microbes play an important role in the catalytic complicated chemical reactions of
(a)Wine productions
(b) Fermentation
(c) Dairy product
(d) All of the above
#Which among the following contain only one type of nucleic acid?
(a) Bacteria
(b) Virus
(c) Dead virus
(d) All
#The plant virus was first isolated in crystalline form
(a) TMV
(b) Baceriophages
(c) Cyanophages
(d) HIV
#The molecular scissors use3d to cut DNA into specific genes of interest are called
(a) Exonucleases
(b) Restriction endonucleases
(c) Ligases
(d) Polymerases
#The quickest way to produce homozygous breeding lines from heterozygous parents is through:
(a) Half-seed technique
(b) doubled haploids
(c) Introgression
(d) Aneuploidy
(Agriculture MCQ)
#Which of the following organelle lack membrane?
(a) Mitochondria
(b) Ribosomes
(c) Microtubules
(d) Peroxisomes
#Virions are
(a) DNA viruses
(b) RNA viruses
(c) Naked DNA viruses
(d) Naked RNA viruses
#DNA is present in
(a) Nucleus
(b) Mitochondria
(c) Chloroplast
(d) All of the above
#DNA replication occur in which stage of cell division?
(a) G1 phase
(b) G2 phase
(c) S phase
(d) M phase
#Bt cotton is resistant to bollworm, it is due to
(a) Bt is repellent to bollworm
(b) Bt is contact poison for bollworm
(c) Bt is stomach poison; it changes the permeability of stomach due to generation of pores in alkaline environment of stomach
(d) Bt is causing death due to asphagsiation of insect
#Bacterial genes lack
(a) Exons
(b) Introns
(c) Prometers
(d) Operator
(Agriculture MCQ)
#The terminal codons are
(a) AUG, GUG, GUC
(b) UAG, UAA, AGA
(c) UAA, UAC, AUG
(d) UAA, UAG, UUA
#Which sequence in case of eukaryotes is important for mRNA tailing?
(a) GAGAGA
(b) GAATTC
(c) UACGAC
(d) UACUAAC
#Transfer of genes (gene flow) in between different species is known as
(a) Vertical gene flow
(b) Horizontal gene flow
(c) Lateral gene flow
(d) Side gene flow
(Agriculture MCQ)
#Most commonly used organism in SCP is
(a) Bacillus
(b) E. coli
(c) Spirulina
(d) Pseudomonas
#The bond between sugar and nitrogenous base in case of DNA is known as
(a) Gycosidic bond
(b) Phosphodiester bond
(c) H-bond
(d) Peptide bond
#Which of the following amino acid participate in urea cycle?
(a) Argininie
(b) Lysine
(c) Tryptophan
(d) Histidine
(Agriculture MCQ)
#The techniques to clone the first gene were developed in
(a) 1972
(b) 1987
(c) 1976
(d) 1977
#Biosensers are used as
(a) Purified enzymes
(b) Antibodies
(c) Whole microbial cells
(d) Any of the above
#Which enzyme plays important role in reverse transcription?
(a) DNA polymerase
(b) RNA polymerase
(c) Reverse transcriptase
(d) Ribonuclease
(Agriculture MCQ)
#Fresh water prawns yield eggs at
(a) 100 nos./g
(b) 500 nos./g
(c) 1000 nos./g
(d) 5000 nos./g
#The inland fish production is almost how much % of total fish production in India
(a) Over 50%
(b) 30%
(c) 20%
(d) 40%
(Agriculture MCQ)
#Minamata Bay diseases in Japan happened due to
(a) Methyl Mercury
(b) Cadmium poisoning
(c) Hydrochloric acid
(d) Methyl isocyanides
#Indian hill trout is
(a) Schizothorax
(b) Rohu
(c) Marieus bola
(d) Catla
#For spawing of 1 Kg of carp, how much water is required in hatchery
(a) 1 m3
(b) 10 m3
(c) 50 m3
(d) 80 m3
#Larvae of fresh water mussle (L. marginalis) is
(a) Tocophor
(b) Pedivelligen
(c) Glochidium
(d) Spat
(Agriculture MCQ)
#Widely distributed and cultured fish species in world is
(a) Silver carp
(b) Grass carp
(c) Common carp
(d) L. rohita
#Central Institute of Fresh water Aquaculture is located at
(a) W.B
(b) Bihar
(c) M.P.
(d) Bihar
#The main causative agent of Epizootic Ulcerative Syndorme (EVS) is
(a) Aphanomyces invadens
(b) A. hydrophilla
(c) Pseudomonas maxima
(d) Myxobolus cyprinid
(Agriculture MCQ)
#Species contributimg largest to fish catch in India
(a) Indian mackerel
(b) Sardin
(c) Bombay duck
(d) Tuna
(Agriculture MCQ)
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