Golden rice was developed by:
A) GS Khush
B) Yuan Longping
C) Ingo Potrykus
D) None of the above
Flaver Savr Tomato was developed by using:
A) RNAi technology
B) Antisense RNA technology
C) Both A) and B)
D) None of the above
The term clone was first used by:
A) Kasha and Kao
B) Hanning
C) Takebe
D) Webber
High Auxin/cytokinin ratio promotes:
A) Bud formation and fruit development
B) Callus formation and growth of callus
C) Cell proliferation and root differentiation
D) All of the above
What is the role of Vit. ‘B1’ in tissue culture media?
A) Amino acid biosynthesis and carbohydrates metabolism
B) Inhibition of callus formation
C) It has growth regulatory effect
D) All of the above
Chiasmata terminalization is completed during which stage?
A) Diplonema
B) Pachynema
C) Diakinesis
D) Zygonema
During interphase, the sequence of sub-stages is:
A) S, G1, G2
B) G1, S, G2
C) S, G2, G1
D) G1, G2, S
A chromosome with a diffused centromere is called:
A) Telocentric chromosome
B) Metacentric chromosome
C) Holocentric chromosome
D) Polytene chromosome
Who demonstrated that loss of telomere makes chromosome ends unstable?
A) Muller
B) Morgan
C) Stadler
D) Stern
During 1926, inversion was discovered by which of the following?
A) Bridges
B) Belling
C) Sturtevent
D) Morgan
The length of chromosome having deletion is:
A) Shorter than normal
B) Longer than normal
C) Thicker than normal
D) Thinner than normal
‘U’ triangle is associated with:
A) Wheat
B) Cotton
C) Brassica
D) Tobacco
Which of the following is diploid species of Brassica?
A) Brassica carinata
B) Brassica nigra
C) Brassica napus
Somatic chromosome number in Triticum aestivum is:
A) 2n = 2x = 14
B) 2n = 4x = 28
C) 2n = 6x = 42
D) 2n = 3x = 21
The term chromosome was coined by which of the following?
A) Waldeyer
B) Strausberger
C) Wilson
D) Bovery
The individual with two or more different genomes is known as:
A) Auto-polyploids
B) Allopolyploid
C) Monoploid
D) Haploid
Which of the following is not a part of the chromosome?
A) Centromere
B) Spindle fibre
C) Chromomere
D) Telomere
Which will be the shape of chromosome at anaphase for Acrocentric chromosome?
A) V shape
B) J shape
C) Rod shape
D) L shape
Which will be the shape of chromosome at anaphase for Telocentric chromosome?
A) V shape
B) J shape
C) Rod shape
D) L shape
Chromosome map is also known as:
A) Genetic map
B) Linkage map
C) Both A) and B)
D) None of these
Who gave the terms cis and trans for coupling and repulsion phase of linkage?
A) Muller
B) Hutchinson Morgan
C) Haldane
D) None of the above
Ability of a gene to express itself in the individuals carrying that gene in the appropriate genotype is called:
A) Pleiotropy
B) Penetrance
C) Expressivity
D) None of the above
"A" blood group will be produced by the following genotypes:
A) IAIA
B) IAIO
C) Both A) and B)
D) IAIB
Cytoplasmic male sterility is not used in _______ crops:
A) Grain
B) Fruit crop
C) Vegetatively propagated
D) None of the above
Which among the following is not a fur color of Rabbits?
A) Himalayan
B) Asian
C) Agouti
D) Albino

Report Card

Total Questions Attempted: 0

Correct Answers: 0

Wrong Answers: 0

Percentage: 0%