Practice Plant Breeding Questions and Answers

• A technique of genetic  engineering  in  which  a DNA probe is hybridized with DNA of a species to determine similarities and differences between two D...
• In DNA fingerprinting large quantity of DNA (5-10 mg) is required and markers are ………………………
• Indirect selection of a genetic determinant or determinants of a trait of interest by a marker is done in
• ……………………………… studies are   used   for   identification   of biochemical markers....
• SSRs are randomly repeated mono, di, tri, tetra, penta, and hexa nucleotide motifs. SSRs is another term for ……………….....
• Principle hydrogen producing bacteria is
• A method of asexual propagation in which a stem is made to produce roots while still attached to the parent plant is called
• Which mode of reproduction involves the formation of plants without the fusion of male and female gametes?
• What is the genetic term used to describe mating between individuals related by descent or ancestry?
• Which term describes the condition when the stamens and pistils of hermaphrodite flowers mature at different times, facilitating cross-pollination?
• The term that describes a gene's ability to produce different degrees of the same trait?
• What term is used to describe the phenomenon when a gene influences two or more characters that are not related?
• During which phase of mitosis do chromosomes align along the equatorial plane of the cell?
• Which method is primarily used for genetic improvement in highly heterozygous, asexually propagated species like sugarcane and potato?
• Which tomato variety was developed specifically for prolonged storage and transportation?
• Which mechanism refers to the presence of unisexual flowers on separate plants, as seen in plants like papaya and spinach?
• In a specific flowering plant, the pink flower color is not due to a Mendelian single-gene interaction but rather appears to be due to multiple genes actin...
• Law which is demonstrated by a 3:1 phenotypic ratio in the F2 generation of a monohybrid cross?
• What is the expected phenotypic ratio in the F2 generation of a dihybrid cross according to Mendel’s law?
• Which type of culture is described as growing in a liquid medium that is agitated to facilitate aeration and dissociation of cell clumps?
• In what stage of meiosis are lamp brush chromosomes predominantly observed, and what is their unique feature?
• During anaphase, the significance of sister chromatids separating and moving towards opposite poles is?
• In a breeding program focused on introducing a pest resistance gene into a commercial crop species, what is the most efficient breeding method if the donor...
• Term which refers to the pairing of homologous chromosomes during meiosis and is essential for crossing over?
• Term for the distance on a chromosome that permits one percent recombination (crossing over) between two linked genes is?
• The variation in the restriction DNA fragment lengths between individuals of a species is called:
• The term given to the ability of single cell to divide and produce all the differentiated cell in the organism.
• The term that describes as sharp reduction in a genetic variation in a population following migration to and colonization of new area by a species is calle...
• Number of Nuclei present in a fully developed pollen grain after division of generative cell :
• Reverse transcription was first reported by ……………., who won the noble prize in 1975.
• "Black Spot" disease in roses is caused by which pathogen?
• What term is used to describe a new plant produced through vegetative reproduction?
• What term is used to describe the population that results from the sowing of hybrid seeds?
• Which hormone is primarily responsible for inducing the oestrus or heat period in female animals, a phase of their reproductive cycle characterized by rece...