Q: Briefly describe various steps involved in the development of improved varieties of crop?
A: Crops include plants or plant products that can be grown and harvested for profit or subsistence.…
Q: If a hybrid corn is planted in a poor soil, will it hybrid characteristics still exhibit? why?
A: A hybrid plant is the result of cross-pollinating two different plant varieties and growing the seed…
Q: Explain the reason behind the color Dark green-dark brown result in Benedict's test in leaves
A: * Glucose is a monossacharide with aldehyde that produces alcohol. * Glucose forms as a result of…
Q: For what the genetically modified brinjal has been developed in india?
A: The genetically modified brinjal has been developed in India for giving resistance against…
Q: Why was hybridization carried out between species of Sugarcane in North India & that grown in…
A: Plant breeding is the science of changing the traits of plants in order to produce desired…
Q: What are the methods used for testing phenolics in plants?
A: Phenolic compounds are the phytochemicals that are found in all plants. It consists of simple…
Q: Define predication. Give some example of predication.
A: Biologists explain the natural phenomenon through various predictions, tests, and observations.…
Q: Give one difference between a hybrid and a somatic hybrid.
A: A somatic hybrid is made from somatic cells whereas a hybrid is the result of fusion of gametes.…
Q: Why is it so expensive to produce a hybrid plant seed?
A: Hybrid plants are produced when plant breeders intentionally cross-pollinate the two different…
Q: Why is it impossible to cross a green and an albino plant?
A: Albinism is a result of genetic aberration that causes lack of pigments. In animals due to albinism,…
Q: What are the advantages of breeding for disease-resistance in plants?
A: Plants resistant to disease are protected from any pathogen attack and it depends on plant genetic…
Q: What is the phenotype of the hybridization of Brassica campestris and Brassica nigra in brief…
A: Brassica is a plant genus that includes cabbage and mustard plants (Brassicaceae). Informally,…
Q: What are millets in plant breeding?
A: Milletes are small seeded crops such as pearl,ragi, sorghum. they are said to be rich in mineras and…
Q: What are pure bred strains, P1 , F1 and F2 generations?
A: The pure breeding lines were used as the parental generation (P) in the crosses conducted by Mendel.…
Q: What are main step in breeding a new genetic variety of crop?
A: Crop breeding is carried out to generate new and improved varieties of crops by altering the genetic…
Q: How Monoploid Plants Are Useful to Plant Breeders?
A: Ploidy is the number of copies of homologous chromosomes in the genome of an individual. If the…
Q: What arre the function of wheat and rice in plant breeding?
A: Plant Breeding is a technique to produce new varieties of plants that are superior to their parents.…
Q: What are glyphosate resistant crops?
A: Glyphosate is an ingredient of an herbicide called Roundup. The herbicide is not affective against…
Q: Name two better yielding varieties of rice developed in India?
A: In India, Rice production is essential for the national economy. India produces world’s largest…
Q: Who developed hybrid corn in the United States?
A: A hybrid plant is the result of cross pollinating two different plant varieties and growing the seed…
Q: What is the Size variation between domesticated tomatoes and their wild relatives?
A: Artificial or selective breeding is a technique through which the crop varieties are improved to…
Q: What are the procedures for seed certification used in Pakistan?
A: Certification of seeds has the goal of seed certification is to ensure that high-quality seeds and…
Q: What is meant by purebred strains of plants?
A: Purebred stain means an organism always transfer a particular phenotypic characteristic to the…
Q: Using monoploid plants to select for herbicide resistance?
A: Plants are autotrophs. They are called so because they are not dependent on other organisms and can…
Q: What is breeding resistant for plant cultivars? Explain
A: The main aim of plant breeding is to produce crops and seeds with traits like better yield, disease…
Q: What are the function of mutation in plant breeding?
A: Mutation means sudden changes occur in DNA sequences. The mutation occurs randomly. It also occurs…
Q: Explain the role of plants breeding for disease resisence?
A: Plant breeding involves the use of various techniques for the production of the new crop varieties…
Q: Is also resistant to d following individuals from the current year's crop: Individual A-Yield: 179…
A: Drought is one of every of the most important abiotic stresses that have an effect on rice…
Q: Multiple Choice Which of the following genetic engineering techniques is used to develop…
A: The correct option is . B - Transgenic breeding
Q: With which trait golden rice is a transgenic crop of the future?
A: In the genetically modified crops, the DNA of plants is modified by using methods of genetic…
Q: How does a reducing agent work? Give an example of areducing agent.
A: Reducing agent ( reducer) is basically an element or compound which loses (or in other words…
Q: Name any five hybrid varieties of crop plants which have been developedin India.
A: The process of “producing hybrid” plants or crops is called hybridization. This method has been…
Q: What is the backgroud study about the eksotika malaysia papaya and its relation to genetic…
A: Carica papaya L., commonly known as papaya, papaw or pawpaw (in Australia), and Mamao (in Brazil),…
Q: Why are interspecies hybrids usually sterile? How can the sterility of interspecies hybrids be…
A: Why are interspecies hybrids usually sterile? ANSWER:- Interspecies hybrids are usually sterile…
Q: How rbcL gene distinguish between Japonica cultivars and Indica cultivars?
A: Ribulose-bisphosphate carboxylase (rbcL) gene is found inside the chloroplasts of photosynthetic…
Q: Which are two types of yellow peas?
A: Yellow and green split peas have a comparative healthful substance and cooking time, yet yellow peas…
Q: What is cross-breeding of plants?
A: Animals and plants reproduce by mating and producing offspring.Plant breeding is the process of…
Q: The aim of a research project is to produce a hybrid plant having resistance to disease. The disease…
A: Tissue culture is a technique in which small tissue pieces or organs are removed from a donor plant…
Q: How do positive and negative selection techniques contribute to the development of GM crops?
A: GM crops are the crops that are modified genetically. Positive and negative selection techniques are…
Q: What is bagging technique? How is it useful in a plant breedingprogramme?
A: Artificial hybridization is a technique where only desired pollen are introduced to the stigma…
Q: What does a sub-cause represent
A: Causes can be defined as the factors or the events that are responsible directly or indirectly to…
Q: The technique used to obtain variety with high yield and other desirable characteristics is…
A: Hi, Thanks For Your Question. Answer : Correct Option Is A (Hybridization). Explanation : The…
Q: Would the mutant strain have an advantage over the wild- type strain? Explain your answer
A: A mutation is a permanent change in the DNA of a cell such that the sequence deviates from what is…
Q: What then would be the phenotype of plant that had a genotype Tt?
A: Step 1 Phenotype is an observable external manifestation of morphological or physiological…
Q: Of the approximately 200 GM crop varieties that have been developed, only a few are widely used.…
A: GM crops are genetically modified crops.
Q: An auxotrophic mutant
A:
Q: What is bagging technique? How is it useful in a plant breeding programme?
A: Bagging technique - B Bagging is the process of covering emasculated flowers with butter paper or…
Q: . In the designation of wheat genomes, how many chromosomes are represented by the letter B?
A: The cell is the most fundamental functional unit of life. Eukaryotic cells have a nucleus,…
What is the breeding for resistant plant cultivars.Explain
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