Clonal selection mostly used in the crop

Clonal selection mostly used in the crop
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Clonal selection includes a. Antigen-receptor binding on B cells. b. Antibody secretion recognizing same epitope as on B cell receptors. c. Differentiation of B cells into plasma cells and memory cells. d. All the above (A—C) are correct.

Description : Clonal selection includes a. Antigen-receptor binding on B cells. b. Antibody secretion recognizing same epitope as on B cell receptors. c. Differentiation of B cells into plasma cells and memory cells. d. All the above (A—C) are correct.

Last Answer : d. All the above (A—C) are correct.

Which of the following theory of antibody production is most widely accepted? A- Side chain theory B- Clonal selection theory C- Direct template theory D- Indirect template theory

Description : Which of the following theory of antibody production is most widely accepted? A- Side chain theory B- Clonal selection theory C- Direct template theory D- Indirect template theory

Last Answer : Clonal selection theory

The oldest selection method of crop improvement

Description : The oldest selection method of crop improvement

Last Answer : Ans. Mass selection

Mostly widely used pamphlet size

Description : Mostly widely used pamphlet size

Last Answer : Ans. 12 to 24 pages

A thermal process mostly used for vegetables prior to freezing, drying, or canning in order to soften the texture.

Description : A thermal process mostly used for vegetables prior to freezing, drying, or canning in order to soften the texture.

Last Answer : Ans. Blanching

Juices are mostly preserved by

Description : Juices are mostly preserved by

Last Answer : Ans. Freezing

The types of stomata mostly present on lower surface of leaves

Description : The types of stomata mostly present on lower surface of leaves

Last Answer : Ans. Potato type

Seed viability is mostly tested by use of

Description : Seed viability is mostly tested by use of

Last Answer : Ans. 2, 3, 5-triphenyl tetrazolium chloride

What do you understand by the term ‘Clonal Planting’? -SST 10th

Description : What do you understand by the term ‘Clonal Planting’? -SST 10th

Last Answer : Cuttings are taken from a tea plant known for its special quality and flavour, called the mother plant' and then grown so as to produce tea shrubs. They are first grown in nurseries apd a year ... are about 20 cm high they are transplanted to the main tea garden. This is known as clonal planting.

Clonal planting is the best method for tea propagation. -SST 10th

Description : Clonal planting is the best method for tea propagation. -SST 10th

Last Answer : Cuttings are taken from a tea plant called the ‘mother plant’ known for its better yield, special flavour and quality and then grown so as to produce tea shrubs yielding the same superior quality of tea. So clonal planting is the best method for the tea propagation.

Vaccination is based on the principle of: C A. Agglutination B. Phagocytosis C. Immunological memory D. Clonal deletion

Description : Vaccination is based on the principle of:  C A. Agglutination B. Phagocytosis C. Immunological memory D. Clonal deletion

Last Answer : Immunological memory

In vitro clonal propagation in plants is characterized by (a) PCR and RAPD (b) Northern blotting (c) electrophoresis and HPLC (d) microscopy.

Description : In vitro clonal propagation in plants is characterized by (a) PCR and RAPD (b) Northern blotting (c) electrophoresis and HPLC (d) microscopy.

Last Answer : (a) PCR and RAPD

Immunological tolerance to ―self‖ is established by a. Destruction of self-reactive lymphoid cells. b. Clonal anergy. c. Clonal deletion. d. All the above (A—C) are correct.

Description : Immunological tolerance to ―self‖ is established by a. Destruction of self-reactive lymphoid cells. b. Clonal anergy. c. Clonal deletion. d. All the above (A—C) are correct.

Last Answer : d. All the above (A—C) are correct.

Induction of tolerance mechanism(s) is/are A- Suppression B- clonal deletion C- .clonal anergy D- all of these

Description : Induction of tolerance mechanism(s) is/are A- Suppression B- clonal deletion C- .clonal anergy D- all of these

Last Answer : all of these

Progeny selection is also known as

Description : Progeny selection is also known as

Last Answer : Ans. Ear to row method of selection

A method does not provide opportunity to practice selection for superior plant till F5 generations

Description : A method does not provide opportunity to practice selection for superior plant till F5 generations

Last Answer : Ans. Single seed descent method

Most commonly used method for selection from segregation generations of crosses in self pollinated crops

Description : Most commonly used method for selection from segregation generations of crosses in self pollinated crops

Last Answer : Ans. Pedigree method

Breeding refers to selection procedure in which the segregating population of self pollinated species is grown without selections

Description : Breeding refers to selection procedure in which the segregating population of self pollinated species is grown without selections

Last Answer : Ans. Bulk

Mass selection is always based on

Description : Mass selection is always based on

Last Answer : Ans. Phenotype

Theory of evolution through natural selection was given by

Description : Theory of evolution through natural selection was given by

Last Answer : Ans. C.Darwin and A.R.Wallace (1858)

Assertion : In case of vegetatively propagated crops, pure line selection is not requried. Reason : Hybrid vigour is mostly used in vegetatively propa

Description : Assertion : In case of vegetatively propagated crops, pure line selection is not requried. Reason : Hybrid vigour is mostly used in vegetatively propa

Last Answer : Assertion : In case of vegetatively propagated crops, pure line selection is not requried. Reason : ... D. If both assertion and reason are false

The most appropriate and effective type of crop cultivation in forests

Description : The most appropriate and effective type of crop cultivation in forests

Last Answer : Ans. Intercropping

Crop Production + livestock raising is called

Description : Crop Production + livestock raising is called

Last Answer : Ans. Mixed farming

Crop production and dairy enterprise having

Description : Crop production and dairy enterprise having

Last Answer : Ans. Supplementary relationship

Choose best crop enterprises

Description : Choose best crop enterprises

Last Answer : Ans. Principal of opportunity cost

Only tuber crop, which is rich in protein?

Description : Only tuber crop, which is rich in protein?

Last Answer : Ans. Colocasia

A deep rooted crop is

Description : A deep rooted crop is

Last Answer : Ans. Sweet potato

Which crop is commonly known as Single seeded nut?

Description : Which crop is commonly known as Single seeded nut?

Last Answer : Ans. Litchi

The vegetable crop under approval for Bt. technology

Description : The vegetable crop under approval for Bt. technology

Last Answer : Ans. Brinjal

The seed of a crop variety produced by the breeder which is small in quantity is said to be

Description : The seed of a crop variety produced by the breeder which is small in quantity is said to be

Last Answer : Ans. Nucleus seed

Multiline breeding is exploited widely in the crop

Description : Multiline breeding is exploited widely in the crop

Last Answer : Ans. Wheat

Mendal works on the 7 contrasting characters of crop

Description : Mendal works on the 7 contrasting characters of crop

Last Answer : Ans. Garden pea

A situation in which a crop needs more of a given nutrient yet has shown no deficiency symptoms

Description : A situation in which a crop needs more of a given nutrient yet has shown no deficiency symptoms

Last Answer : Ans. Hidden Hunger

Symbiotic N2 fixing bacteria in leguminous crop.

Description : Symbiotic N2 fixing bacteria in leguminous crop.

Last Answer : Ans. Rhizobium

The crop oilcake, which has highest nitrification rate

Description : The crop oilcake, which has highest nitrification rate

Last Answer : Ans. Groundnut

The green manure crop having both stem and root nodulation

Description : The green manure crop having both stem and root nodulation

Last Answer : Ans. Sesbania rostrata

The most widely used green manure crop

Description : The most widely used green manure crop

Last Answer : Ans. Sunhemp (Crotalaria juncea)

The study of soils in relation to crop growth.

Description : The study of soils in relation to crop growth.

Last Answer : Ans. Edaphology

Which green house gas linked with rice crop?

Description : Which green house gas linked with rice crop?

Last Answer : Ans. Methane (CH4 )

The optimum temperature for better crop production is between

Description : The optimum temperature for better crop production is between

Last Answer : Ans. 18 – 24°C

The crop is one of the major food crops in India and mostly rain-fed. Name the crop. -Geography

Description : The crop is one of the major food crops in India and mostly rain-fed. Name the crop. -Geography

Last Answer : Jowar is a type of millet crop that is one of the major food crops in India, and its cultivation is mostly rain-fed.

Consider the following statements: 1. In India, groundnut crop is raised mostly during the Khartf season under rainfed conditions. 2. In India, tobacco is cultivated only in black cotton soils. Which of the statements given above is/are correct? [IAS 2007] (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

Description : Consider the following statements: 1. In India, groundnut crop is raised mostly during the Khartf season under rainfed conditions. 2. In India, tobacco is cultivated only in black cotton soils. Which of the statements given above is/ ... ] (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

Last Answer : Ans: (a)

Micro propagation is mostly followed in — crop a. Guava b. Mango c. Banana d. Apple

Description : Micro propagation is mostly followed in — crop a. Guava b. Mango c. Banana d. Apple

Last Answer : c. Banana

In plant breeding programmes, the entire collection (of plants/seeds) having all the diverse alleles for all genes in a given crop is called (a) evaluation and selection of parents (b) germplasm collection (c) selection of superior recombinants (d) cross-hybridisation among the selected parents.

Description : In plant breeding programmes, the entire collection (of plants/seeds) having all the diverse alleles for all genes in a given crop is called (a) evaluation and selection of parents (b) germplasm collection (c) selection of superior recombinants (d) cross-hybridisation among the selected parents.

Last Answer : (b) germplasm collection

Which of the following not belong to Post harvest handling of seed crop? A. Seed Selection B. Threshing C. Drying D. Grading

Description : Which of the following not belong to Post harvest handling of seed crop? A. Seed Selection B. Threshing C. Drying D. Grading

Last Answer : A. Seed Selection

A plant breeder: waists to develop a disease resistant variety. What should he do first?(a) Hybridisation (b) Mutation (c) Selection (d) Production of crop

Description : A plant breeder: waists to develop a disease resistant variety. What should he do first?(a) Hybridisation (b) Mutation (c) Selection (d) Production of crop

Last Answer : (c) Selection

Mass pedigree selection method of breeding is useful for improvement of — crop a. Self pollinated b. Cross pollinated c. Both a & b d. None of these

Description : Mass pedigree selection method of breeding is useful for improvement of — crop a. Self pollinated b. Cross pollinated c. Both a & b d. None of these

Last Answer : a. Self pollinated

A plant breeder: waists to develop a disease resistant variety. What should he do first? a) Hybridisation b) Mutation c) Selection d) Production of crop

Description : A plant breeder: waists to develop a disease resistant variety. What should he do first? a) Hybridisation b) Mutation c) Selection d) Production of crop 

Last Answer :  c) Selection