Genetics — Agri Master Mind
Who coined the term genetics?
- T.H. Morgan
- Hugo de Vries
- W.L. Johannsen
- W. Bateson
Which of following scientist(s) founded the Journal of Genetics ?
- Mendel
- Bateson and Punnett
- Hugo de Veries and Tschermak
- Watson and Crick
Which of the following organisms is regarded as the 'queen of genetics'?
- Pisum sativum
- Drosophila persimilis
- Drosophila melanogaster
- Arabidopsis thaliana
Who said, man is becoming Brahma since modern genetics is helping to acquire the capacity for creation ?
- M.S. Swaminathan
- J.D. Watson
- T.S. Venkataraman
- H.G. Khorana
Which of the following has been nicknamed as Drosophila of plant kingdom'?
- Pea
- Arabidopsis thaliana
- Tobacco
- Brassica napus
DNAs present in mitochondria and chloroplasts are involved in which of the following?
- Mendelian inheritance
- Non-Mendelian inheritance
- Zig-zag inheritance
- Criss-cross inheritance
Which of the following is called natural genetic engineer?
- Agrobacterium
- Humans
- Azotobactor
- Rhizobium
Which of the following is the main function of chromosomes ?
- To control the activity of cell.
- To transmit genetic material from one generation to the next generation.
- To protect the genetic material.
- All of the above
Which of the following produces pseudo- dominance ?
- Deletion
- Duplication
- Inversion
- Translocation
The hypothesis of inheritance of acquired characters was disproved by which of the following?
- Darwin
- Bateson
- Weismann
- Mendel
Which of the following replaced the theory pangenesis?
- Blending inheritance
- Epigenesis
- Germplasm theory
- Natural selection
The germplasm theory was proposed by which of the following?
- Mendel
- Weismann
- Hugo de Veries
- Darwin
The abbreviation OMIM stands for which of the following?
- Online Mendelian inheritance in monkey
- Online Mendelian inheritance in mouse
- Online Mendelian inheritance in mango
- Online Mendelian inheritance in man.
Credit for the concept of epigenesis goes to which of the following?
- Wolff
- Aristotle
- Lamarck
- Swamnerdam
Which of the following is the most appropriate description of genetic death?
- Death before reproductive age
- Death due to a genetic disease
- Inability to reproduce
- Both (a) and (b)
Which of the following is not correct about sex-influenced traits?
- They are expressed in higher frequency in one sex in comparison to that in the other.
- (b) Genes responsible for sex-influenced traits are located in autosomes.
- Expression of sex-influenced traits is governed by sex hormones.
- Haemophilia is an example of sex influenced trait
Which of the following is not correct about the classical concept of gene?
- Genes are located in chromosomes.
- Genes may show intragenic recombination.
- Gene is the functional unit that governs the development of a single character of an individual.
- Gene is the unit of mutation.
Which of the following is not correct about sex-limited traits?
- Sex-limited traits are expressed in one of the two sexes
- Genes for sex-limited traits are located in the sex chromosome.
- It includes the secondary sex characters
- Milk production in cattle is an example of a sex-limited trait.
Which of the following is the controlling centre of a cell?
- Nucleus
- Chloroplast
- Nucleolus
- Mitochondria
Our genome sequence is more than 98% similar to that of which of the following?
- Mouse
- Lion
- Chimpanzee
- Goat
Who is the father of Drosophila?
- Sutton and boveri
- Mendel
- T. H. Morgan
- W. Bateson
Which of the following is discovered Sex chromosomes?
- W. Bateson
- Sutton and boveri
- T. H. Morgan
- Mc Clung
Which of the following constitutes surrogate genetics?
- Animal cloning used for genetic analysis.
- Genetic principles from one organism extended to others.
- Function of a DNA sequence is analysed in an in vitro system
- Function of a DNA sequence from one organism is analysed in another organism.
Who coined the term gene?
- T. H. Morgan
- Hugo de Vries
- W. Bateson
- Johannsen