Plant Genetic One Liner
Agriculture Question & Answer
Plant Breeding & Genetics one liner questions with answers for agriculture competitive exams like ICAR JRF, IBPS AFO, RPSC Agriculture, BHU, and CUET. Quick revision notes, MCQs, and short questions for exam preparation.
| Question | Answer | |
| 1 | Continuous inbreeding (Selfing) leads? | Homozygosity |
| 2 | X-rays as mutagen was 1st used by? | Mullar |
| 3 | Which organelle of cell is known as engine of cell? | Ribosome |
| 4 | Which organelle of cell is known as suicidal bag of cell? | Lysosome |
| 5 | Longest phase of mitosis? | Prophase |
| 6 | The accepted theory of Mendal was? | Law of Segregation |
| 7 | The ‘father of modern genetics’? | Gregor John Mendal |
| 8 | Sugarcane, Cotton and Brassica are? | Autopolyploids |
| 9 | The cultivated banana is a? | Autotriploid |
| 10 |
Potato is a?
|
Autotetraploid |
| 11 | B. compestris x B. nigra | B. compestris x B. nigra |
| 12 | Brassica nigra was evolved from? | B. compestris x B. oleracia |
| 13 | Sudden heritable change in any characteristics of an organism? | Mutation |
| 14 | The unit in which mutation occurs? | Muton |
| 15 | Chemical or physical agent which greatly enhances the frequency of mutation? | Mutagen |
| Question | Answer | |
| 16 | Progeny selection is also known as? | Ear to row method of selection |
| 17 | Phenotypic ratio of Monocross hybrid? | 3:1 |
| 18 | Phenotypic ratio of Dicross hybrid? | 9:3:3:1 |
| 19 | Hybrid variety was first exploited in? | Maize |
| 20 | Which is known as functional unit of life? | Cell |
| 21 | A method of breeding is not appropriate for cross pollinated crops? | Pure line selection |
| 22 | Which plastid of cell is responsible for storage of starch and fat in plants? | Leucoplast |
| 23 | When female matures before male? | Protogyny |
| 24 | Brassica juncia was evolved from? | B.compestris x B.nigra |
| 25 | Composite variety is developed by? | Cross pollination |
| 26 | A mechanism of self pollination in which flowers open but only after pollination has take place? | Chasmogamy |
| 27 | Pollination and fertilization occurs before opening of flower is termed as? | Cleistogamy |
| 28 | When male and female flowers of a hermaphrodite flower matures at different time? | Dichogamy |
| 29 |
Pollen from a flower of one plant falls on the stigmas of other flowers of the same plant?
|
Geitonogamy |
| 30 | Intra-specific hybridization is a crossed between? | Two plant of different varieties |
Plant Genetic One Liner
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Sir please provide one liners for genetics and plant breeding