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Q. No.Pusa Sawani and Pusa A-4 are improved varieties of:
1. Okra [Bhindi] and are resistant to fruit and shoot borer
2. Flat bean and are resistant to Jassids and Aphids
3. Cow pea and are resistant to bacterial blight
4. Wheat and are resistant to hill bunt
77%
Level 2: 60%+
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The success of improving a crop by plant breeding largely depends on:
1. Effective germplasm collection
2. Somatic hybridization
3. Somaclonal variations
4. Induced mutations
1. Effective germplasm collection
2. Somatic hybridization
3. Somaclonal variations
4. Induced mutations
72%
Level 2: 60%+
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Cross-breeding has resulted in the creation of a new breed of sheep called:
| 1. | Leghorn |
| 2. | Hisardale |
| 3. | Jersey |
| 4. | Herman |
92%
Level 1: 80%+
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Identify the incorrectly matched pair:
| 1. | Mung bean | Resistance to powdery mildew transferred from a wild species |
| 2. | Atlas 66 | Protein enriched wheat |
| 3. | Golden rice | Vitamin A enriched rice |
| 4. | Pusa sadabahar | Chilli variety resistant to chilli mosaic virus |
68%
Level 2: 60%+
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Which of the following is incorrect regarding out-crossing in animal breeding?
1. It is the practice of mating of animals within the same breed, but having no common ancestors on either side of their pedigree up to 4-6 generations
2. It is the best breeding method for animals that are below average in productivity in milk production and growth rate etc.
3. It can overcome inbreeding depression
4. It was employed for producing a new breed of sheep called Hisardale
1. It is the practice of mating of animals within the same breed, but having no common ancestors on either side of their pedigree up to 4-6 generations
2. It is the best breeding method for animals that are below average in productivity in milk production and growth rate etc.
3. It can overcome inbreeding depression
4. It was employed for producing a new breed of sheep called Hisardale
77%
Level 2: 60%+
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Identify the incorrectly matched pair:
| 1. | Golden rice | Vitamin A enriched |
| 2. | Parbhani kranti | Resitance to yellow mosaic virus transferred from a wild species |
| 3. | Jaya and Ratna | Semi-dwarf rice varieties |
| 4. | Sonalika and kalyan Sona | Varieties of sugarcane grown in south India |
88%
Level 1: 80%+
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If you want to generate virus-free plant through micropropagation [plant tissue culture], the explant you should use is:
1. Meristem
2. Embryo
3. Anther
4. Ovule
1. Meristem
2. Embryo
3. Anther
4. Ovule
Subtopic: Plant Tissue Culture |
93%
Level 1: 80%+
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Identify the incorrect statement:
| 1. | Somatic hybridization has been used to produce pomato though it is not used commercially |
| 2. | Methylophilus methylotropus [bacterium] and Spirullina [blue-green algae] are sources of single cell protein |
| 3. | Plant cells do not show cellular totipotency and hence cannot be cultured |
| 4. | Gamma radiations are used to induce mutations in plants |
Subtopic: Plant Tissue Culture |
88%
Level 1: 80%+
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Which scientist, given in Column I, is not correctly matched with the contribution given in Column II?
| Column I | Column II | |
| 1. | Norman Borlaug | Blue revolution |
| 2. | Florey and Chain | Established penicillin for commercial use |
| 3. | Cohen and Boyer | Recombinant DNA technology |
| 4. | Fred Sanger | Human genome sequencing |
81%
Level 1: 80%+
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In Multiple Ovulation Embryo Transfer Technology [MOET] for animal breeding:
I. FSH like drug is used to induce super-ovulation
II. The fertilized eggs at 8 – 32 cells stage are transferred to genetic mother
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
I. FSH like drug is used to induce super-ovulation
II. The fertilized eggs at 8 – 32 cells stage are transferred to genetic mother
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
56%
Level 3: 35%-60%
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