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Q. No.Plants generated through micropropagation are:
1. Somatic hybrids
2. Embryoids
3. Somaclones
4. Explants
Subtopic: Plant Tissue Culture |
77%
From NCERT
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What improved variety of cauliflower is resistant to black rot?
1. Pusa Shubhra
2. Pusa Sadabahar
3. Pusa Gaurav
4. Pusa Sawani
1. Pusa Shubhra
2. Pusa Sadabahar
3. Pusa Gaurav
4. Pusa Sawani
Subtopic: Breeding for Disease Resistance (OLD NCERT) |
84%
From NCERT
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Smooth-leaved and nectar-less cotton does not attract:
1. Jassids
2. Bollworms
3. Stem sawfly
4. Stem borers
1. Jassids
2. Bollworms
3. Stem sawfly
4. Stem borers
Subtopic: Insect & Pest Resistance (OLD NCERT) |
80%
From NCERT
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You want to set up a dairy farm. Which of the following is the most important step?
1. Selection of good breeds
2. Cleanliness and hygiene
3. Processes should be mechanised
4. Employing a veterinary doctor
1. Selection of good breeds
2. Cleanliness and hygiene
3. Processes should be mechanised
4. Employing a veterinary doctor
Subtopic: Animal Husbandry (OLD NCERT) |
87%
From NCERT
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Out-cross is very important in animal breeding programs because:
| I: | It is the best method for animals that are below average in productivity in milk production, growth rate of beef cattle etc. |
| II: | A single outcross often helps to overcome inbreeding depression. |
| 1. | Only I is correct |
| 2. | Only II is correct |
| 3. | Both I and II are correct |
| 4. | Both I and II are incorrect |
Subtopic: Animal Husbandry (OLD NCERT) |
88%
From NCERT
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Match each item in Column I with one in Column II and select the correct match from the codes given:
Codes:
| COLUMN I | COLUMN II | ||
| A | Apiculture | P | Maintenance of hives of honeybees |
| B | Sericulture | Q | Cultivation of silkworms to produce silk |
| C | Aquaculture | R | Breeding, raising, and harvesting fish, shellfish and aquatic plants. |
| D | Floriculture | S | Cultivation of flowering and ornamental plants for gardens and for floristry |
Codes:
| A | B | C | D | |
| 1. | P | Q | R | S |
| 2. | Q | P | S | R |
| 3. | R | S | Q | P |
| 4. | S | R | P | Q |
Subtopic: Animal Husbandry (OLD NCERT) |
93%
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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
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
Subtopic: Insect & Pest Resistance (OLD NCERT) |
78%
From NCERT
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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
Subtopic: Plant Breeding & Its Steps (OLD NCERT) |
72%
From NCERT
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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 |
Subtopic: Animal Husbandry (OLD NCERT) |
92%
From NCERT
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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 |
Subtopic: Breeding for Disease Resistance (OLD NCERT) |
68%
From NCERT
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