NEET Botany
Somatic Hybridization
Low Priority
Consistency: 15%
Weightage: 3 / 20 Yrs
High-Yield Trend
1
2013 1
2007 2
2006 Questions 4 MCQs
01
PYQ 2006
medium
botany ID: neet-200
In maize, hybrid vigour is exploited by:
1. bombarding the protoplast with DNA
2. crossing of two inbred parental lines
3. harvesting seeds from the most productive plants
4. inducing mutations
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4
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02
PYQ 2006
medium
botany ID: neet-200
Triticale, the first man-made cereal crop, has been obtained by crossing wheat with:
1. rye
2. pearl millet
3. sugarcane
4. barley
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2
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03
PYQ 2007
medium
botany ID: neet-200
In maize, hybrid vigour is exploited by:
1. bombarding the seeds with DNA
2. crossing of two inbred parental lines
3. harvesting seeds from the most productive plants
4. inducing mutations
1
(1)
2
(2)
3
(3)
4
(4)
04
PYQ 2013
easy
botany ID: neet-201
In plant breeding programmes, the entire collection (of plants/seeds) having all the diverse alleles for all genes in a given crop is called:
| 1. | cross-hybridisation among the selected parents |
| 2. | evaluation and selection of parents |
| 3. | germplasm collection |
| 4. | selection of superior recombinants |
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