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प्रश्न
Crosses between the plants of the same variety are called
विकल्प
interspecific
inter varietal
intra varietal
inter generic
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उत्तर
Intra varietal
संबंधित प्रश्न
Write a short note on ‘Mutational breeding’.
Suggest four important steps to produce a disease resistant plant through conventional plant breeding technology.
Identify ‘a’, ‘b’ and ‘c’ in the following table:
| S. No. | Crop | Variety | Insect Pests |
| 1. | Brassica | Pusa Gaurav | ‘a’ |
| 2. | Flat bean | Pusa Sem 2 Pusa sem 3 |
‘b’ |
| 3. | ‘c’ | Pusa Sawani Pusa A-4 |
Shoot and fruit borer |
How has mutation breeding helped in improving the production of mung bean crop?
What is emasculation?
With the help of suitable diagram define 'bagging' and 'tagging' of flower.
Define Osmotic pressure.
What is Biofortification? Explain selective breeding with suitable example.
Explain selective breeding. Give any 'two' examples and their nutrients obtained by selective breeding.
Wheat -Atlas 66 has high contents of ______.
Explain the best-suited type followed by plant breeders at present?
Column - I contains names of host plant while Column - II contains names of viral dieases. Find the correct option.
| Column-I | Column-II | ||
| (I) | Banana | (p) | little leaf |
| (II) | Sugarcane | (q) | bunchy top |
| (III) | Papaya | (r) | leaf roll |
| (IV) | Brinjal | (s) | grassy shoot |
| (t) | leaf curl |
In hybridization experiments 'true breeding' means off-springs show ____________.
Sonora – 64 is a variety of ______.
Breeding of crops with high levels of minerals:
Polyploidy leads to the rapid formation of new species because:
Several South Indian states raise 2-3 crops of rice annually. The agronomic feature that makes this possible is because of ______.
Lysine and tryptophan are ______.
Name a man-made cereal? Trace how it was developed and where is it used?
What is meant by ‘hidden hunger’?
