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प्रश्न
What are the effects of hybrid vigour in animals.
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उत्तर
- Increased production of milk by cattle.
- Increased production of egg by poultry.
- High quality of meat is produced.
- Increased growth rate in domesticated animals.
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संबंधित प्रश्न
Mule is the outcome of __________________.
What is the breed?
Match the column A with B and rewrite correct pairs.
| A | B | |
| i | Atlas 66 | vit A |
| ii | Rice | vit C |
| iii | Spinach | protein |
| iv | bitter gourd | Iron |
Differentiate between outbreeding and inbreeding.
What will happen when a fresh water protozoan is placed in marine water?
Inbreeding is carried out in animal husbandry because it ______.
A few statements are given below followed by a set of terms in a box. Pick the correct term and write it against the appropriate statement
- Mating of closely related individuals within the same breed
- Mating of animals of same breed but having no common ancestors on either side for 4-6 generations
- Mating of animals of two different species
- Breeding of animals belonging to different breeds
- Cross breeding
- Inter-specific hybridization
- Out breeding
- Out crossing
- Inbreeding
Interspecific crosses are rare in nature and intergeneric crosses almost unknown. Why?
Discuss briefly how pure lines are created in animal husbandry.
‘Modern methods of breeding animals and plants can alleviate the global food shortage’. Comment on the statement and give suitable examples.
