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प्रश्न
For increasing production, what is common in poultry, fisheries and bee-keeping?
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उत्तर
Cross-breeding is the common method used for increasing the production among poultry, fisheries, and bee-keeping.
The exotic species of the fowls, fishes, and bees with desirable traits are selected and allowed to breed with the local breeds of desirable characters. This technique produces offsprings with specific traits having a higher yielding capacity.
In case of poultry, such breeds of fowls that are produced have the following traits:
(a) A higher egg production.
(b) Better quality meat.
(c) Immunity against various pathogens.
In case of fisheries, breeding of fish is done to improve the nutritional content of fish and to increase its production.
In case of bee-keeping, a high honey-yielding breeds are selected and grown artificially to have a higher honey production.
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संबंधित प्रश्न
Enlist the species of honey bee mentioning their specific uses.
The largest member in a honey bee hive is is the ______.
Higher Order Thinking Skill.
Each bee hive consists of hexagonal cells. Name the material in which the cell is formed and mention the significance of the hexagonal cells.
Name the following:
The largest bee in the colony.
Wheat, gram, pea, mustard are ______ crops.
______ nutrients are needed in small quantity for plants and are called ______.
Types of pheromones which alert insects from any danger known as:
The ______ cells contain honey and pollen.
______ is a nodulating type of microorganism associated symbiotically with the root of legume plants.
How is the division of labor observed in honey bees?
