Give the objectives of plant breeding.

Explanation

The objectives of plant breeding are as follows:
1. To change and improve the heredity of plants for creating desired types.
2. To manipulate the plant species for developing plant types that are better suited for cultivation, give better yield and are disease resistant.
3. To improve the quality of the plant.
4. To develop salt tolerant and drought resistant plants.
5. To develop plants resistant to pathogens and pests.