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InterviewSolution
| 1. |
Explain out breeding out crossing and cross breeding practices in animal husbandry. |
| Answer» (a) Chemical methods often kills both useful and harmful life forms indiscriminately.Eradication of the creatures that are often described as pests is not only possible but also undesirable , for without them the beneficial predatory and par4sitic insects which depends upon them as food or hosts would not be able to survive. | |