All given statements are correct Growing of two or more than two crops simultaneously on the same piece of land is called inter-cropping. It yields higher productivity per unit area. It is mostly prevalent in plantation crops like coconut and areca nut. Main objectives of intercropping are:Insurance against total crop failure under aberrant weather conditions or pest epidemicsIncrease in total productivity per unit land areaJudicious utilization of resources such as land, labor and inputs