A) sulfide mineral: Contain sulfur plus a metallic element
B) sulfate mineral: Compounds that have a sulfur atom surrounded by four oxygen atoms
C) halide minerals: Contain elements like fluorine, bromine, iodine, or chlorine combined with metals. Stable salt is an example of this type of mineral
D) carbonate mineral: Compounds made up of a carbon atom that is bordered by three oxygen atoms.
<u>Answer:</u>
<em>Meeting current needs while preserving the resource for the future is the objective of sustainable farming. </em>
<u>Explanation:</u>
<em>Sustainable farming uses methods that increase productivity but also understands that the precious natural resources</em> are to be reserved for the future generations also.
Cultivating different types of crops to meet the needs of the <em>population while using non renewable resources in limited amount</em> is the method advocated by sustainable farming. Nutrient replenishment has to be done adequately because once the land is depleted of its <em>nutrients it becomes unsuitable for cultivation. </em>
Over irrigation also produces negative effects by increasing the soil salinity. <em>Productivity increase coupled with resource conservation is the aim of sustainable development. </em>
It was closely linked to the natural world
