Farm surveying equipment include the following except
Answer Details
The question is asking to identify the equipment that is not part of the farm surveying equipment. So, the answer would be one of the given options which is not an equipment used for farm surveying.
Therefore, the answer is "datum" as it is not an equipment but rather a reference point or a coordinate system used in surveying. The other options, namely cross staff, abney level, and chain, are all equipment commonly used in farm surveying.