Explanation: Diesel engines are a primary source of mechanical power in modern agriculture.
Choose the combination that completes the sentence.
In the following questions two columns are given. In column-I three sentences are given, each of them consisting of a blank which may or may not be fil...
COLUMN A COLUMN B
A) In a number of news stories, schools are being D) uses a detailed questionnaire
B) The statutes and bylaws regard...