Which of the following is a powerful and expensive multipurpose motor vehicle used for lifting or pulling farm implements?
A. Bulldozer B. Tractor C. Sheller D. Incubator
Correct Answer: B
Explanation
-TRACTOR: It is a powerful and expensive multipurpose motor vehicle used for lifting or pulling farm implements -BULLDOZERS: They are powerful tractors and expensive machines with a broad steel blade or sheet at the front. -SHELLERS: These are machines operated electrically, mechanically or manually. Shellers are used to separate the seeds from the husk or cob. -INCUBATORS: These are machines which are used for hatching fertilized eggs artificially.