The function of the scraper on a disc plough is to
Scrape the top soil
Remove adhering soil from the disc
Open the furrow
Balance the plough
Correct answer is B
No explanation has been provided for this answer.
Which of the following sources of farm power generates highest amount of energy?
Human power
Wind power
Animal power
Mechanical power
Correct answer is D
No explanation has been provided for this answer.
A good drought bull should not have
A deep barrel
A sloppy rump
Long legs
Strong hooves
Correct answer is C
No explanation has been provided for this answer.
The following statements about graphite are correct except that it
is used as a lubricant
has a network structure
contains mobile free electrons
is good conductor
is an allotrope of carbon
Correct answer is B
No explanation has been provided for this answer.