The rule for changing a sentence into passive voice is- (Object) + (auxiliary verb) + (past participle) + (by subject) Hence, the correct answer is- ‘The house was built in 1980’.
FIRB method of planting is followed in which crop?
The IFOAM is the worldwide umbrella organization for the organic agriculture movement, which represents close to 800 affiliates in 117 countries. What d...
Harvest index of 19% (lowest among pulses) is observed in which crop?
Bench terracing is practiced in steep hill slopes where slope is:
Global Positioning System helps farmers in which of  the following taskÂ
Growing of erosion permitting and erosion resisting crops in alternate strips is known as.
The weeds whose seed is difficult to separate from crop seed after contamination is called ___
Match the following
1. Rhizobium trifoli                                                    Â...
The Punjab Agricultural University (PAU) has developed a new variety of wheat to keep obesity and diabetes in check. The variety is ____
Which of the following crop is highly tolerant to alkalinity?
