Question
The second number in each of the number-pairs is
obtained by performing certain mathematical operations on the first number. Three of the following four number-pairs follow the same pattern and thus form a group. Select the number- pair that does NOT belong to that group.Solution
The logic is- 182 = 324 – 3 = 321 212 = 441 – 3 = 438 172 = 289 – 3 = 289 192 = 361 – 3 = 358
Pusa bedana is the popular variety of
Growing of erosion permitting and erosion resisting crops in alternate strips is known as.
Parasitic weed Striga lutea which mainly attacks sugarcane crop belongs to which category?
The trap crop for striga is
The weeds whose seed is difficult to separate from crop seed after contamination is called ___
Bengal famine (1943) was caused due to ____ disease which attacked ____ crop.
Crop failure due to prolonged dry spells during crop period and less than 75 days of crop growing season are the characteristics of which type of farming?
The science that deals withs the study of wine making is called as …………………………..
M ethod of cutting trees to ground level which leads to a strong vegetative response and the regeneration of new shoots from the base is known as:
...Cultivation of crops in areas receiving annual rainfall more than750 mm but less than 1150 mm is known as
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