Which of the following fertilizers should be applied for good plant growth after prolonged use…
Which of the following fertilizers should be applied for good plant growth after prolonged use of sulphate of…
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Which of the following statements indicate advantages of sub-surface irrigation? I. Low operation cost once…
Which of the following statements indicate advantages of sub-surface irrigation? I. Low operation cost once established II. Does…
The atmosphere gains carbon dioxide through the following ways except
The atmosphere gains carbon dioxide through the following ways except A. burning of fuel such as coal and…
Controlled burning has the advantage of
Controlled burning has the advantage of A. increasing the number of soil organisms B. inducing re-growth of pasture…
Magnesium deficiency in crops can be corrected by the application of
Magnesium deficiency in crops can be corrected by the application of A. dolomite B. limestone C. quicklime D.…
Chemical weathering is fastest in
Chemical weathering is fastest in A. cool weather B. hot weather C. high altitudes D. low altitudes Correct…
It is not advisable to apply fresh farmyard manure because
It is not advisable to apply fresh farmyard manure because A. its heat of decomposition may cause scorching…
The following processes in soil formation are caused by biotic factors except
The following processes in soil formation are caused by biotic factors except A. bacterial decomposition of plants B.…
Which of the following rocks is not formed from pre-existing rocks?
Which of the following rocks is not formed from pre-existing rocks? A. limestone B. granite C. shale D.…
The use of land for agricultural purpose involves the following except
The use of land for agricultural purpose involves the following except A. livestock grazing B. fish farming C.…