sources of nitrogen to the soil include the following except
sources of nitrogen to the soil include the following except A. lightening B. urea C. blue-green algae D.…
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Which of the following statements about bush burning is false?
Which of the following statements about bush burning is false? A. it releases mineral nutrients bound in plant…
Which of the following statement is not true about waterlogged soils?
Which of the following statement is not true about waterlogged soils? A. such soils are heavily leached B.…
Which of the following crops should be planted on a piece of land that has…
Which of the following crops should be planted on a piece of land that has been repeatedly cropped…
The three most important physical factors that influence rock weathering are
The three most important physical factors that influence rock weathering are A. colour,particle size and hardness of rock…
A reddish coloured soil indicates the presence of
A reddish coloured soil indicates the presence of A. copper B. sodium C. iron D. manganese Correct Answer:…
The following are types of sedimentary rocks except
The following are types of sedimentary rocks except A. granites B. loimestone C. sandstone D. dolomite Correct Answer:…
Which of the following biotic factors are usually used to control cassava mealbugs?
Which of the following biotic factors are usually used to control cassava mealbugs? A. parasites B. predators C.…
The most important use of land for agriculture production is
The most important use of land for agriculture production is A. grazing paddocks B. botanical gardens C. game…
The most important use of land for agriculture production is
The most important use of land for agriculture production is A. grazing paddocks B. botanical gardens C. game…