A. The use of herbicides and pesticides in farms can cause pollution
B. Bush-burning encourages desertification
C. Excessive use of fertilizers in farms may have harmful effects
D. Tillage of tropical soils with ploughs and harrows may encourage erosion
E. Monocropping is one of the cultural methods of controlling pests.

Correct Answer:

Option E – Monocropping is one of the cultural methods of controlling pests.

SEE ALSO  One of Mendel’s experiments was repeated by crossing a red variety of pepper with that of a yellow variety which produced all red offspring. The red offspring were then self pollinated and these produced both red and yellow pepper. The yellow colour can be said to be

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