Considering all costs, the cheapest source of energy for ...
Considering all costs, the cheapest source of energy for domestic use is
Electricity
Sunlight
Biogas
Water
Correct answer is B
No explanation has been provided for this answer.
Which of the following pairs of diseases attack coffee? ...
Which of the following is not an effect of bush burning on the soil? ...
A nation exports agricultural produce mainly to? ...
Monocotyledonous crops include ...
One major difference between disc plough and disc Harrow is ...
The natural resource utilized for production is ...
The main vertebrate pests of rice are ...
Which of the following practices is an example of a cultural weed control method? ...