Answers A constituent of the exhaust gases of motor vehicles which causes serious air pollution is A constituent of the exhaust gases of motor vehicles which causes serious air pollution is A. water vapour B. carbondioxide C. carbon monoxide D. oxygen E. ozone Correct Answer: Option C Explanation
Answers A major obstacle to economic development is? A major obstacle to economic development is? A. a rise in industrial output B. low farm productivity C.… Read More
Answers The relationship which subsists between between two or more persons carrying on a business with… The relationship which subsists between between two or more persons carrying on a business with a view to… Read More
Answers From the above diagram; The caustic soda in the conical flask serves to From the above diagram; The caustic soda in the conical flask serves to A. dry ethene gas B.… Read More
Answers A population that doubles in size at constant intervals is an indication of A population that doubles in size at constant intervals is an indication of A. sigmoid growth B. exponential… Read More
Answers The main industry associated with the Ruhr Valley region is? The main industry associated with the Ruhr Valley region is? A. iron and steel B. oil refining C.… Read More