A. Temperature
B. Effective collision
C. Concentration of reactants
D. Chemical nature of reactants and products
A. Time
B. Concentration of the reactant
C. Temperature
D. Concentration of the product
A. Increases as the reaction proceeds
B. Decreases as the reaction proceeds
C. Remains the same as the reaction proceeds
D. May decrease or increase as the reaction proceeds
A. dry zone burning zone decomposition zone cooling zone
B. cooling zone burning zone decomposition zone dry zone
C. burning zone cooling zone decomposition zone
D. dry zone decomposition zone burning zone cooling zone
A. lime stone
B. gypsum
C. KNO3
D. iron oxide
A. root
B. leave
C. stem
D. seed
A. roasted calcareous material
B. roasted argillaceous material
C. roasted calcareous and argillaceous material
D. roasted gypsum
A. form starch sugar and fibrous material
B. ripen the seeds and fruits
C. increase the resistance against disease
D. all the above statements are correct
A. manure
B. urea
C. ammonium nitrate
D. All
A. nitrogenous fertilizers
B. micronutrients
C. phosphorus fertilizer
D. all of the above