Which soil-forming factor is classified as "active"?

Which one of the following varieties is hybrid in rice crop?

Tea mosquito bug is a major pest of which fruit crop?

Which one of the following is the science which deals with the study of home of crops?

Indicator plant for P deficiency indication is ...........................?

Which one of the following is the group of herbicide affecting synthesis of amino acids like valine, leucine and isoleucine?

Which of the following terms specifically refers to the practice of rearing stingless bees?

Insect species under the Neoptera group share which common feature among the following options?

The coriander flower is:

Genetic disassortative mating will result in: