Select the most appropriate option to fill in the

Which concept holds that consumers will not buy enough of organizations product unless it takes large scale selling and promotion effort?

Match List I with respective critical stage of irrigation of crops List II

Ratio of yield of photochemical product to total number of quanta used is called as ___

Global Warming Potential of Nitrous Oxide (N₂O) is ____ for 100 year timescale. 

 Which among the following is an indirect measure of pore space within a soil?

Micro water shed has an area of

The most critical stage for irrigation in wheat is:

Identify the artificial growth inhibitor from below.

Root secrete weak organic acids which attack the rocks and start to dissolve away the softer parts are 

Which principle emphasizes using demonstrations, trials, or practices to teach rural people?