Using 2, 2, 3, 3, 3 as digits, how many distinct

Soils most suitable for agriculture are those whose PH value is between .......................?

Vertical movement of water in the soil is known as _________.

How many kilograms does one bale of cotton equal?

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

Vascular bundle in plants in composed of 

Which of the following crop is grown in India by means of dry farming?

Which of the following statements is NOT true with regard to system of rice intensification (SRI)?

What is one of the most significant adaptations that contributed to the evolutionary success of insects as a group?

Heavy infestation of which of the following causes poor ploughing performance?

Urea fertilizer is the main source of nitrogen,applied in oir fields ,The NPK ratio of urea is: