Identify the segment in the sentence which contains the

 Which of the following materials were used for the reclamation of saline soil?

Gypsum is recommended in cultivation of:

Water movement in a saturated soil is governed by

World Water Day is celebrated every year on 

Toxicity of which element leads to the unavailability of iron and zinc 

Which application commonly uses a constant speed engine?

Polyembryony is useful in the propagation of

Match List I with List II

Which of the following considered as main transmitters of viruses to plants?

What was the name of "the Commission for Agricultural Costs and Prices (CACP)" prior to 1980?