Find the odd one

The opening on an arthropod body surface that allows for air transfer is called:

Which soil structure is considered ideal for cultivation?

In north India, sugarcane is mostly used with how many buds?

In conservation tillage, the minimum land surface covered by crop residues is

Match the following:

Arka Jyoti is variety of: 

Which fungal disease affects the seedling emergence from the soil in two phases, namely pre-emergence and post-emergence damping-off?

The first Indian Agricultural University was established in:

Water inside the plant moves through:

Post harvest losses in foodgrain comprises of what percent of the total grain loss?