What is the pH of a neutral solution at

The condition where the plant is unable to produce a zygote with its own pollen is called as?

A method of asexual propagation in which a stem is made to produce roots while still attached to the parent plant is called 

Walnuts are a rich source of:

The pest which can be managed by minimizing field gleanings is?

In C4 plants, the first stable product of photosynthesis is:

Water use efficiency and water application uniformity remains highest in which irrigation method?

According to the variouos agroclimatic region, which one of the following is categorised under tropical fruit?

Toxic substance present in Colocasia is:

Meso climate is concerned with the study of climate over relatively smaller areas between______ km across.