What do you call the body cavity that is lined by

Which of the following crop has the longest crop-weed completion critical period?

RRB came into the existence in the year _______.

The nitrifying bacteria are 

Harvest Index (HI) is the ratio of:

Super rice is developed by

Tomato originated in:

______ is known as Father of Natural farming.

The types of animal tissues include ...................?

The grafting technique called ‘stone grafting’ is primarily used in which fruit crop?

When the leaflets are joined together at a common point at the petiole, the type of leaf is