Availability of Phosphorus  is seen maximum at a pH of ____________________

Scientific name of sunflower is :

Temperate Forests of the Western Himalayas are the Climatic Climax of the following:

Surge Irrigation is the modification of which type of irrigation? 

Which of the following e-commerce initiatives is specifically designed for rural markets in India?

Which among the following is Photoblastic Seed? 

Which pest is known as national pest?

Which of the following is a bacterial disease?

At pH 9.0 of alkali soil, the concentration of OH^– is

Which among the following seeds germinate by hypogeal germination?