Question
What type of resistance is effective against all races
of a pathogen but is of permanent nature?Solution
The correct answer is b) Horizontal resistance. Horizontal resistance, though incomplete, is effective against all races of a pathogen and is of a permanent nature.
National Centre for Organic and Natural farming is located at ____
As a general rule, symptoms of nitrogen deficiency is first noticeable in:
Merino is the breed of:
National Centre for Integrated Pest Management is situated at
Match List I with List II
Choose the correct answer ...
Which meteorological parameter is directly measured by using an open pan evaporimeter in the context of irrigation scheduling?
Isabgol belongs to the family__________ .
Which is a single use plan that covers a relatively large set of activities?
The branch of biology which deals with the study of heredity and variation is known as
Semi – solid transparent product prepared from clear extract of pectin containing fruit isÂ
