Question
Domination of weed
causes:Solution
Reduction in crop yield; Loss in crop quality; Interference in crop handling; Reduction in land value; Weeds as reservoirs of pests and diseases and Loss of human efficiency (allergy and poisoning).
The chemical name of'Common saltβ
Urea is a β
The nucleus of an atom consists of-
The acid used in lead storage cells is-
The major component of honey is-
Which of the following is a physical change?
The noble gas used in radiotherapy is
The fuel that is used in modern submarines is -
The element used in the manufacture of safety matches is β
Milk tastes sour when kept in the open for sometimes due to the formation of-