Question
Pieces of camphor placed on water move about rapidly.
This is because of -Solution
TheCamphorslowlydissolvesin thewaterloweringthelatter’ssurfacetensionin the immediate neighborhood. The stronger pull exerted by the uncontaminated portion of water brings about a movement of the surface and the camphor particles are carried along with it.
The study of soil constitutes an independent branch of science known as:
Fertilizers, Pesticides, etc., are examples of
Kew, Queen or Mauritius are varieties of
Which tillage system involves leaving the soil undisturbed from harvest to planting, except for nutrient injection?
Which principle in experimental design involves grouping similar experimental units into blocks?
Which soil structure promotes optimal root growth and drainage?
Reforms aimed at improving institutional structures like tenancy laws and land ownership patterns to boost agricultural productivity are broadly known as:
What will be the cropping intensity of maize + urdbean - wheat rotation on 2 ha area?Â
_______ is the most widely used chemical for promoting seed germination.
_______is a band within the radial cell walls of endodermis that contain lignin.
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