Question
Given below are two statements: one is labelled as
Assertion A and the other is labelled as Reason R. Assertion A: The colloidal surfaces of humus are negatively charged. Reason R: The negative charges arise from exposed functional groups like hydroxyl, carboxylic or phenolic. In the light of the above statements, choose the most appropriate answer from the options given below:Solution
Both the assertion and reason are correct.Â
If a crop is to be irrigate at 0.8Â IW: CPE with 60 mm depth, after which of the following should it be irrigated?Â
Which of the following compounds is considered a nitrogenous waste product that is less toxic and mostly insoluble in insects?
Diammonium phosphate contains-
Which of the following is INCORRECT?
 _______are plants that have chromosome numbers which are not an exact multiple of the haploid number.
4 'A' model of rural marketing includes:
The environmental requirements for germination of seed areÂ
When fishes are reared along with plants, plants filtering water for the fishes and fishes provide organic matter to the plants, it is called as ____
Which of the following is the main objective of India's New Export Policy 2018?
Which branch of agriculture deals with principles and practices of soil, water and crop management?
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