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ATQ, Let, total work = LCM of (15 and 12) = 60 units Efficiency of ‘Bheem’ = 60/12 = 5 units/day Efficiency of ‘Cherry’ = 60/20 = 3 units/day Efficiency of ‘Arjun’ = (3 + 5) × 0.5 = 4 units/day Combined efficiency of all 3 of them = (3 + 5 + 4) = 12 units/day Required time taken to complete the work = (60/12) = 5 days
Which of the following bacterial genera is a common cause of soft rot in plants?
The transfer of mineral from top soil to sub soil through soil water is called?
Conversion factor for conservation of organic carbon to organic matter is usually taken as
Total depth of water (cm) required by a crop during its duration in the field is known as:
Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R:
Assertion A: Break of monsoon at ...
Which nutrient stimulates the root growth of a plant?
Which of the following is a coenzyme
______ is defined as the ratio of percentage change in the quantity demanded of a good caused by a percentage change in price.
The statistical design used when fertility gradient of soil is in one direction is
The instrument used in meteorogical observatory used to measure the rainfall