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Start learning 50% faster. Sign in nowTime taken by P = 15 days Time taken by Q = 30 days Time taken by R = 40 days Let the total work be 120 units. P’s one day work = 8 units Q’s one day work = 4 units R’s one day work = 3 units Amount received by Q = 3000 × (4/15) = Rs. 800
A dose of herbicide which inhibits growth of test plants by 50% is
Which of the following is not a component of seed vigor?
Which of the following given options does not have a cell wall?
Which tillage system involves leaving the soil undisturbed from harvest to planting, except for nutrient injection?
Which among the following is a major constraint in the rice–wheat system of Indo-Gangetic plains affecting long-term sustainability?
When we want to change the magnitude of voltage but not the frequency, which one is used?
The Species that invade a bare area are called
All of the following curves are U-shaped except:
Topping is a practice done in:
What will be the base period of crop if duty of water is 1200 ha/cumec and depth of water is 50cm?