Question
An Increase in the need for wood because of the increase
in the need for furniture is the example ofSolution
Derived demand is defined as when the want for one good or service happens because of the want for another good or service.Â
The “Nutrient Index” concept in soil fertility assessment was introduced by:
The critical limit for NO3-N (mg/litre) in drinking water (as per WHO standard is:
The principal photosynthetic pigment in blue-green algae is
1000 - seed weight of Phalaris minor is:
At pH 9.0 of alkali soil, the concentration of OH– is
Flumes are preferred for
The National Demonstration Project launched in 1964 aimed to:
Ratooning is practiced in which of the following crops?Â
When predators interact with prey populations in an ecological setting, which of the following combinations of responses typically occur due to changes ...
A nitrogen fixing blue green algae is
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