Eco mark is given to a product which is

Conservation of soil is the process in which –

In the context of ecosystem productivity, marine upwelling zones are important as they increase the marine productivity by bringing the 1. decomposer microorganisms to the surface. 2. nutrients to th…

Which of the folowing is full form of PCRA ?

Steel slag can be the material for which of the following? 1. Construction of base road 2. Improvement of agricultural soil 3. Production of cement Select the correct answer using the code given belo…

Which of the following statements is not true about "ecological niche" ?