In this soil conservation method, several grasses are left out in soil after the crop is harvested.
Contour farming
Terrace farming
Tillage
Crop rotation
One of these is not concerned with wild life conservation.
Which of the following national parks is home to the famous musk deer or hangul?
Soil erosion is prevented by
The state of Gujarat has river, desert, forest and lake ecosystems, thus exihibiting a diversity of life. Which measure do you use to denote total diversity in such a case?
The Indian lion is the most important protected species in