On the high altitude, birds become rare or extinct, the plants which may disappear along with them are
Pine
Oak
Orchids
Rhododendrons
Soil formed after leaching and rich in Al and Fe is
Number of wild life is continuously decreasing. What is the main reason of this?
Match the column$-I$ with column$-II$
Column$-I$ | Column$-II$ |
$(a)$. Artemesia annua | $(i)$ Henna |
$(b)$. Lawsonia inermis | $(ii)$ Anticancer drug |
$(c)$. Vinca rosea | $(iii)$ Kattha |
$(d)$. Acacia catechu | $(iv)$ Antimalarial drug |
India covers the world land area of _____ and contributes the global diversity of _______.
Decline in the population of indian native fishes due to introduction of Clarias gariepinus in river Yamuna can be categoriesd as