Match the following
Column $-I$ | Column $-II$ |
$(a)$. World Forestry Day | $(i)$ October $3$ |
$(b)$. World Animal Day | $(ii)$ June $5$ |
$(c)$. World Habitat Day | $(iii)$ March $21$ |
$(d).$ World Environment Day | $(iv)$ October $4$ |
$A$ : Biosphere reserves are also included under the ex-situ conservation strategies.
$R$ : Cropping and grazing are allowed in the transition zone of biosphere reserve.
One of these is not concerned with wild life conservation.
Which one of the following is the correctly matched pair of an endangered animal and a national park ?
Some of the nutrient cycles are labelled as below
$I$.Sulphur cycle $II$.Phosphorus cycle
$III$. Carbon cycle $IV$ .Nitrogen cycle
Of these, the sedimentary cycle is represented by