The phosphorus cycle differs from those of carbon and nitrogen as well as those of sulphur, oxygen and hydrogen in that it lacks
Water
Dust particles
Gaseous phase
All above
Succession in a 6 metre deep pond exhibits a sequence of
Plant successions occurring in a sandy area is
Which one of the following is correct matching of a plant, its habit and the forest type where it normally occurs
Match List $I$ with List $II$.
List $I$ | List $II$ |
$A$. Logistic growth | $I$. Unlimited resource availability condition |
$B$. Exponential growth | $II$. Limited resource availability condition |
$C$. Expanding age pyramid | $III$. The percent individuals of pre-reproductive age is largest followed by reproductive and post reproductive age groups |
$D$. Stable age pyramid | $IV$. The percent individuals of pre-reproductives and reproductive age group are same |
Choose the correct answer from the options given below:
Grasslands of Asia are