An ecosystem resists change because it is in a state of
Homoeostasis
Regular illumination
Static imbalance
Food accumulation
In a food chain, the total amount of living material is depicted by
The lentic ecosystem includes
The first plants to reappear in a badly burned forest area will most probably be
Out of the following biogeochemical cycles which one is gaseous?
$I.$ sulphur $II.$ Phosphorus
$III.$ nitrogen $IV.$ Carbon
Choose the correct option
Match the columns :
Column - $I$ | Column - $II$ |
$(i)$Primary succession | $(i)$ Development of ecosystem |
$(ii)$Ecological succession | $(ii)$ Lichens |
$(iii)$ Base species on rocks | $(iii)$ Near to the equilibrium with the environment. |
$(iv)$ Climax community | $(iv)$ New species of lenvironment |