Lichen is the pioneer vegetation on which succession?
Hydrosere
Lithosere
Psammosere
Xerosere
Choose the correct sequence of transitional communities in Xerarch succession.
Secondary succession occurs on
Plants near seashore is an example of
The graph below shows the changes in two populations of herbivores in a grassy field. A possible reason for these changes is that
Complete the following model of carbon cycle filling $A, B, C, D, E$ and $F$