NEET Botany MCQs

In ecotone, some species become abundant called

The species that invade a bare area in ecological succession are called

Consider the succession of plants

I. In hydrarch succession series progress from hydric to the mesic condition

II. In xerarch succession series progress from xerarch to the mesic condition

III. In xerarch succession if it is started on bare rock the pioneer species is lichens

IV. In hydrarch and xerarch succession series progress from mesarch to xerarch condition

Which of the following is correct combination match from above statements?

Choose the correct option

The changes that occur in successive seral stages to reach a climax community are

I. changes in the diversity of species of organisms

II. increase in the number of species and organisms

III. increase in the total biomass

Choose the correct option

The changes that occur in successive seral stages to reach a climax community are

I. changes in the diversity of species of organisms

II. increase in the number of species and organisms

III. increase in the total biomass

Choose the correct option

Competition for food, light and space is most severe between two

Competition for food, light and space is most severe between two

Vertical distribution of different species occupying different levels in an ecosystem is called

Vertical distribution of different species occupying different levels in an ecosystem is called

A community that starts the process of succession in a barren habitat is called