Evaluate the effects of loss of biodiversity in a region. Mention any four such effects.
Effects of loss of biodiversity:
(i) Decline in plant production./Decline in number of animal species.
(ii) Lowered resistance to environmental perturbations such as drought.
(iii) Increased variability in certain ecosystem processes such as plant productivity/water use / pest and disease cycles.
(iv) Species may become endangered / increased rate of species extinction.