Ecology and Environment
Character of a stable community is that it
Why are oceans least productive?
Availability of solar radiation is least in oceans; especially in deep oceans. Due to this, oceans are least productive.
Character of a stable community is that it
Which one of the following exhibits least productivity?
Which one of the following is the most productive ecosystem?
Which of the following statements describe natural extinction? (i) Extinctions abetted by human activities (ii) Slow replacement of existing species (iii) Also known as background extinction (iv) A small population is most likely to be extinct
An ecosystem which can be easily damaged but can recover after some time if damaging effect stops, will be having.
During the stages of succession in a given ecosystem, the following changes in characteristics may be observed. Characteristic Stages in ecosystem development Stages in ecosystem development Early Late A. Total organic matter Low High B. Species diversity Low High C. Size of organism Small Large D. Productivity Low High E. Food chains Short Long Which one of the characteristics, A, B, C, D or E is responsible for the apparent high degree of stability associated with a climax ecosystem?
Two species competing for the same resource can avoid competition by choosing different habits. This phenomenon is called______ and was supported by _______ .
Primary productivity varies from ecosystem to ecosystem. Explain?
Highest annual net primary productivity is of