Ecology and Ecosystem - Environment and Ecology quiz 5 is a free online quiz challenge under Ecology and Ecosystem - Environment and Ecology category. There are 59 free online quiz challenges available in Environment and Ecology category
The following forms of relationship exist between man and his environment according to the development of geographical through development of geographical thought1. Environmental determinism2. Possibilism3. Neo-DeterminismThe correct sequence of the development of these forms of relationships is
Which among the following within processes helps in evolution?
In a food chain, the solar energy utilised by plants is only
Which crop utilises solar energy most efficiently?
An ecosystem is a/an
An aquatic plant introduced from American to check pollution turned out to be a trobulesome weed in India water bodies.The name of this 'invasive alien species' is
Which one of the following statements is correct?
With reference to a freshwater lake, consider the following characteristics1. Richness in nutrients.2. Rapid turnover of phytoplanton.3. Depletion of dissolved oxygen.Which of the above is/are observed in a lake after its eutrophication?
In Nitrogen Cycle, soil nitrates are transformed into free nitrogen by
What is a complex of vegetation called when it undergoes no further change unless the climate changes perceptibly?