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CBSE Class 12-science Answered

What are seral communities?
Asked by Topperlearning User | 13 Jun, 2014, 04:48: PM
answered-by-expert Expert Answer

The whole series of changes in community characteristics from the pioneer stage to the climax stage constitute a sere.

Answered by | 13 Jun, 2014, 06:48: PM

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CBSE 12-science - Biology
what is adaptive radiation? does it refer to  power of adaptation in an individual to a variety of environments or evoluion of species from a common ancestor or adaptations due to geographical isolations?
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CBSE 12-science - Biology
Mention the role of pioneer species in primary succession on rocks. 
Asked by Topperlearning User | 19 Sep, 2016, 06:06: AM
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CBSE 12-science - Biology
The climax stage is achieved quickly in secondary succession as compared to primary succession. Why?
Asked by Topperlearning User | 19 Sep, 2016, 06:07: AM
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CBSE 12-science - Biology
Mention one similarity between hydrarch and xerarch successions.
Asked by Topperlearning User | 13 Jun, 2014, 04:48: PM
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CBSE 12-science - Biology
What are seral communities?
Asked by Topperlearning User | 13 Jun, 2014, 04:48: PM
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CBSE 12-science - Biology
Why nutrient cycles in nature are called biogeochemical cycles?
Asked by Topperlearning User | 19 Sep, 2016, 06:06: AM
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CBSE 12-science - Biology
The gradual and predictable change in the species composition of a given area is called ecological succession. What do you understand with the pioneer and climax communities in this context? 
Asked by Topperlearning User | 19 Sep, 2016, 06:06: AM
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CBSE 12-science - Biology
Name the pioneer and the climax species in a water body. Mention the changes observed in the biomass and biodiversity of the successive seral communities developing in the water body.  
Asked by Topperlearning User | 13 Jun, 2014, 04:48: PM
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CBSE 12-science - Biology
Why is secondary succession faster than primary succession?
Asked by Topperlearning User | 13 Jun, 2014, 04:48: PM
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CBSE 12-science - Biology
Explain the function of ‘reservoir’ in a nutrient cycle. List the two types of nutrient cycles in nature.
Asked by Topperlearning User | 13 Jun, 2014, 04:48: PM
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