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CBSE Class 12-science Answered

Why is genetic variation important in the plant Rauwolfia vomitoria?
Asked by Topperlearning User | 10 Jun, 2014, 03:26: PM
answered-by-expert Expert Answer

Genetic variation affects the production of the drug reserpine in the medicinal plant Rauwolfia.

Answered by | 10 Jun, 2014, 05:26: PM

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CBSE 12-science - Biology
What is the difference between endemic and exotic species? 
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CBSE 12-science - Biology
Why is genetic variation important in the plant Rauwolfia vomitoria?
Asked by Topperlearning User | 10 Jun, 2014, 03:26: PM
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CBSE 12-science - Biology
Define biodiversity. Write three forms of biodiversity.
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CBSE 12-science - Biology
Write the major causes of biodiversity losses.
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CBSE 12-science - Biology
India has more than 50,000 strains of rice. Mention the level of biodiversity it represents.
Asked by Topperlearning User | 10 Jun, 2014, 03:26: PM
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CBSE 12-science - Biology
What does the term genetic diversity refer to? What is the significance of large genetic diversity in a population? 
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CBSE 12-science - Biology
Explain giving one example, how co-extinction is one of the causes of loss of biodiversity. List the three other causes also. 
Asked by Topperlearning User | 10 Jun, 2014, 03:26: PM
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CBSE 12-science - Biology
Why are (i) alien species invasion and (ii) loss of habitat and fragmentation considered to be the major cause of loss of biodiversity? Explain with the help of one example each.
Asked by Topperlearning User | 10 Jun, 2014, 03:26: PM
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CBSE 12-science - Biology
What is the ecological importance of biodiversity?
Asked by Topperlearning User | 10 Jun, 2014, 03:26: PM
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CBSE 12-science - Biology
Give three hypotheses for explaining why tropics show great levels of species richness. 
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