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Population Interactions Free Doubts and Solutions

CBSE - XII Science - Biology - Organisms and Populations

between cuckoo and crow,which bird is parasitic?

Asked by haider.samina 20th March 2015, 1:22 PM
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CBSE - XII Science - Biology - Organisms and Populations

name a partial root parasite

Asked by haider.samina 18th March 2015, 11:32 PM
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CBSE - XII Science - Biology - Organisms and Populations

What is adelpho parasitism? Explain with the example of Encarsia perplexa and Bonellia iridis.

Asked by shubham.padamwar.3 16th January 2015, 8:03 PM
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CBSE - XII Science - Biology - Organisms and Populations

Write short notes on (i) Mutualism, (ii) Competition, (iii) Predation and (iv) Parasitism

Asked by Topperlearning User 16th June 2014, 4:23 PM
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CBSE - XII Science - Biology - Organisms and Populations

Explain three types of interspecific interactions. 

Asked by Topperlearning User 16th June 2014, 4:23 PM
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CBSE - XII Science - Biology - Organisms and Populations

Egrets are often seen along with grazing cattle. How do you refer to this interaction? Give a reason for this association.

Asked by Topperlearning User 16th June 2014, 4:23 PM
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CBSE - XII Science - Biology - Organisms and Populations

Explain brood parasitism with the help of an example.

Asked by Topperlearning User 16th June 2014, 4:23 PM
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CBSE - XII Science - Biology - Organisms and Populations

What are ectoparasites and endoparasites? Give two examples of each. 

Asked by Topperlearning User 16th June 2014, 4:23 PM
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CBSE - XII Science - Biology - Organisms and Populations

How do protocooperation and mutualism resemble and differ?  

Asked by Topperlearning User 16th June 2014, 4:23 PM
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CBSE - XII Science - Biology - Organisms and Populations

Name the organisms which form lichens.

Asked by Topperlearning User 16th June 2014, 4:23 PM
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CBSE - XII Science - Biology - Organisms and Populations

Name the animal which finds its path using echolocation phenomenon.

Asked by Topperlearning User 16th June 2014, 4:23 PM
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CBSE - XII Science - Biology - Organisms and Populations

List any two adaptive features evolved in parasites enabling them to live successfully on their hosts.

Asked by Topperlearning User 16th June 2014, 4:23 PM
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CBSE - XII Science - Biology - Organisms and Populations

Mention any two significant roles which predation plays in nature.

Asked by Topperlearning User 16th June 2014, 4:23 PM
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CBSE - XII Science - Biology - Organisms and Populations

An orchid plant is growing on the branch of a mango tree. How do you describe the interaction between the orchid and mango tree? 

Asked by Topperlearning User 16th June 2014, 4:23 PM
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