Which of the following represents a plant adaptation that minimizes water loss in arid environments by increasing the thickness of the boundary layer?

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#Question id: 12104

#Section 1: Ecology

Two barnacles, Balanus and Chthamalus, can both survive on the lower rocks just above the low-tide line on the Scottish coast, but only Balanus actually does so, with Chthamalus adopting a higher zone. Which of the following best accounts for this niche separation?

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#Question id: 11257

#Section 1: Ecology

Close examination of the yucca-yucca moth mutualism has shown that what appear to be coevolved traits may have been __________ that were critical to the establishment of the mutualism in the first place.

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#Question id: 10591

#Section 2: Evolution

The following figure shows distribution pattern of species. 

Based on the above, which of the following distribution correct?

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#Question id: 10835

#Section 2: Evolution

Which of the following is not an example of coevolution?

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#Question id: 10725

#Section 1: Ecology

While studying the diversity of 3 communities, 5 species and 50 individuals were recorded from each community. The number of individuals under each species was listed as mentioned in the following Table.  

Which of the following is decreasing order of evenness of community?