Assuming community occupy by 4 species with number 10, 20, 10, 20. What is Shannon weaver index of that community?

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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: 16806

#Section 4: Behavioural Ecology

Which one among the following statements is incorrect?

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#Question id: 10723

#Section 1: Ecology

What does the graph tell you about the effect of a keystone species?

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#Question id: 10683

#Section 1: Ecology

Which of the following interaction shown in figure

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#Question id: 16873

#General Aptitude

Ten years have passed ……… my grandmother died.