TLS Online TPP Program

#Question id: 389


A weak acid HA has a pKa of 5.0.  If 1.0 mol of this acid and 0.1 mol of NaOH were dissolved in one liter of water, what would the final pH be?

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. 2.86

  2. 3.64

  3. 5.18

  4. 4.05

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TLS Online TPP Program

#Question id: 26840

#Unit 10. Ecological Principles

Those species that is single, large and easily recognizable

TLS Online TPP Program

#Question id: 26841

#Unit 10. Ecological Principles

Ecologists have often partitioned the overall species diversity of a region into different components given in figure;

A-Overall differences 

B- overall richness of the region

C- Local site richness

Select the correct match

TLS Online TPP Program

#Question id: 26842

#Unit 10. Ecological Principles

Based on the intermediate disturbance hypothesis, a community’s species diversity is increased by

TLS Online TPP Program

#Question id: 26843

#Unit 10. Ecological Principles

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. In which of the following community Pielou’s Evenness index (e) will be 1?

TLS Online TPP Program

#Question id: 26844

#Unit 10. Ecological Principles

Researcher study the diversity of 2 communities, following is relative abundance of each species at different community? ( ln .5 = -0.69  , ln .25= -1.38  , ln .12= -2.12)
 What is value of Shannon index of community A and community B respectively?

TLS Online TPP Program

#Question id: 29085

#Unit 10. Ecological Principles

While studying the diversity of 4 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?