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TLS Online TPP Program

#Question id: 27377

Calculate the number of electrons, protons and neutrons in 1 mole of 16O−2 ions.

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. No. of electrons = 6.022×1022, No. of protons = 4.8×1027, No. of neutrons = 4.8×1024
  2. No. of electrons = 6.022×1023, No. of protons = 4.8×1026, No. of neutrons = 4.8×1024
  3. No. of electrons = 6.022×1024, No. of protons = 4.8×1024, No. of neutrons = 4.8×1024
  4. No. of electrons = 6.022×1025, No. of protons = 4.8×1026, No. of neutrons = 4.8×1024
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TLS Online TPP Program

#Question id: 10708

#Unit 10. Ecological Principles

Which of the following statements is a likely explanation for why invasive species take over communities into which they have been introduced?
TLS Online TPP Program

#Question id: 10709

#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: 10710

#Unit 10. Ecological Principles

Researcher study the diversity of 3 communities, 4 species was recorded from all community. Presence (+) and absence (-) of species are given 


What is similarity coefficient between A & B, B & C, and A & C RESPECTIVELY?
TLS Online TPP Program

#Question id: 10711

#Unit 10. Ecological Principles

Following table shows the number of individuals of five tree species in a community


Based on the above, the Simpson’s index and Shannon weaver of the community will be respectively?
TLS Online TPP Program

#Question id: 10712

#Unit 10. Ecological Principles

Researcher study the diversity of 4 communities, following is relative abundance of each species at different community? ( ln .5 = -0.69  , ln .25= -1.38, ln .12= -2.12)

Which of the following is decreasing order of their Shannon weaver diversity index of community?
TLS Online TPP Program

#Question id: 10713

#Unit 10. Ecological Principles

Following is sampling data of five species in five quadrate is represent. Which of the following is a correct order of decreasing abundance?