TLS Online TPP Program

#Question id: 3294


Which one of these processes describes bottleneck effect?

#SCPH28 | Zoology
  1. Chance events that change allele frequency

  2. alleles transferred to the next generation in portions that differ from previous generation

  3. transfer of alleles in and out of a population due to movement of fertile individuals

  4. sudden change in environments that alters gene frequency of a populationa

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TLS Online TPP Program

#Question id: 10715

#SCPH06 I Botany

Following table shows the presence (+) or absence (-) of five species in three communities (A, B, C):


Based on the above, which of the following is the correct order of diversity strength communities?

TLS Online TPP Program

#Question id: 10715

#SCPH28 | Zoology

Following table shows the presence (+) or absence (-) of five species in three communities (A, B, C):


Based on the above, which of the following is the correct order of diversity strength communities?

TLS Online TPP Program

#Question id: 10716

#SCPH06 I Botany

The stability of a food web in a community is quantified using certain parameters which are defined below. Which of the following is an CORRECT representation?

A. Community with more complex is more stable

B. Community with more number of alternate is more stable

C. Stability of community is inversely proportional to Connectance 

D. Community with higher value of dominax index is more stable

TLS Online TPP Program

#Question id: 10716

#SCPH28 | Zoology

The stability of a food web in a community is quantified using certain parameters which are defined below. Which of the following is an CORRECT representation?

A. Community with more complex is more stable

B. Community with more number of alternate is more stable

C. Stability of community is inversely proportional to Connectance 

D. Community with higher value of dominax index is more stable

TLS Online TPP Program

#Question id: 10717

#SCPH06 I Botany

Following represents four different regions, each with four different sites on different-sized mountains. Which of the following statement is correct? 


a) In region ‘a’ gamma diversity (γ) is one, and alpha diversity (α) diversity is also 1

b) In region ‘b’ gamma diversity (γ) is 4, and alpha diversity (α) diversity is 1

c) In region ‘c’ gamma diversity (γ) is six, and beta diversity (β) diversity is 2

d) The gamma diversity (γ) are same in region ‘c’ and‘d’.

TLS Online TPP Program

#Question id: 10717

#SCPH28 | Zoology

Following represents four different regions, each with four different sites on different-sized mountains. Which of the following statement is correct? 


a) In region ‘a’ gamma diversity (γ) is one, and alpha diversity (α) diversity is also 1

b) In region ‘b’ gamma diversity (γ) is 4, and alpha diversity (α) diversity is 1

c) In region ‘c’ gamma diversity (γ) is six, and beta diversity (β) diversity is 2

d) The gamma diversity (γ) are same in region ‘c’ and‘d’.