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TLS Online TPP Program

#Question id: 9229

Which of the following is a generally accurate statement about the current research regarding forest fragmentation?

#Unit 9. Diversity of Life Forms

  1. Fragmented forests promote biodiversity because they result in the combination of forestedge species and forest-interior species.

  2. In fragmented forests, the number of forested-adapted species tend to decline and the number of edge species tend to increase.

  3. Fragmented forests are the goal of conservation biologists who design wildlife reserves.

  4. The disturbance of timber extraction causes the species diversity to increase because of the new habitats created.

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TLS Online TPP Program

#Question id: 10720

#Unit 10. Ecological Principles

What is the Jaccard index between the two communities?

 Species Community A Community B 
158
236
304
4112
520
TLS Online TPP Program

#Question id: 10731

#Unit 10. Ecological Principles

Shannon index of diversity is calculated using the equation below


Community with 5 species and evenness value is one, what will be value of Shannon index
TLS Online TPP Program

#Question id: 10732

#Unit 10. Ecological Principles

A community plus the nonliving factors with which it interacts is called a(n)
TLS Online TPP Program

#Question id: 10734

#Unit 10. Ecological Principles

This term is a measure of the ability of a system to resist change in the face of outside influences.
TLS Online TPP Program

#Question id: 10736

#Unit 10. Ecological Principles

Ecotones are:
TLS Online TPP Program

#Question id: 10737

#Unit 10. Ecological Principles

Which of the following statements is true?