Habitat Fragmentation

Question 0

The Atlantic forest, geographically separated from Amazonia is

Answer 0

Highly fragmented along its length.

Question 1

Habitat fragmentation increases the

Answer 1

Levels of geographical isolation.

Question 2

High fragmentation may lead to

Answer 2

Higher rates of population and species extinction in the remaining fragments.

Question 3

If populations persist over sufficient numbers of generations the geographical isolation may

Answer 3

Lead to reproductive isolation and the emergence of a new species.

Question 4

Geographical isolation interacts with an organisms power of

Answer 4

Dispersal to generate different mean levels of percentage endemism.

Question 5

Amphibians have low dispersal ability and therefore

Answer 5

High values of percentage endemism.

Question 6

Birds, able to cross geological barriers through flight, have

Answer 6

Intermediate values of percentage endemism.

Question 7

Plants, with high seed dispersal and pollen have

Answer 7

A low range of percentage endemism.