Unit 8

Question 1

The forest type most likely to be found in the areas of the globe between 60 and 90 degrees north and south latitude

Answer 1

Evergreen or coniferous

Question 2

The forest type most likely to be found in the areas of the globe between 30 and 60 degrees north and south latitude

Answer 2

Temperate deciduous forest

Question 3

What doesn’t describe a forest with fine bearing trees like pines and firs?

Answer 3

Deciduous

Question 4

Which type of forest would be expected to live at high elevations in temperate regions of the world?

Answer 4

Taiga

Question 5

Which type of forest would be expected to live lower elevation foothills in temperate regions of the world?

Answer 5

Deciduous

Question 6

Which 5 factors pose the greatest threat to biodiversity on earth

Answer 6

Overexploitation 
Habitat loss
Habitat fragmentation 
Climate change
Introduced species

Question 7

DDT build up in a single bald eagle over its lifetime is best described as

Answer 7

Bioaccumulation

Question 8

The fact that levels of DDT would expect to be higher a bald eagle than in the fish the bald eagle eats is a result of

Answer 8

Biomagnification