At the end of the Paleozoic era, _____ constituted about 90 of ...

[viki]

At the end of the Paleozoic era, _____ constituted about 90 of the known reptile genera.
 A)therapsids
 B)pelcyosaurs
 C)protorothyrids
 D)thecodontians
 E)amphibians

Question 2

What has been one consequence of desertification?
 A)The rate of global warming is accelerating.
 B)There are more droughts.
 C)Environmental refugees have a greater area to settle.
 D)Croplands and rangelands are less productive.
 E)The Sahara is no longer a fertile savanna.

[vkodali]

Answer to Question 1

A

Answer to Question 2

D

[viki]

Thanks for the timely response, appreciate it

[irishcancer18]

TYSM