Author Question: There is a severe crisis of plant species disappearance in the United States. One study found that ... (Read 92 times)

dollx · **on:** Jul 10, 2018

There is a severe crisis of plant species disappearance in the United States. One study found that _____ percent of the vegetable varieties available in the early 20th century are extinct today.

A) 63
B) 47
C) 97
D) 77
E) 58

Question 2

The potlatch is common among the Hopi Indians in the U.S. Southwest.

a. True
b. False