Of the five mass extinctions, the ________ extinction eliminated greatest percentage of genera.
A. Ordovician
B. Triassic
C. Cretaceous
D. Permian
Answer: D
Environmental & Atmospheric Sciences
You might also like to view...
An infant gains 10 pounds. Why would you consider this to be an example of a chemical change?
What will be an ideal response?
Environmental & Atmospheric Sciences
Poland shares the humid continental climate type with:
A) the United Kingdom B) Portugal C) Scotland D) Austria
Environmental & Atmospheric Sciences
Temperature changes from one year to the next are called ____________________ temperature variations
Fill in the blank(s) with correct word
Environmental & Atmospheric Sciences
Life-cycle analysis is useful because energy and environmental hazards are associated with ________ of products.
A. Production, but not use B. Production and use, but not disposal C. Production, transport, use, and disposal D. Use as well as production E. Both transport and production
Environmental & Atmospheric Sciences