Reference no: EM133292976
1. The first true monkeys appear in the fossil record approximately:
a. 5 million years ago.
b. 35 million years ago.
c. 65 million years ago.
d. 300 million years ago.
e. 500 million years ago.
2. Dinosaurs would have been alive at which of the following times?
a. 5 million years ago.
b. 35 million years ago.
c. 50 million years ago.
d. 100 million years ago.
e. 500 million years ago.
3. The first human-like primates appear in the fossil record approximately:
a. 5 million years ago.
b. 35 million years ago.
c. 65 million years ago.
d. 300 million years ago.
e. 500 million years ago.
4. Logically, during which time period could giraffes have been alive on earth? (THINK)
a. 20 million years ago
b. 70 million years ago
c. 150 million years ago
d. 350 million years ago
e. over a billion years ago
5. All of the following are isolating mechanisms that keep species distinct EXCEPT:
a. Genetic incompatibility
b. Chemical incompatibility between eggs and sperm
c. Anatomic incompatibility
d. Behavioral incompatibility
e. The fact that female birds tend to be more colorful than males.