The Mesozoic era is often called the age of reptiles. Which of the following also occurred during this era?
A. the origin of animals in the oceans
B. the appearance of the first plants on land
C. the appearance of the first animals (tetrapods and insects) on land
D. the appearance of the first mammals and flowering plants on land
Answer:D
The Mesozoic era is often called the age of reptiles. Which of the following also occurred during this era?
A. the origin of animals in the oceans B. the appearance of the first plants on land C. the appearance of the first animals (tetrapods and insects) on land D. the appearance of the first mammals and flowering plants on land