During what geologic period did the bony ray-finned fishes diversify tremendously and begin to dominate the aquatic habitats of Earth and when the lobe-finned fishes first appeared.

What is a continental drift?

Describe how the English-speaking population first came to Australia. How did forced migration play a role in the colonization and settlement of Australia?

A farmer examines the soil of a new plot of land he just purchased. He notices that the soil is very dark, almost black in color. The soil is filled with organic material. Based on his experience, the farmer knows this soil has a high fertility.

Where are there rain forests on the subcontinent? O A. Throughout central India O B. South India and Sri Lanka O C. Northern India O D. Sri Lanka and the Madhya region

Why do we need lots of schools, hospitals and entertainment centres

The less mass in a given volume of air, the a. more the air weighs. b. greater the air pressure. c. more dense the air. d. less dense the air.

Which is the most destructive kind of mass movement

What immediately happens to rainwater when it falls to earth? What eventually happens to it?

People who disagree with the government are arrested. Limited or Unlimited Government?

Imagine that you are a turf consultant and are being asked to recommend the best turfgrass type for a new high school football field in Phoenix. Which of the following Southwest turfgrass types would be your best recommendation? a. Perennial rye b.