Question

Directions: Determine whether each sentence is a run-on, is a comma splice, or is punctuated correctly.

Sentence	Type
Puerto Rico has many beautiful beaches and tropical rain forests, it also has many serious environmental issues.
This U.S. commonwealth has a large population, there are approximately 1,000 people per square mile.
This ratio is higher than that in any of the 50 states in the United States, Puerto Rico’s population density rivals those of Singapore, Hong Kong, and Taiwan.
Puerto Rico’s high population has led to much of its environmental damage.

Sentence	Type
For example, most of Puerto Rico’s native forests were cleared at the turn of the century the former forests are now housing developments, agricultural fields, and strip malls.
Also, many mangrove trees were cut down to create resort beaches the mangroves had protected the coast from erosion.
Over the years, Puerto Rico’s native forests were depleted, only 1% of them remain intact today.
The lack of trees caused the decline or extinction of many species, such as the Puerto Rican parrot, since their habitat was destroyed.

Directions: Determine whether each sentence is a run-on, is a comma splice, or is punctuated correctly.

Sentence	Type
Flocks of Puerto Rican parrots used to darken the sky on the tropical island, yet few now remain in the wild.
Puerto Rico has taken steps to restore its forests and wildlife, but the damage has not been easy to undo.
In 1934, the Forest Service began a major reforestation program over 18,000 acres went through reforesting over a 12-year span.
The Puerto Rican parrot is slowly coming back forest rangers guard and monitor each parrot egg until it hatches.

Answer 1

Puerto Rico has many beautiful beaches and tropical rain forests, it also has many serious environmental issues. Comma splice.

This U.S. commonwealth has a large population, there are approximately 1,000 people per square mile. Comma splice.

This ratio is higher than that in any of the 50 states in the United States, Puerto Rico’s population density rivals those of Singapore, Hong Kong, and Taiwan. Comma splice.

Puerto Rico’s high population has led to much of its environmental damage. Punctuated correctly.

For example, most of Puerto Rico’s native forests were cleared at the turn of the century the former forests are now housing developments, agricultural fields, and strip malls. Run on.

Also, many mangrove trees were cut down to create resort beaches the mangroves had protected the coast from erosion. Run on.

Over the years, Puerto Rico’s native forests were depleted, only 1% of them remain intact today. Comma splice.

The lack of trees caused the decline or extinction of many species, such as the Puerto Rican parrot, since their habitat was destroyed. Punctuated correctly.

Flocks of Puerto Rican parrots used to darken the sky on the tropical island, yet few now remain in the wild. Punctuated correctly.

Puerto Rico has taken steps to restore its forests and wildlife, but the damage has not been easy to undo. Punctuated correctly.

In 1934, the Forest Service began a major reforestation program over 18,000 acres went through reforesting over a 12-year span. Punctuated correctly.

The Puerto Rican parrot is slowly coming back forest rangers guard and monitor each parrot egg until it hatches. Run on.