L15 "Ecology for Kids" Comprehension & Vocabulary Check

• clear

• empty

• heavy

• huge

• large area

• straight rows

• different types

• healthful foods

• delayed

• forbidden

• started

• watched

• enemies

• kinds

• likes

• sizes

• cold water

• golden rocks

• small amounts

• valuable items

• Everyone should study to become an ecologist.

• It is important to protect all of earth's ecosystems.

• The destruction of the ozone layer is an ecological disaster.

• The destruction of the rain forests is an ecological disaster.

• because ecology is a delicate subject that some people don't approve of

• because people can use tools such as a balance to weigh harmful substances

• because there are obvious heroes and villains when it comes to protecting the earth

• because making decisions about natural resources often involves difficult decisions

• The rain forest is an important habitat for animals.

• The rain forest is a major source of Earth's oxygen.

• Rain forest plants are a source of important medicines.

• Rain forest plants are a major source of Earth's food supply.

• air

• ecologist

• forest

• mammal

• "Put trash in its place."

• "Now, these forests are gone."

• "Trees give us resources and natural beauty."

• "The sea covers four-fifths of Earth's surface."