Vocabulary
Synonyms & Definitions
Main Ideas & Details
Comprehension
100

The miners found traces of gold in the stream.

What does the word traces mean in this sentence? 

small amounts

100

Ryan takes a shower every morning. 

What does the word shower mean in the sentence? 

wash

100

What is the main idea of this article? 

It is important to protect all of Earth's ecosystems

100

Which of theses is an example of an ecosystem?

forest

200

All the outdoor burning has been banned during the drought.

What does the word banned mean in this sentence? 

forbidden

200

The train sped down the track and out of sight

What does the word track mean in this sentence? 

railway

200

Ecologists also study the delicate balance of using the environment while protecting it. 

Why does the author use the words delicate balance in the sentence above? 

because making decisions about natural resources often involves difficult decisions

200

What is the section "An Ocean of Resources" MOSTLY about? 

how to use and protect the sea

300

The students studied the different species of monkeys they saw at the zoo. 

What does the word species mean? 

kinds

300

We heard the cry of a wolf during the night.

What does the word cry mean in the sentence? 

howl

300

Preserving the rainforest is important to all living things 

Which of these does NOT support the author's claim above? 


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

300

What reason does the author give to support banning fishing where necessary? 

some fish species are in danger

400

The organization collected a vast amount of canned goods for the soup kitchen. 

What does the word vast mean in this sentence? 

huge

400

To be fair, I will break the cookie into two pieces.

Which definition represents the meaning of break used in the sentence above? 

1. to cause to separate into pieces suddenly

2. To divide into pieces on purpose

3. To fracture a bone

4. To crack without separating into pieces

5. To find a solution to

definition 2 

400

Four of Earth's seven continents have traces of what used to be vast tropical forests? 

Why did the author choose the words traces and vast in the sentence below? 

because their meanings indicate an alarming contrast 

400

Why is the ozone layer important? 

it protects us from the sun's radiation

500

Every year we plant a variety of vegetables in our garden. 

What does the word variety mean? 

different types

500

I know the detective will break the case.

Which definition represents the meaning of break used in the sentence above? 

1. to cause to separate into pieces suddenly

2. To divide into pieces on purpose

3. To fracture a bone

4. To crack without separating into pieces

5. To find a solution to

definition 5

500

Which detail supports the idea that the reader can help protect the environment? 

"Put trash in its place"

500

What has to be done to protect the ozone layer? 

some chemicals have been banned

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