Benchmark Universe A Short History of a Special Plant #1

This question has two parts. First, answer part A. THen answer Part B.

Part A: Which sentence best states the main idea of paragraphs 1 through 3?

• The US provides the world with a large produce of corn.

• In the beginning of civilization in Central and North America people used cord for almost everything they needed.

• Native Americans were the first people to grow and use corn.

• Corn is an important crop in the US and has been important for thousands of years.

Part B: Select three details from the passage that supports the main idea in Part A.

• The US produces corn for countries all over the world.

• Native Americans planted corn together in their communities

• More than five thousand years ago Native Americans developed corn.

• Early Americans used corn for beds, baskets, and even for their roofs.

In paragraph 4, the first vowel sound ai is pronounced like the

• a in banded

• ay in delay

• a in trapping

• a in random

Reread paragraph 5. Which sentence explains why planting corn was helpful and important.

• The corn plant helped restore the soil of all its integrity and moisture.

• Corn served many different purposes.

• Native Americans helped cultivate corn.

• The corn plant helped European settlers survive when they migrated to America.

What does symbiosis in paragraph 5 mean?

• beneficial for all

• to be perfect

• groups of people or plants

• interaction between two organisms that like close together.