What Do You Know? Challenge #1

Elwynn's Iowa Weather Quiz

by Elwynn Taylor
Iowa State University Extension Climatologist

Here's how it works.

Every two to three weeks a different Iowa State University Extension staff person will present a challenging quiz on an interesting consumer-oriented topic. To play the "game," all you have to do is think about the answers to the questions. You can check your answers by clicking your mouse on the highlighted word or phrase in each question. It's an open book type of game. You can grade your own paper.

Good Luck with the "What Do You Know?" challenge. Drop us an e-mail message and tell us how you like the quiz.

Question #1. The total annual precipitation for Iowa averages:

a. 23 inches

b. 28 inches

c. 33 inches

d. 38 inches

Question #2. The two major crops in Iowa are corn and soybean. Of these:

a. Corn requires considerably more water.

b. Soybean requires more water than corn.

c. Corn and soybean use about the same amount of water.

Question #3. How much water does corn normally require to produce a full yield in central Iowa?

a. 18 inches

b. 20 inches

c. 22 inches

d. 24 inches

Question #4. How much water can Iowa's soils hold for use by crops?

a. 5 inches

b. 7 inches

c. 9 inches

d. 11 inches

Questions #5. Which month is Iowa's wettest?

Questions #6. Which month is Iowa's driest?

Questions #7. Which month is Iowa's coldest?

Questions #8. Which month is Iowa's hottest?

Question #9. What is the average date of the last spring freeze in northwest Iowa?

a. April 20

b. April 25

c. May 1

d. May 5

Question #10. What is the average date of the first fall freeze in northwest Iowa?

a. September 29

b. October 3

c. October 8

d. October 14

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