General Studies Science: Help & Review  /  Science Courses

Test Prep Plan - Take a practice test

Take this practice test to check your existing knowledge of the course material. We'll review your answers and create a Test Prep Plan for you based on your results.
How Test Prep Plans work
1
Answer 50 questions
Test your existing knowledge.
2
View your test results
Based on your results, we'll create a customized Test Prep Plan just for you!
3
Study smarter
Study more effectively: skip concepts you already know and focus on what you still need to learn.

Plant & Soil Ecology Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. Which of the following salts, produced from nitrite, is commonly used to cure meats?

Question 2 2. What is the correct chemical formula of nitrite?

Question 3 3. What best describes the reason for the nitrite structure to have a negative charge?

Question 4 4. Nitrite is known to be an ambidentate ligand. Which of the following best defines this ligand?

Question 5 5. Which of the following statements are true regarding nitrite?

Page 2

Question 6 6. Which one of the following structures is NOT part of the androecium?

Question 7 7. An androecium _____.

Question 8 8. Which of the following best describes microsporangia?

Question 9 9. In a plant, the part that usually makes up the third whorl of a flower is called what?

Question 10 10. Pollen grains are produced in which one of the following parts of the androecium?

Page 3

Question 11 11. Plants and animals need nitrogen to ______.

Question 12 12. Through nitrification, ______, a form of nitrogen, is converted into nitrates.

Question 13 13. Nitrogen enters the ground in an ______ form and is changed into an ______ form during nitrification.

Question 14 14. ______ break down ammonia to create ______, then ______.

Question 15 15. Nitrogen can enter the ground through ______.

Page 4

Question 16 16. Which of the following statements is true about land plant growth?

Question 17 17. Which of the following would NOT be removed by removing a tree's bark?

Question 18 18. When cork cambium cells divide toward the outside of the tree, what kind of cells do they become?

Question 19 19. The waxy substance produced by cork cells that helps prevent water loss is called _____.

Question 20 20. Removal of a strip of bark that completely encircles a tree is called _____.

Plant & Soil Ecology Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Support