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
Answer 50 questions
Test your existing knowledge.
View your test results
Based on your results, we'll create a customized Test Prep Plan just for you!
Study more effectively: skip concepts you already know and focus on what you still need to learn.
Free Practice Test Instructions:
Choose your answer to the question and click 'Continue' to see how you did. Then click 'Next Question' to answer the next question. When you have completed the free practice test, click 'View Results' to see your results. Good luck!
Question 1 1. What three features increase the surface area of the small intestine?
Question 2 2. Humans add phosphorus to the phosphorus cycle through _____.
Question 3 3. Guard cells are triggered by which of the following?
Question 4 4. The trachea branches twice, and then those branch again, and so on. How many total times does branching occur from the trachea to the alveoli?
Question 5 5. Lumen refers to
Question 6 6. What types of animals can be found in freshwater biomes?
Question 7 7. How do non-vascular plants benefit their environment?
Question 8 8. Which of the following is NOT a type of non-vascular plant?
Question 9 9. How many types of terrestrial ecosystems are there?
Question 10 10. Which of the following might contain fresh water but is not always considered a freshwater biome?
Question 11 11. Which of the following plant structures are used to distinguish monocots from eudicots?
Question 12 12. Our respiratory system includes:
Question 13 13. What percentage of absorption takes place in the small intestine?
Question 14 14. In commensalism, both species must benefit from the relationship.
Question 15 15. Abiotic factors ______.
Explore our library of over 79,000 lessons
Browse by subject