Quiz #4_ Fall 2023 UI344-740 Plants & Humanity 12830

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Southeast Missouri State University *

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Biology

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Apr 3, 2024

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12/14/23, 7:23 PM Quiz #4: Fall 2023 UI344-740 Plants & Humanity 12830 https://canvas.semo.edu/courses/25424/quizzes/84162?module_item_id=1370828 1/5 Quiz #4 Due Nov 19 at 11:59pm Points 20 Questions 10 Available Aug 22 at 12am - Dec 10 at 11:59pm Time Limit 45 Minutes Instructions This quiz was locked Dec 10 at 11:59pm. Attempt History Attempt Time Score LATEST Attempt 1 21 minutes 20 out of 20 Score for this quiz: 20 out of 20 Submitted Nov 19 at 4:36pm This attempt took 21 minutes. Quiz #4 covers material from chapters 19-21 and 23, with the first nine questions being a mix of multiple choice & true-false, and the final question a short answer. 2 / 2 pts Question 1 A South American tree known to contain quinine in its bark is Quercus Pinus Ephedra Cinchona Correct! Correct!

12/14/23, 7:23 PM Quiz #4: Fall 2023 UI344-740 Plants & Humanity 12830 https://canvas.semo.edu/courses/25424/quizzes/84162?module_item_id=1370828 2/5 2 / 2 pts Question 2 Although aspirin today is a synthetic drug, it has its plant origins in willow bark. True Correct! Correct! False 2 / 2 pts Question 3 Taxol is a new cancer-fighting drug obtained from the bark of Pacific yew Correct! Correct! southwestern pine cinchona tree black willow 2 / 2 pts Question 4 Nicotine, an active constituent of tobacco, can be classified as an alkaloid. True Correct! Correct! False

12/14/23, 7:23 PM Quiz #4: Fall 2023 UI344-740 Plants & Humanity 12830 https://canvas.semo.edu/courses/25424/quizzes/84162?module_item_id=1370828 3/5 2 / 2 pts Question 5 Which of the following alkaloids is considered a stimulant, addictive, and a good insecticide? nicotine Correct! Correct! atropine cocaine codeine 2 / 2 pts Question 6 Allelopathy is an interaction between plants in which chemicals are released into the environment that inhibits the growth and development of competing plants. True Correct! Correct! False 2 / 2 pts Question 7 Pyrethrum and ____________ are two examples of plant-derived insecticides. alkaloids rotenone Correct! Correct! urushiol

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12/14/23, 7:23 PM Quiz #4: Fall 2023 UI344-740 Plants & Humanity 12830 https://canvas.semo.edu/courses/25424/quizzes/84162?module_item_id=1370828 4/5 glycosides 2 / 2 pts Question 8 Fungi which develop a mutualistic relationship with the roots of vascular plants are known as mycorrhizae Correct! Correct! lichens saprobes conidia 2 / 2 pts Question 9 All fungi reproduce sexually. True False Correct! Correct! 2 / 2 pts Question 10 Your Answer: Describe the use of fungi in bioremediation. Fungi plays an important role in our ecosystem as decomposers. Fungi is able to break-down organic chemicals and decrease the risk of metals or

12/14/23, 7:23 PM Quiz #4: Fall 2023 UI344-740 Plants & Humanity 12830 https://canvas.semo.edu/courses/25424/quizzes/84162?module_item_id=1370828 5/5 metalloids as well as break down hard to degrade biopolymers. Fungi is used to decontaminate contaminated areas. Fungi has the ability to thrive in soils with different climate conditions and their diversity makes them good candidates for bioremediation. Quiz Score: 20 out of 20

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