Which of the Following Statements Is TRUE Regarding Cycads

question 104

Multiple Choice

Which of the following statements is TRUE regarding cycads?

• A)Cycads are classified as gymnosperms; many cycads are considered to be "threatened" species and may eventually become extinct.
• B)Cycads are only found in nutrient-rich environments, given that their roots produce antibiotic-like compounds that prevent symbioses between cycads and bacteria.
• C)The pith and cortex of cycads are remarkably small. As a result, cycads are typically small in diameter and low to the ground.
• D)Cycads are very susceptible to fire. Because these plants cannot survive wildfires, the populations of cycads across the globe have become fragmented.
• E)Cycads are the most diverse group of gymnosperms, with twice the number of species compared with the conifer group.