You Are a Landscape Architect Working on the Grounds of a Large

question 42

Multiple Choice

You are a landscape architect working on the grounds of a large estate.After you plant a dozen trees,the owner says,"There's been a mistake.The flowers on some of these willow trees look totally different! I specifically asked for Salix alba.You must have planted two different species." You refer to your tree guide,and read: "Salix alba - species of willow native to Europe and Asia,noted for the white undersides of leaves.Insect pollinated,dioecious.Grows 10-30m tall." How do you respond to the client?

• A)"Sorry about that sir,I will dig up the wrong trees right away."
• B)"Don't worry,the trees with the smaller flowers just haven't undergone phase change yet."
• C)"Don't worry,when the shorter trees reach full size,they will grow the other kind of flower."
• D)"Don't worry,Salix alba is dioecious,meaning each tree has either male or female flowers.That is why they look different."

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Definitions:

Indirect Contact

A mode of transmission of disease through an intermediate object or person, not involving direct physical contact with the infected individual.

Measles

A highly contagious viral disease marked by fever, cough, conjunctivitis, and a distinctive rash, primarily affecting children.

Future Exposures

Potential future contact with risk factors, pathogens, or environmental elements that could lead to health issues or disease.

Immune Cells

Cells of the immune system that defend the body against infectious diseases and other foreign invaders.