A deficiency in a plant micronutrient
A. results in no visible symptoms.
B. makes that plant susceptible to herbivores.
C. has no impact on the agriculture of a region.
D. can have a severe effect on plant growth.
E. is less serious than a deficiency in a macronutrient.
Answer: D
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Which one of the following annelid structures or events is not correctly paired with its role in locomotion?
A. circular muscles contract—segment becomes thin and long B. longitudinal muscles contract—segment becomes thick and short C. fluid in coelom—provides a hydrostatic skeleton D. septum—allows each segment to move independently E. chaetae—provides gas exchange surface for body muscles
The Northeast trade winds occur
A) between the equator and the north pole. B) between the equator and 30° N. C) between 10° N and 45° N. D) all along the Atlantic Ocean.
Proteins produced by the innate immune response to fight virus infection are (complement/interferons/opsonins)
What will be an ideal response?
Which fire ground situation is most likely to result in bloating?
a. gulping water b. use of positive pressure SCBA c. heavy exertion d. stress and anxiety