Net primary productivity is the
a. rate of photosynthesis.
b. rate of energy flow.
c. amount of energy stored in the ecosystem.
d. amount of energy utilized by autotrophs.
e. amount of energy utilized for growth and
reproduction
Answer: e
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a. blunt b. tapered c. rounded d. flattened
Which of the following is NOT an example of a pronatalist pressure?
A. Children are a source of pride, pleasure, and comfort. B. Children can contribute to the household income. C. Children may support their parents as they grow older. D. Children can replace members of society as they die. E. All of the above are examples of pronatalist pressures.
You are taking someone's blood pressure and are listening to sounds of blood flow just under the blood pressure cuff. If this person is hypertensive and has a blood pressure of 140/90, what would be the blood pressure associated with the first sound you
hear? A) above 140 mm Hg B) between 90 and 140 mm Hg C) below 90 mm Hg D) between 70 and 120 mm Hg
Photoautotrophs reside in the ________ zone(s) of marine environments.
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