Which of the following chemical pollutants can cause harmful algal blooms?
A) Caffeine
B) Methyl mercury
C) Fertilizer
D) Polycyclic aromatic hydrocarbons
E) Prescription drugs
C
You might also like to view...
The rate of natural increase is a useful indicator for examining
A) levels of economic development and growth. B) population growth. C) impacts of migration. D) access to nutrition and health. E) nutritional density.
Which of the following will cause the rate of enzyme activity to increase linearly?
A) increasing the enzyme concentration B) increasing the substrate concentration C) increasing the temperature D) increasing the pH
The largest layer of Earth, in terms of volume, is the ____
a. lithosphere b. asthenosphere c. crust d. core e. mantle
What happens to the density of seawater with increasing depth in the oceans (the pycnocline)?
A. Rapid decrease shallow, then slow increase within depth B. Rapid increase shallow, then slow decrease with depth C. Rapid decrease shallow, then fairly constant with depth D. Rapid increase shallow, then fairly constant with depth