Plants can remove harmful chemicals from the soil by the process of
A. fertilization.
B. glandular secretion by leaves.
C. CO2 activation.
D. root nodule formation.
E. phytoremediation.
Answer: E
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What happened during the Cambrian explosion?
A. Animals first evolved from single-celled organisms. B. There was a large asteroid impact. C. There was a rapid diversification of animal forms. D. Many large volcanoes erupted.
Referring to the above diagram of the brain, B
identifies which region?
a. hypothalamus b. thalamus c. cerebrum d. corpus callosum e. cerebellum
Which of the following liberates the most energy
in the form of ATP? a. aerobic respiration b. anaerobic respiration c. alcoholic fermentation d. lactate fermentation e. all liberate the same amount, but through different means
Olfactory bulbs are located in which portion of the brain?
a. occipital lobe b. frontal lobe c. parietal lobe d. occipital lobe e. thalamus