What Is One Effect of Modern Agricultural Practices

question 91

Multiple Choice

What is one effect of modern agricultural practices? 

• A) increase in genetic diversity through use of monocultures 
• B) prevention of soil erosion and desertification 
• C) benefits to human health from drinking groundwater with nitrates 
• D) contamination of recreational waters with livestock wastes

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Definitions:

Salivary Glands

Glands located in the mouth that produce saliva, aiding in digestion and maintaining oral health.

Pepsinogen

The inactive precursor of pepsin, a digestive enzyme that is secreted by the stomach wall and activates in gastric acid.

Chief Cells

Cells found in the stomach and parathyroid glands that are responsible for secreting pepsinogen and parathyroid hormone, respectively.

Parietal Cells

Cells within the lining of the stomach that produce and secrete hydrochloric acid and intrinsic factor, crucial for digestion and absorption of vitamin B12.