In an Area with Nitrogen- Poor Soil, Legumes Often Dominate

question 62

Multiple Choice

In an area with nitrogen- poor soil, legumes often dominate over other plants because they

• A) have long taproots that can extract nitrogen from deeper down in the soil.
• B) have unique access to the large atmospheric pool of nitrogen thanks to their symbiotic bacteria.
• C) inhibit the growth of denitrifying bacteria around their roots, thus keeping more nitrate in the soil.
• D) do not need nitrogen at all.
• E) obtain supplemental nitrogen by trapping insects and other prey.

---

Definitions:

Agricultural Society

An agricultural society is a community or nation whose economy is heavily based on agriculture and farming practices.

Domesticated Animals

Animals that have been bred and kept by humans for work, food, or as pets, showing traits that differ from their wild ancestors.

Accumulating Material Goods

The process of systematically gathering and holding onto physical items or products, often beyond immediate needs or personal enjoyment.

Industrial-Medical Evolution

The progression and development of healthcare practices and technologies as influenced by industrial advancements.