APHG Unit 5 Test Review

the number of crops or people that an area can support

• sustainability

• carrying capacity

• population density

• resource availability

Answer explanation

The term 'carrying capacity' refers to the maximum number of crops or people that an area can sustainably support, making it the correct choice. Other options do not accurately describe this concept.

global movement of plants and animals between the Old World (Europe, Africa, and Asia) and New World (the Americas) after the age of exploration.

• Columbian Exchange

• Transatlantic Trade

• Silk Road Exchange

• Triangle Trade

Answer explanation

The correct answer is the Columbian Exchange, which refers to the widespread transfer of plants, animals, and goods between the Old World and the New World following the age of exploration.

Overgrazing and overfarming pasture areas has contributed to which problem?

• Desertification

• Soil Erosion

• Deforestation

• Water Pollution

Answer explanation

Overgrazing and overfarming lead to the degradation of land, reducing its ability to support vegetation. This process contributes to desertification, where fertile land becomes increasingly arid and unproductive.

the advances in plant biology that helped to develop higher yields, resistance to diseases, and faster growing varieties of grains during the Third Agricultural Revolution

• The Green Revolution

• The Industrial Revolution

• The Agricultural Adjustment Act

• The Sustainable Agriculture Movement

Answer explanation

The Green Revolution refers to the advances in plant biology that led to higher yields, disease resistance, and faster-growing grain varieties, significantly transforming agricultural practices during the Third Agricultural Revolution.

Which agricultural technology was central to the Second Agricultural Revolution?

• Steel plow

• Biotechnology

• Combine harvester

• Chemical fertilizer

Answer explanation

The steel plow, developed during the Second Agricultural Revolution, significantly improved soil cultivation, making it easier to farm tougher soils and increasing agricultural productivity.

A farmer who produces only enough food for their immediate family is practicing

• Commercial farming

• Subsistence farming

• Industrial farming

• Organic farming

Answer explanation

The farmer produces only enough food for their family, which defines subsistence farming. This type of agriculture focuses on self-sufficiency, contrasting with commercial farming that aims for surplus production.

What happened at the same time as the 2nd Agricultural Revolution?

• Industrial Revolution

• French Revolution

• American Revolution

• Green Revolution

Answer explanation

The 2nd Agricultural Revolution coincided with the Industrial Revolution, which began in the late 18th century. This period saw significant advancements in farming techniques and machinery, leading to increased agricultural productivity.

Which of the following is NOT a result of the First Agricultural Revolution? Permanent settlements, Stable food supply, Job specialization

• Population decline

• Increased trade

• Improved agricultural techniques

• Urbanization

Answer explanation

The First Agricultural Revolution led to permanent settlements, a stable food supply, and job specialization. However, it did not cause population decline; rather, it typically resulted in population growth due to increased food availability.

Which form of commercial agriculture is most common in the developing world?

• Mediterranean

• Market gardening

• Plantation

• Livestock ranching

Answer explanation

Plantation agriculture is prevalent in the developing world due to its focus on cash crops like coffee, sugar, and rubber, which are often produced for export. This system is more common than Mediterranean, market gardening, or livestock ranching.

The majority of the world's population engaged in agriculture is engaged in what TYPE of agriculture?

• Commercial agriculture

• Industrial agriculture

• Subsistence agriculture

• Organic agriculture

Answer explanation

The majority of the world's population engaged in agriculture practices subsistence agriculture, which focuses on growing food primarily for personal consumption rather than for sale.