___________________ Are a Type Activated by Visible Light, Light Invisible

question 11

Essay

___________________ are a type activated by visible light, light invisible to human eye, or flame flicker.

---

Definitions:

The Congo

A country located in Central Africa, formally known as the Democratic Republic of the Congo, known for its rich natural resources but also its political instability.

Farm Productivity

The measure of output (such as crops or livestock) produced per unit of input (like labor or land) in agricultural activities.

Developing Countries

Nations with lower levels of industrialization, lower standards of living, and often lower Human Development Index (HDI) scores than developed countries.

Primitive Farming

Basic agricultural practices involving simple techniques and tools, typically used in subsistence farming to meet the farmers' immediate needs.