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Q: Deserts, rain forests, coral reefs and mangroves are features of ______ diversity.
  • A. genetic
  • B. cultural
  • C. species
  • D. ecological
Correct Answer: Option D - An "Ecological System" is a biological community consisting of all the living organisms (including humans) in a particular area and the nonliving components, such as air, water, minerals and soil, with which the organisms interact. Examples of ecological system include forests, grasslands, agricultural system, lakes, desert, rain forests, coral reefs and mangroves.
D. An "Ecological System" is a biological community consisting of all the living organisms (including humans) in a particular area and the nonliving components, such as air, water, minerals and soil, with which the organisms interact. Examples of ecological system include forests, grasslands, agricultural system, lakes, desert, rain forests, coral reefs and mangroves.

Explanations:

An "Ecological System" is a biological community consisting of all the living organisms (including humans) in a particular area and the nonliving components, such as air, water, minerals and soil, with which the organisms interact. Examples of ecological system include forests, grasslands, agricultural system, lakes, desert, rain forests, coral reefs and mangroves.