Concept:Biotic components are the living parts of an ecosystem.
Explanation:An agricultural ecosystem is made up of biotic and abiotic components.
Biotic components are all living organisms found within the ecosystem.
Examples in a farm setting include crops, pests, and beneficial insects.
Abiotic components are non-living factors, such as temperature, humidity, water, and soil.
Option A lists only living things: crops, pests, and beneficial insects.
Options B, C, and D incorrectly include non-living factors like temperature, humidity, water, or soil.
Therefore, the option containing only organisms is the correct answer.
Answer:A. crops, pests and beneficial insects