Question

Таблица внутреннее строение дождевого червя (система органов,строение ,значение)​

Answer 1

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Answer 2

Internal Structure of Earthworms

The internal structure of a earthworm consists of various organs and systems that play crucial roles in its survival and function.

Organ Systems: - The digestive system of the earthworm includes the mouth, pharynx, esophagus, crop, gizzard, and intestine. The digestive system is responsible for processing and extracting nutrients from the soil. - The circulatory system of the earthworm is a closed system that consists of blood vessels and five pairs of aortic arches. This system is responsible for the distribution of nutrients and oxygen throughout the body. - The excretory system of the earthworm includes nephridia, which are responsible for removing metabolic wastes from the body. - The nervous system of the earthworm consists of a ventral nerve cord and a series of ganglia. This system coordinates the earthworm's movements and responses to stimuli.

Importance: The internal structure of the earthworm is essential for its survival and function. Each organ and system plays a specific role in the earthworm's ability to process nutrients, excrete waste, and respond to its environment.

Significance: 1. Role in Soil Health: Earthworms play a crucial role in maintaining soil health by aerating the soil and enhancing nutrient cycling. 2. Contribution to Ecosystem: Earthworms are an important part of the ecosystem, contributing to the breakdown of organic matter and soil fertility.

For more detailed information, you can refer to the provided sources.