Question

У чому виявляється пристосованість дощового черв'яка до життя в ґрунті?

Answer 1

Наскрізна травна система

Answer 2

Він живе у грунті і знаходить поживні речовини для життя.

Answer 3

Adaptation of Earthworms to Soil Life

The adaptation of earthworms to life in the soil is manifested in several ways:

1. Body Structure: - The body of earthworms is well-suited for life in the soil. They have a long, cylindrical shape with a slimy, moist skin that allows them to move easily through the soil and helps in respiration. Their body is segmented, allowing for flexibility and movement in the soil.

2. Feeding Habits: - Earthworms are detritivores, meaning they feed on decaying organic matter in the soil. Their feeding habits contribute to the breakdown of organic material, which aids in the recycling of nutrients in the soil.

3. Burrowing Behavior: - Earthworms create burrows in the soil, which helps in aerating the soil and improving its structure. This burrowing behavior also facilitates the movement of water and nutrients within the soil, benefiting plant growth.

4. Reproduction and Life Cycle: - The reproductive strategy of earthworms, which involves cocoon formation and internal fertilization, is well-suited for life in the soil. Their life cycle, including the development of juveniles in the soil, ensures the continuation of their population in their soil habitat.

5. Sensory Adaptations: - Earthworms have sensory adaptations that allow them to navigate and survive in the soil environment. These adaptations include sensitivity to light, touch, and chemicals, which help them avoid predators and locate suitable habitats within the soil.

In summary, the adaptation of earthworms to life in the soil is evident in their body structure, feeding habits, burrowing behavior, reproductive strategy, and sensory adaptations. These characteristics enable them to thrive in the soil environment and play a crucial role in soil health and ecosystem functioning.