Describe the earthworm using the following plan: 1. What type is it? 2. What class does it belong to?

| November 29, 2020 | education

Describe the earthworm using the following plan: 1. What type is it? 2. What class does it belong to? 3. Features of the external structure 4. What does it eat? 5. Digestive system 6. Respiratory system 7. Circulatory system 8. Excretory system 9. Nervous system 10. Sensory organs 11. Reproduction 12. Meaning

1) Ringworm
2) Low-frequency class
3) Elongated body, rounded in cross-section, divided by annular constrictions into 100-180 segments.
4) Semi-rotten leaves, everything that finds on the ground in a place with the ground
5) Mouth, Pharynx, Esophagus, Goiter, Stomach, Intestine
6) The respiratory system is absent
7) Closed
8) Secretion funnels
9) Supraopharyngeal ganglion, subpharyngeal ganglion, abdominal nerve cord
10) Smells, distinguishes between light and shadow, has no hearing
11) All organs of reproduction of worms are on the head, they have no division into a boy and a girl
12) Form soil drainage, create soil ventilation, prepare the ground for plant growth



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.