Question

Как губки выделяют ненужные вещества? (Если можно, побыстрее)25 Баллов за ответ!

Answer 1

Происходит сокращение вакуоли и губка выбрасывает все ненужные ей вещества 

Answer 2

How Do Sponges Excrete Waste Substances?

Sponges, as simple aquatic animals, excrete waste substances through a process called osmoregulation. This process involves the removal of metabolic wastes and excess substances from the sponge's body. Sponges accomplish this in several ways.

1. Water Circulation: Sponges maintain a constant flow of water through their bodies, which allows them to obtain food and oxygen while also expelling waste products. The water flow is facilitated by specialized cells called choanocytes and porocytes.

2. Amoebocytes: Within the sponge's body, amoebocytes play a crucial role in excreting waste substances. These cells are responsible for transporting and removing waste materials, such as ammonia and other metabolic by-products, from the sponge's body.

3. Diffusion: Sponges also rely on the process of diffusion to excrete waste substances. Waste products, such as ammonia, are released into the water through diffusion, allowing them to be carried away from the sponge's body.

4. Excretion of Solid Waste: In addition to excreting dissolved waste substances, sponges also expel solid waste particles. These particles are removed from the sponge's body through the flow of water and the action of specialized cells.

In summary, sponges excrete waste substances through a combination of water circulation, the activity of amoebocytes, diffusion, and the expulsion of solid waste particles.