Question

Лабораторная работа номер 4 по биологии 7 класс внешнее строение раковин пресноводной и морских малюсков

Answer 1

Боковые ребра, тело и слизь

Answer 2

Lab Work on the External Structure of Freshwater and Marine Mollusk Shells

The external structure of freshwater and marine mollusk shells is an interesting topic to explore. Let's delve into the details.

Freshwater and Marine Mollusks: Freshwater and marine mollusks are diverse and can be found in various aquatic environments. Their shells serve as protection and play a crucial role in their survival.

External Structure: The external structure of mollusk shells varies depending on the species and the environment they inhabit. Differences in shape, size, and texture can be observed between freshwater and marine mollusk shells.

Importance of Shell Structure: The structure of mollusk shells is essential for their protection, buoyancy, and defense against predators. Understanding the external features of these shells provides valuable insights into the adaptation of mollusks to their respective habitats.