Skachat Besplatno Prezentatsii Po Biologii 7 Klass Briukhonogie Molliuski File

A broad, flat sole used for crawling via muscular waves.

Most terrestrial snails (e.g., Grape Snails). A broad, flat sole used for crawling via muscular waves

Includes a radula (a "grater" with chitinous teeth) to scrape food. Respiration: Aquatic species: Gills . Terrestrial species: A lung (a modified mantle cavity). a visceral hump (inside the shell)

Include a labeled drawing of the Radula and the Internal Organs . and a muscular foot . Biology

Consists of a head , a visceral hump (inside the shell), and a muscular foot .

Biology, 7th Grade Topic: Diversity, Structure, and Role in Nature 📂 Slide 1: Introduction Definition: Gastropods are the largest class of mollusks. Species: Over 100,000 known species. Habitat: Occupy sea, freshwater, and land. Key Feature: A single, often spiral-shaped shell. 📂 Slide 2: External Structure