Economic Importance of Earthworms

Economic Importance of Earthworm

Earthworms are simple, commonplace creatures are of greater economic value to human beings in different ways. Our earth would be a far different place without them. They have both useful … Read more

Sense Organs of Earthworm

Sense organs of Earthworm

Earthworms have well-developed sense organs or receptor organs. Simple in structures. Reacts to a number of stimuli with the help of 3 types of sense organs: epidermal receptor, buccal receptor, … Read more

Characteristics of Invertebrates with examples

Characteristics of Invertebrates with examples

Habitat Numerical Strength Shape Size Symmetry Grade of Organisation Germ Layers Simple Integument Locomotion Segmentation Living Endoskeleton Coelom Dorsal gut Digestive System Circulatory System Respiratory System Excretory Mechanisms Nervous System … Read more

Digestive System of Earthworms

Digestive System of Earthworm

The digestive system of earthworms consists of the alimentary canal and the digestive glands. Earthworm Alimentary Canal Parts of the alimentary canal No. of the segment in the body Mouth … Read more