Nervous System of Earthworm

Nervous System of Earthworm

Well developed and concentrated nervous system. Consists of 3 parts: the central, peripheral, and sympathetic nervous system. Figure: Nervous System of Earthworm. Image Source: Meridian Technical Charter High School. 1. … Read more

Economic Importance of Earthworm

Economic Importance of Earthworm

Earthworms are simple, commonplace creatures, are of greater economic value to human beings in different ways. Our earth would be an afar 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

Circulatory system of earthworm

Circulatory system of earthworm

Circulatory system of earthworm The circulatory or blood vascular system of an earthworm is a closed type. It consists of the blood vessel, heart, capillaries, and blood glands. Blood is … Read more

Amoeba proteus- Habitat, Culture and Structures

Amoeba proteus- Habitat, Culture and Structures

Classification of Amoeba proteus Phylum: Protozoa Subphylum: sacromastigophora Superclass: Sarcodina Class: Rhizopodea Subclass: Lobosia Order: Amoebida Genus: Amoeba Species: proteus Habit and Habitat of Amoeba proteus Amoeba proteus is widely … Read more

Feeding mechanism in Paramecium

Feeding mechanism in paramecium

1. Food Paramecium feeds in a holozoic manner, like an amoeba. The food comprises chiefly bacteria and minute protozoa which floats in the water in which it lives. It also … Read more