Earthworm- Habit, Habitat, Morphology, Bodywall, Locomotion
Habit and Habitat of Earthworm The Earthworms are burrowers. It prefers to live in the burrow during the day and comes out at night and in damp cloudy weather for … Read more
Zoology
Zoology Notes
Economic Importance (Beneficial and Harmful) of Insects
Some insects are helpful for agriculture and human welfare but some insects are pests of our crop and some insects have poisonous nature. Here we study some beneficial and harmful … Read more
Protozoa- Locomotory organelles and locomotion methods
Locomotory Organelles in Protozoa Protozoan shows different verities of locomotory organs, such as pseudopodia, pellicular contractile structure, flagella, cilia. 1. Pseudopodia Pseudopodia are false feet of some Sarcodina protozoans such … Read more
Hydra- Reproduction (Budding and Sexual), Regeneration, Immortality
Hydra reproduces asexually by budding and sexually by the formation of gametes. Asexual reproduction of Hydra by Budding Figure: Hydra Budding. 1. Non-reproducing, 2. Creating a bud, 3. Daughter growing out, … Read more
Reproduction in Paramecium
Paramecium reproduces asexually by transverse binary fission and also undergoes several types of nuclear reorganization, such as conjugation, endomixis, autogamy, cytogamy, and hemixis, etc. 1. Transverse binary fission (Asexual reproduction) … Read more
Vorticella (Bell Animalcule)- An Overview
Vorticella (L.,vortex=whirl pool) is a microscopic, unicellular eukaryotic ciliate. It occurs as a sessile attached by a stalk to the substratum. Its body is almost bell-shaped or campanulate with a … Read more
Wuchereria bancrofti- Habitat, Morphology and Life Cycle
Wuchereria bancrofti is a filarial nematode that causes Wuchereriasis or filariasis(commonly called elephantiasis) in human beings. The name of this worm is given Wuchereria bancrofti in honor of the two … Read more
Aurelia (A Jellyfish)- An Overview
Aurelia is commonly referred to as jellyfish because it is made of a jelly-like substance. A jellyfish is not true fish which is a vertebrate animal with a backbone. It … Read more
Euglena viridis- An overview
Euglena viridis (Gr.,eu, true+ glene, eyeball or eye pupil+L., Viridis, green) is a unicellular green organism with an eye-like photoreceptive structure. It is phytoflagellate as it possesses both chloroplasts as … Read more
Digestive System of Earthworm
Digestive System of Earthworm consists of the alimentary canal and the digestive glands. Image Source: https://digestivesystemgroup2.weebly.com/earth-worm-lumbricus-terrestris.html Earthworm Alimentary Canal Complete straight tube throughout the length of the body from mouth … Read more