marine biology life

Wild life and forest constitute the biotic resources of nature. Wild life is abundant on land as well as in water, both fresh and marine. Life abounds in all habitats on land and in wat..

Biotic Resources - Wild life and forest constitute the biotic resources of nature. Wild life is abundant on land as well as in water, both fresh and marine. Life abounds in all habitats on land and in wat..

Introduction - The term ecology is derived from two Greek words (oikos - means 'house' or place to live and logos means 'a discussion or study'). Literally, ecology is the study of organism 'at home' in their native environment. The term was first introduced by Reiter in 1868, but was fully defined..

Aquatic Resources - Vast water bodies and large number of flowing waters support the life of aquatic species. Oceans occupying two-thirds of global area have naturally harboured a large wealth of aquatic plants and animals that are being exploited as aquatic resource. The diversity of ..

Sea Anemone Two layered body which is radially symmetrical. Aquatic in habitat which includes both fresh water and marine. The outer layer has tentacles armed with stinging cells cnidoblasts which can release venom into the victim. The inner layer encloses a body cavity called gastro..

Whales Several members of the animal kingdom belong to this group. They may be fresh water or marine forms. Sponges, molluscs and Echinoderms are invertebrates that are aquatic. Amongst the vertebrates, fishes, whales and dolphins exhibit a number of adaptive features for their li..

These protists belong to a division called Pyrrophyta of algae. They are a well defined group of unicellular, photosynthetic forms. Most of them are flagellated and motile but some forms are non-flagellated. Dinoflagellates are mostly marine forms. There are some fresh water forms also. M..

Similarly, India is bestowed with 7520 km of coastline with 20 lakh square km of exclusive economic zone for fishing around coastline. High priority is being offered to marine fisheries development with the support for production, marketing, canning the fishes as well as offering suitable..

Origin of Life - Philosophers and scientists from time immemorial have attempted to explain how and where life originated on this planet earth. Today, earth is the only planet where life exists. However, when the earth was formed about 4.8 billion years ago, there was ..

Philosophers and scientists from time immemorial have attempted to explain how and where life originated on this planet earth. Today, earth is the only planet where life exists. However, when the earth was formed about 4.8 billion years ago, there was absolutely no sign o..