Onion, the bulb among vegetables
Onion is a bulb. It is a vegetable which is most widely cultivated species. Its genus is Allium. This genus…
allium
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Structure and Functions of Ecosystems
The environment has two basic components: Biotic and Abiotic. The biotic components of an ecosystem are living beings—plants, animals, and…
Types of Extinction of Species
The Conservation Status of Biodiversity is usually known through the comprehensive Inventory prepared periodically by the IUCN, the International Union for the Conservation of Nature and Natural Resources. This comprehensive Inventory of the Conservation Status of Species is popularly known as the Red List or the Red Data List.
Positive and Negative Interdependence among Organisms in Ecosystems
Interdependence between two species through which individuals of either one or both species benefit is called positive interdependence. The benefits to the individual of any species through this relationship may be continuous or transitory, obligate or facultative. Both partners in this type of relationship may be in close contact; one may be inside some specific area or attached to the surface of the other’s body. Positive interdependence is divided into three major types: mutualism, Commensalism, and proto-cooperation.
Characteristics of Animals
This word is usually applied for the non-human members of the Kingdom Animalia in animal taxonomy. However, the closer relatives of humans like mammals (having mammary glands) have been included in this term. Thus cows, bats, rats etc also are mammals.
Waste Management Technology in India Principles and Guidelines
Following principles and guidelines have been accepted for the control of different types of pollution- A. Prevention of entry into…
Pollution of atmosphere
The condition produced due to ‘substances put into air by the activity of mankind into concentration sufficient to cause harmful effects to his health, vegetables, property or to interfere with the enjoyment of his property’ is called as air pollution or the atmospheric pollution
Heredity, Its Physical Basis and Variations
Some specific characters are found in the parents of each species. These characters are transferred from generation to generation through the process of sexual reproduction.
How does energy flow through an ecosystem?
Consumers too utilize some energy in their metabolic processes. Under these conditions some energy escapes away in the form of their body heat and some energy is wasted through excretory matter from their bodies. The rest of the energy goes into the atmosphere when top consumer dies and its body is decomposed.
Occupations and Work
An activity that serves as one’s regular source of livelihood is called as occupation
Games and Sports: Yesterday, Today and Tomorrow
Games are essential for physical and mental development of children.
Shelter – Definition, Need and Types
The dictionary meaning of a shelter is – something beneath, behind, or within which a person, animal or anything is protected from adverse conditions, and where it can reproduce is called as a shelter.
