Sexual Reproduction in Animals
Great diversities are found in terms of sexual reproduction among animals.
vivipary
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United Nations System
On June 26, 1945 fifty-one; nations representing 80% of the world’s population approved and signed a charter for the establishment of a world body of nations – the United Nations Organisation (UNO); at San Francisco.
Industrial Pollution Control Measures
Prevention of entry into the environment: According to this principle, pollutants are checked at the point of their origin and are not allowed to enter into the environment by the application of specific devices.
Management and Protection of Crops
Proper arrangement of resources and techniques to check losses to crops through different factors is called as Crop Protection Management.
Cooking and Fuels
The process of preparing food for consumption with the use of heat is called as cooking. The art and science of cooking is called as cookery.
Land Pollution -Sources and Prevention
Some environmentalists define land pollution as – build up of toxic chemical compounds, salts, pathogens or radioactive materials in soil that can affect plant and animal life adversely, is called as soil pollution.
The Stockholm Conference
The tragedies in the environment stimulated the world nations the recognition of which first appeared in the shape of the United Nations Conference on Human Environment for the preservation and enhancement of its quality, at Stockholm from June 6 to June 16 in the year 1972. The delegates from 114 nations attended the conference and signed the Stockholm Declaration.
Quality of life Vs. Quality of environment
practices of modernization have disturbed the quality of environment.
The Story of Daddy Longlegs
Well, Daddy Longlegs or the Grandfather Grey Beard is a Cellar Spider named as Pholcus taxonomically. It is a member of the family Pholcidae (C.L.Koch, 1850). It is an Aranchomorph spider that comes under the phylum Arthropoda.
Define conservation. Why do we need conservation?
Conservation of the environment implies the sustainable use and management of natural resources, including wildlife, water, air, and soils.
How to manage our Natural Resources
Human activities have never been friendly to environment. The remains of Mohenjo-Daro and Harappa signify that the civilization ended due to desertification which might had been caused by large scale deforestation. Still today impacts of such human activities have started appearing. Hence it is essential that we manage our natural resources properly.
Bee hive and basic idea of honey collection
Natural beehives are naturally occurring structures occupied by honeybee colonies, such as hollowed-out trees, while domesticated honeybees live in man-made beehives, known as Apiary.
