Non-renewable and Renewable Sources of Energy
Energy is the basic force capable of running life. But, the sources of energy are running short.
Rajiv Gandhi
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Communities dependent on animals: Cruelty and Hunting
community in India has traditionally been rearing sheep to earn their livelihood. Circus owners still keep many types of animals as performers and earn money through their shows.
Human Activities and Environment
Waste too is found in three states- solids, liquids and gases. Liquid wastes such as different types of chemicals, useless medicines, detergents, pesticides, oil, automobile wastes etc. spread on the soil surface and make it poisoned. Decomposition and burning of things on ground produce different gases that pollute the air.
Plants that survive under hardships
Many ferns grow along north or west facing walls every year. Their spores might have been there in crevices during the dry season. Unless there is a supply of water from leaking pipe they complete their life cycle within the rainy season and pack up with the passing rains. They pass away and leave for us a lesson to remain happy and survive in hard conditions.
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.
Determination of sex in living organisms
Determining male or female form of living organism through sexual reproduction is called as sex determination. Sex determination on a large scale is of two types- environmental, genetic and chromosome based.
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.
Take Beet Roots and Spinach Soup to raise the Oxygen in Blood
In the current period of Corona Pandemic most of the people are running to and fro for oxygen container as if Oxygen can only cure the corona patients in this period.
Biomass Energy and its implications
The dry weight of organic matter produced by plants, their derivatives and wastes are called as BIOMASS. The biomass includes crop residues, plant parts, body parts of dead animals and animal wastes. As biomass is created due to photosynthesis by plants, so energy from biomass or bio wastes is regarded as another form of solar energy.
Technological Development
The application of scientific knowledge for practical purposes, especially in industry, is called as technology.
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…
