Notes and Study material for Exams
India’s Missile program Introduction India’s missile programme took a shot from space programme, beginning 1967. In 1972, Rohini- a 560 two-stage, solid propulsion sounding rocket was developed and test fired India first launched its small 17-tonne SLV-3 space booster in 1979 India successfully injected the 35 kg Rohini I satellite into near-earth orbit in … Read more
Elements of Climate and weather Climate is decided by a region’s climate system. A climate system has few major components: the Atmosphere, the layer, the cryosphere, and the land surface. The atmosphere is that the most variable a part of the climate system. The composition and movement of gases encompassing the planet will change … Read more
The major causes of the Environmental Degradation are modern Urbanization, industrialization, over-Population Growth, deforestation etc. Environmental pollution refers to the degradation of quality and quantity of natural Resources. Mahatma Gandhi’s principle of “enoughness” in his saying “the earth provides enough to satisfy every persons need but not for every person’s greed” According to World Commission … Read more
Quick Revision ( SCIENCE SERIES, Art 2): NUCLEAR TECHNOLOGY, RADIOACTIVITY and Its application Nuclear technology: Nuclear technology is technology that involves the nuclear reaction of atomic nuclei. Among the notable nuclear technologies are Nuclear Reactors, nuclear medicine and nuclear weapons. BASIC CONCEPTS: Nuclear Energy: The energy produced due to changes … Read more
Climate Change It is the long term change in the statistical distribution of weather patterns over periods of time Though it has been happening naturally for millions of years, in recent years it has accelerated due to anthropogenic causes and has been causing Global Warming. UNFCCC defines Climate Change as – “a change of climate … Read more
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> Geo-political and Strategic development in South Asia South Asia is a sub-region of Asian continent comprising the modern states of Afghanistan, Bangladesh, Bhutan, India, the Maldives, Nepal, Pakistan and Sri Lanka. It covers about 4,480,000 km2 or 10% of the continent, and is also known as … Read more
Civilian and military uses of Nuclear Energy Civilian uses Plant mutation breeding Plant mutation breeding is the process of exposing the seeds or cuttings of a given plant to radiation, such as gamma rays, to cause mutations. The irradiated material is then cultivated to generate a plantlet. Plantlets are selected and multiplied if … Read more
Radio activity Radioactivity is a physical process. As the name implies it is the act of emitting radiation spontaneously. In simple terms if atomic nucleus is unstable and want to loose some energy, it will release energy in the form of radiations. There are several types of particles or waves that may shoot out of … Read more
India’s Journey Towards Ozone Layer Protection: A Balancing Act of Development and Sustainability The ozone layer, a fragile shield in the Earth’s stratosphere, plays a crucial role in absorbing harmful ultraviolet (UV) radiation from the sun, protecting life on Earth. However, human activities, particularly the release of ozone-depleting substances (ODS), have threatened this vital layer, … Read more
Exploring the Diversity of Family Structures: Types of Families The traditional image of a family â a married couple with children living under one roof â is increasingly outdated. Today, families come in a myriad of shapes and sizes, reflecting the evolving social landscape and changing societal norms. This article delves into the diverse tapestry … Read more