introduction

Introduction To Alkaloids

 Introduction to alkaloids (nicotine and cocaine) Alkaloids, any of a class of naturally occurring organic nitrogen-containing bases. Alkaloids have diverse and important physiological effects on humans and other animals. Well-known alkaloids include morphine, strychnine, quinine, ephedrine, and nicotine. Alkaloids are found primarily in plants and are especially common in certain families of flowering … Read more

The Kushanas: Short introduction

  In the early 2nd century BC, a tribe on the Central Asian frontier of China called Hsiung-nu defeated a neighboring one known as Yueh-chih. After more conflict, the survivors of the Yueh-chih were dislocated west, passing down the Ili river valley and along the southern shore of lake Issyk Kul. This movement also pushed … Read more

Indian Industry : An introduction

Indian Industry : An introduction Industry accounts for 26% of GDP and employs 22% of the total workforce. According to the World Bank, India’s industrial manufacturing GDP output in 2015 was 6th largest in the world on current US dollar basis ($559 billion), and 9th largest on inflation-adjusted constant 2005 US dollar basis ($197.1 billion). … Read more

DMPQ: Explain the Crop breeding and the introduction of GM crops for food production.

Conventional breeding, especially of crops, livestock and fish, focuses principally on increased productivity, increased resistance to diseases and pests, and enhanced quality with respect to nutrition and food processing. Advances in cellular genetics and cell biology methods in the 1960s contributed to the so-called ‘green revolution’ that significantly increased varieties of staple food crops containing … Read more

Environment Pollution: An Introduction

Environment Pollution is  defined as ‘an addition or excessive addition of certain materials to the physical environment (water, air and lands), making it less fit or unfit for life’. Pollutants are the materials or factors, which cause adverse effect on the natural quality of any component of the environment. Classifications According to the form in … Read more

Introduction And Application Of Genetic Engineering

 Introduction and application of genetic engineering Genetic engineering Genetic engineering, the artificial manipulation, modification, and recombination of DNA or other nucleic acid molecules in order to modify an organism or population of organisms. The term genetic engineering initially referred to various techniques used for the modification or manipulation of organisms through the processes … Read more

ECOLOGY- An Introduction

    Ecology is  defined “as a scientific study of the relationship of the living organisms with each other and with their environment.” The classical texts of the Vedic period such as the Vedas, the Samhitas, the Brahmanas and the Aranyakas-Upanishads contain many references to ecological concepts .The Indian treatise on medicine, the Caraka- Samhita … Read more

DPPQ-Early Medieval Age (800-1200 A.D.) – North India-Rajput Age- An Introduction

Question:In the early medival period the term “rajaputra” appeared as >>>Royal Officials >>>Royal Feudals >>>Sun Cult >>>Kings Question:In Rajput kingdoms it was commonly observed that a loyalty was towards >>>Clan >>>Rajput social grouping >>>Religion >>>None Question:The first major Rajput kingdom was >>>Sisodia >>>Tomaras >>>Chaulukyas >>>Paramaras Question:Rajputs have not stated lineage from which of the following … Read more

DPPQ- Indian Geography-An Introduction

Question:India latitudenally and longitudenally lies in the following hemissphere respectively >>>Northern-Eastern >>>Northern-Western >>>Southern-Eastern >>>Southern-Western Question:Southernmost point of India is >>>Indira Point >>>Indira Island >>>Indira col >>>Indira cot Question:India’s extent is greatest in >>>North-South >>>East-West >>>Both Equal >>>None Question:Longest coastline of India is in the state of >>>Gujarat >>>Andhra Pradesh >>>West Bengal >>>Tamilnadu Question:Length of the … Read more