ENZYMES

ENZYMES Enzyme, a substance that acts as a catalyst in living organisms, regulating the rate at which chemical reactions proceed without itself being altered in the process. The biological processes that occur within all living organisms are chemical reactions, and Read More …

Bio molecules – structure and function of carbohydrates, proteins and fats.Vitamins and deficiency diseases, Enzymes, Hormones – Plant hormones and growth regulation.Animal hormones and their functions.

BIOMOLECULES There is vast diversity of living organisms. The chemical compositon and metabolic reactions of the organisms appear to be similar. The composition of living tissues and non-living matter also appear to be similar in qualitative analysis.Closer analysis reveals that Read More …

Soil fertility status of Jharkhand- Application of Vermi compost and Farm Yard Manure (FYM) for improving soil health. Nitrogen fixing bacteria; their applications and Concept of Organic farming

Soil Fertility status of Jharkhand According to GIS based data, Soil fertility can be mapped. Nitrogen, Phosphorus and Potassium are the major constituents, whichare considered important for soil fertility. Presence Lohardaga and Simdega districts have less presence of Nitrogen in Read More …

Rain fed agriculture: Conventional food and horticultural crops of the state.Need for diversification of crops for food as well as nutritional security in the wake of climate change; Rain water harvesting and its role in improving agriculture output in Jharkhand; Fish farming

Rain fed agriculture Rain fed agriculture indicated rain as source of irrigation for agricultural activities. In India, almost 60% of total net sown area comes under rainfed lands. Rainfed crops account for 48 percent area under food crops and 68 Read More …

Concept and nature of sound.Wave length and frequency, infrasonic and Ultrasonic sounds, Sources of Infrasonic sound In nature, Ultrasonic sound characteristics and some applications.

Sound is a longitudinal wave, in which the particles oscillate to and fro in the same direction of wave propagation. Sound waves cannot be transmitted through vacuum. The transmission of sound requires at least a medium, which can be solid, liquid, Read More …