agriculture
Use of Vermi compost in crops
vermi compost Vermicomposting is the conversion of dung manure and other agricultural waste by earthworms. Vermi compost contains 2.5 to 3.0 nitro…
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Vitamins and Minerals
Vitamins and Minerals • Give examples of vitamins and minerals, and state their functions How do you get your vitamins? You may take a vitamin pil…
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biology
BIOTECHNOLOGICAL APPLICATIONS IN MEDICINE
BIOTECHNOLOGICAL APPLICATIONS IN MEDICINE The recombinant DNA technological processes have made immense impact in the area of healthcar…
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biology
Structure of Polynucleotide Chain
THE DNA DNA is a long polymer of deoxyribonucleotides. The length of DNA is usually defined as number of nucleotides (or a pair o…
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human biology
आपका शरीर ठंड के लिए कैसे प्रतिक्रिया करता है?
आपका शरीर ठंड के लिए कैसे प्रतिक्रिया करता है? ये लोग बर्फीले पानी में मस्ती कर रहे होंगे, लेकिन उनके शरीर ठंड की प्रतिक्रिया के लिए संघर्ष कर रहे ह…
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human biology
मानव जीवविज्ञान
मानव जीवविज्ञान की परिभाषा मानव जीव विज्ञान जीव विज्ञान की शाखा है जो मानव और मानव आबादी पर केंद्रित है; यह आनुवांशिकी, पारिस्थितिकी, शरीर रचना विज्…
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space science
Myst ery of space
Myst ery of space Usually when we boil water, many bubbles are formed in it. But this does not happen in space. A large bubble is formed when the…
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agriculture
BIOTECHNOLOGICAL APPLICATIONS IN AGRICULTURE
Biotechnology, as you would have learnt from the previous chapter, essentially deals with industrial scale production of biopharmaceuticals and biolo…
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biology
BIODIVERSITY
BIODIVERSITY In our biosphere immense diversity (or heterogeneity) exists not only at the species level but at all levels…
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biology
POPULATION STABILISATION AND BIRTH CONTROL IN INDIA
POPULATION STABILISATION AND BIRTH CONTROL In the last century an all-round development in various fields significantly improved the quality of life…
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agriculture
TISSUE CULTURE
TISSUE CULTURE As traditional breeding techniques failed to keep pace with demand and to provide sufficiently fa…
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agriculture
Animal Breeding
Animal Breeding Breeding of animals is an important aspect of animal husbandry. Animal breeding aims at increasing the yield of animals and improvin…
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agriculture
Animal husbandry
With ever -increasing population of the world, enhancement of food production is a major necessity. Biological principles as applied to animal husban…
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space science
fact of space
अंतरिक्ष में जाने के छह महीने बाद अंतरिक्ष यात्रियों का कद बढ़ जाता है। उनका कद उनकी वास्तविक ऊंचाई से तीन फीसदी अधिक हो जाता है। यह सब इसलिए होता है…
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biology
Recombinant DNA technology
Recombinant DNA technology Recombinant DNA technology (also known as genetic engineering) is the set of techniques that enable the DNA from different…
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space science
life on Mars
Scientists searching for life on Mars have achieved great success. Such fossils have been found in Australia which lived billions of years ago withou…
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space science
ब्लैक होल क्या है?
ब्लैक होल क्या है? ब्लैक होल अंतरिक्ष में ऐसी जगह है जहां गुरुत्वाकर्षण इतना खींचता है कि प्रकाश भी नहीं बुझ सकता । गुरुत्वाकर्षण बहुत मजबूत है क्य…
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