Author name: Ragini Chopra (MSc, Biological Sciences, Science, Science & Technology Faculty UPSC)

Nuclear Triad UPSC (Best Science & Technology Notes for UPSC & Other Exams)

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Science & Technology UPSC. Science & Technology Notes UPSC. 1.1  India’s Nuclear Triad UPSC The Nuclear Triad of India is a three-sided military-force structure consisting of ICBMs (land-based nuclear missiles) SSBNs (nuclear-missile-armed submarines) and Strategic Bombers (strategic aircraft with nuclear bombs and missiles). The theory underlying the triad is that spreading the country’s extensive nuclear […]

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Human Excretory System UPSC & Other Exams

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Biology UPSC, Human Excretory System UPSC CSE, Biology Notes UPSC Human Excretory System UPSC & Other Exams Excretory System During normal cellular activities, cells release waste products into the bloodstream. These waste products are toxic and must be removed to maintain the body’s health. The process of eliminating these cellular wastes is called excretion, and

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Human Respiratory System UPSC & Other Exams

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Biology UPSC, Human Digestive System UPSC Human Respiratory System UPSC & Other Exams The human respiratory system is a complex network of organs and tissues responsible for breathing and gas exchange. The respiratory system brings oxygen into the body and removes carbon dioxide. This process is essential for cellular metabolism and energy production. Most of

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Human Skeleton System UPSC & Other Exams

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Biology UPSC, Human Skeleton System UPSC Human Skeleton System The vertebrate body structure is supported by a skeleton. The skeletal system forms the framework of the human body, providing a rigid structure that: The human body’s structure is composed of interconnected connective tissues. Connective Tissue: In the human body, connective tissue serves to connect one

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Human Circulatory System UPSC & Other Exams

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Human Circulatory System UPSC, Biology Notes UPSC Human Circulatory System UPSC The human circulatory system is a complex network responsible for transporting blood, oxygen, nutrients, and waste throughout the body. It can divided into two parts: Blood Circulatory System (Cardiovascular system) It includes Pulmonary Circulation and Systemic Circulation. Pulmonary Circulation: This involves the movement of

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Human Digestive System UPSC & Other Exams

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Biology UPSC, Human Digestive System UPSC CSE Human Digestive System UPSC Biomacromolecules (carbohydrates, proteins etc.) in food cannot be utilized by our body in their original form. They have to be broken down and converted into simple substances (glucose, amino acids etc.) before utilized by our body. The human digestive system is responsible for breaking

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