Launch Vehicles of ISRO| Important Facts
ISRO started with sounding rockets to now reusable launch vehicles. In this article, you will get to know about the different launch vehicles of India.
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ISRO started with sounding rockets to now reusable launch vehicles. In this article, you will get to know about the different launch vehicles of India.
Launch Vehicles of ISRO| Important Facts Read More »
The Four Fundamental Forces There are four universal or fundamental forces in nature. The four fundamental forces act upon us every day, whether we realize it or not. Without these forces, all matter in the world will fall apart. The Four Fundamental Forces of Nature are Gravitational force, Weak Nuclear force, Electromagnetic force and Strong
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MCQs On Diseases are given below : 1. Diseases that spread from one person to another are called(a) Communicable diseases(b) Degenerative diseases(c) Non-communicable diseases(d) None of the above Sol: (a) Communicable diseases. 2. Night blindness is caused due to the deficiencies of(a) vitamin A(b) vitamin B(c) vitamin C(d) vitamin E Sol: (a) vitamin A. 3.
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Hormones Hormones are special chemicals that travel through the bloodstream. They carry messages from the glands where they are produced to cells in different parts of the body. These chemical messages help to “turn on” or “turn off” cellular processes that control appetite, growth, stress, blood sugar, sleep cycles, sexual function etc. They are secreted by special
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Definition of Acids and Bases According to Arrhenius : Acids: Substances which gives hydrogen ion in its aqueous solution. e.g. Nitric acid, HCL, Acetic acid. Bases: Substances which gives hydroxil ion in its aqueous solution. e.g. NaOH, KOH, NH4OH. According to Bronsted and Lowry theory: Acids: Substances that has tendency to lose a proton. Bases:
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Blood Circulation System A network of organs that allow the circulation of blood throughout the body is also known as the cardiovascular system or human circulatory system. The human circulatory system consists of a network of arteries, veins, and capillaries, with the heart pumping blood through it. The blood circulatory system (cardiovascular system) delivers nutrients
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The digestive system performs four functions viz. ingestion, digestion, absorption and elimination. Ingestion is intake of food. Digestion is of two types viz. mechanical (food is broken down into smaller pieces, this begins as soon as we put food in our mouth) and chemical (use of enzymes and acids to break down consumed food). Absorption is the assimilation of digested food in cells while elimination is passing out of what we cannot digest.
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Ruminants are referred to the plant-eating mammals including sheep, goat, deer cattle, buffaloes, bison, giraffes, yaks, etc. Ruminants swallow the food without chewing. After feeding, they bring the food from the stomach back into the mouth and chew it leisurely. This process is called rumination and such animals are called as ruminants. Rumination is also called
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What are antimicrobials? Antimicrobials – including antibiotics, antivirals, antifungals and antiparasitics – are medicines used to prevent and treat infections in humans, animals and plants. What is antimicrobial resistance? Antimicrobial Resistance (AMR) occurs when bacteria, viruses, fungi and parasites change over time and no longer respond to medicines making infections harder to treat and increasing the risk of disease
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Top 50 UPSC Prelims Science Questions are given below : 1. ‘RNA interference (RNAi)’ technology has gained popularity in the last few years. Why?a) It is used in developing gene-silencing therapies.b) It can be used in developing therapies for the treatment of cancer.c) It can be used to develop hormone replacement therapies.d) It can be
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