TNPSC GROUP – 2 MAINS (E)

Write a detailed note on Blood

Blood Blood is the main circulatory medium in the human body.  It is a red-colored fluid connective tissue. Components of Blood:  The blood consists of two main components.  The fluid plasma and the formed elements (blood cells) which are found suspended in the plasma. Plasma:  It is slightly alkaline, containing non-cellular substance which constitutes about […]

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What is Robotics? Explain its Applications.

Robotics Robotics is the branch of technology that deals with the design, construction, operation, structural depositions, manufacture and application of robots.   Military robots Industrial robots:  Robots are increasingly used in manufacturing (since the 1960s).  According to the Robotic Industries Association US data, in 2016 the automotive industry was the main customer of industrial robots with

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What is Drug De-addiction? Explain the ways to Drug De-addiction

Drug De-addiction Drug De-addiction is the process of medical or psychotherapeutic treatment for dependency on psychoactive substances such as alcohol, prescription drugs, and street drugs such as cannabis, cocaine, heroin or amphetamines Management of de-addiction is a complicated and difficult task.  The path to recovery for drug addicts is long and often slow. Family members,

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Explain the following Human Endocrine Glands 1. Pituitary gland 2. Thyroid gland 3. Parathyroid gland

Pituitary Gland The pituitary gland or hypophysis is a pea-shaped compact mass of cells located at the base of the midbrain attached to the hypothalamus by a pituitary stalk.  The pituitary gland is anatomically composed of two lobes and performs different functions.  They are the anterior lobe (adenohypophysis) and the posterior lobe (neurohypophysis). The intermediate

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List out the Projects to save threatened species taken by the Government

Project Tiger Project Tiger was initiated as a Central Sector Scheme in 1973 with 9 tiger reserves located in different habitat types in 9 different states.  There is a total of 18 Reserves in 13 states.  At present tiger, Conservation has been viewed in India not only as an effort to save an endangered species

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Write a detailed note on AIDS

AIDS (Acquired Immunodeficiency Syndrome) AIDS is a severe viral disease caused by Human Immunodeficiency Virus (HIV).  It is a condition in which the immune system fails and suppresses the body’s disease-fighting mechanism.  They attack the lymphocytes and the affected individual is prone to infectious diseases. Dr Suniti Solomon pioneered HIV research and treatment in India.

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What is E-Waste? Explain its Management

E-Wastes and its Management E-waste is generally called as electronic waste, which includes spoiled, outdated, non-repairable electrical and electronic devices.  These wastes contain toxic metals like lead, cadmium, chromium and mercury, though also contain iron, copper, silicon, aluminium and gold which can be recovered. Nevertheless, only 5 % of e-waste produced is recycled. Sources of

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Write a detailed note on Rainwater Harvesting

Rainwater Harvesting Rainwater harvesting is a technique of collecting and storing rainwater for future use.  It is a traditional method of storing rainwater in underground tanks, ponds, lakes, and check dams and used in future. The main purpose of rainwater harvesting is to make the rainwater percolate under the ground so as to recharge ‘the

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Define Biodiversity. Explain the importance of Biodiversity in the Ecosystem

Biodiversity Biodiversity can be defined as a community of all the living organisms on the earth and the diversity among them from all the ecosystems.  Biodiversity is thus the variability between the species, within the species, and between the ecosystems. The term biodiversity was coined by Walter G. Rosen in the year 1986 Importance of

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TNPSC EXAM MACHINE TEST BATCH தொடர்பான தகவல் இங்கு அளிக்கப்படும். (PRELIMS + MAINS)